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88results about How to "Adjust softness" patented technology

High-shock-absorbance wear-resistant thermoplastic elastomer and preparation method thereof

ActiveCN104629243ASolve layeringSolve the peeling phenomenonPolymer scienceThermoplastic elastomer
The invention relates to the technical field of thermoplastic elastomer materials and particularly relates to a high-shock-absorbance wear-resistant thermoplastic elastomer and a preparation method thereof. The high-shock-absorbance wear-resistant thermoplastic elastomer comprises the following components in parts by weight: 40-60 parts of SIS resin, 10-20 parts of thermoplastic polyurethane, 5-10 parts of a compatilizer, 5-15 parts of extending oil, 5-10 parts of mineral filler, 1-3 parts of a processing aid and 0.2-0.5 part of an antioxidant. The preparation method comprises the following steps of firstly, placing the SIS resin, carbonate calcium, the antioxidant, the processing aid and extending oil into a high-speed mixer, mixing, adding other raw materials and mixing to obtain a premix; and secondly, placing the premix into a twin-screw extruder, extruding and granulating. The thermoplastic elastomer has the characteristics of capability of secondary injection molding, good adhesion with PC and ABS materials and high shock absorbance and wear resistance.
Owner:SILVER AGE ENG PLASTICS DONGGUAN

Process for producing nonwoven fabric and nonwoven fabric

The nonwoven fabric production process of the invention comprises a laminating step in which composite yarn, obtained by bundling a plurality of resin single filaments each having a core-sheath structure with a filamentous core resin surrounded by a sheath resin with a melting point of at least 20°C lower than the core resin and fusing the sheath resin together, is laminated in at least the three directions of warp direction, slant direction and reverse slant direction, and a bonding step of heating the laminated filament bundles at a temperature lower than the melting point of the core resin and higher than the melting point of the sheath resin for bonding. According to the invention, it is possible to provide a nonwoven fabric production process and nonwoven fabrics with excellent plasticity and shape following property, as well as adjustable strength for adaptation to different purposes and required properties.
Owner:UBE NITTO KASEI CO LTD

PVC (polyvinyl chloride) double side compound sound-proof felt and preparation method thereof

The invention discloses PVC (polyvinyl chloride) double-side compound sound-proof felt and a preparation method of the felt. The PVC double-side compound sound-proof felt is in an A-B-A layered structure; the A-B-A layered structure comprises a PVC heavy layer, and fiber punched felt compounded on the upper surface and the lower surface of the PVC heavy layer. The novel PVC sound-proof felt adoptsa compound structure; a sound-proof component for an air conditioner compressor can be conveniently arranged and quickly mounted; the sound-proof felt can achieve the best sound-proof, noise reduction, damping and shock absorption effects; in addition, the sound-proof felt further has effects of effectively protecting harnesses and copper pipes against oscillation wear and removing abnormal sloshing sound; and the sound-proof felt is environment-friendly and stable in performance. The preparation method is simple, and adopts hot-melt rolling compounding, and the product is free from lamination and has good practicability.
Owner:ZHENJIANG MEIDA PLASTICS CO LTD

Special handwork plasticine for English course and preparation method thereof

The invention relates to special handwork plasticine for English course, which is used for showing English characters or words to be learned on a blackboard in forms of plasticine characters during English teaching at schools and kindergartens so as to enhance the teaching interestingness. The special handwork plasticine for English course is prepared from the following raw materials in parts by weight: 30 parts of resin clay, 10 parts of pectin, 0.5 part of bone glue, 5 parts of aloe gel, 40 parts of modified corn starch, 10 parts of glutinous rice flour, 5 parts of neodymium iron boron magnetic material powder, 3 parts of almond oil, 1 part of palm oil, 1 part of chamomile essential oil, 0.2 part of pericarpium granati extract, 0.5 part of refined salt, 3 parts of calcite powder, 20 parts of flour, 0.5 part of calcium stearoyl lactylate, 0.2 part of sodium tripolyphosphate, 0.2 part of polymethylphenyl siloxane liquid, 5 parts of kieselguhr, 0.5 part of food coloring and 10 parts of water. In the invention, the English characters or words to be learned are shown on the blackboard in forms of plasticine characters so as to enhance the teaching interestingness and realize the characteristics of environmental protection, no toxin, harm or crack, antibacterial property, good forming property, moderate hardness and convenience in demoulding.
Owner:HEBI COLLEGE OF VOCATION & TECH

Mattress with adjustable hardness and control system thereof

The embodiment of the invention relates to a mattress with adjustable hardness and a control system thereof. The mattress comprises a mattress body and an adjustable device, wherein the mattress bodysequentially comprises a comfortable bed body, an induction bed body and a supporting bed body from top to bottom, a plurality of movable parts are arranged on the supporting bed body, and a pressuresensor is arranged on the induction bed body; the adjustable device comprises a lifting part connected with the movable part and an adjusting assembly. According to the mattress with the adjustable hardness, the pressure of a person lying on the comfortable bed body is collected in real time through the pressure sensor; according to the pressure detected by the pressure sensor, the lifting rod iscontrolled by the adjusting assembly to ascend or descend, so that the movable part is driven to move up and down in the hole channel gradually, and the mattress with the adjustable hardness at the position corresponding to the movable part is driven to protrude upwards or sink downwards, and therefore, the height of the surface of the comfortable bed body of the mattress is adjusted to change thehardness, the healthiest and comfortable support is provided in real time, and the problem that the hardness of an existing mattress cannot be adjusted according to the body curve of a user in the sleeping process is solved.
Owner:GUANGDONG UNIV OF TECH

Mattress

The invention discloses a mattress. The mattress comprises a bedding core formed by arranging a plurality of springs and an outer cover covered out of the bedding core, wherein the positions, on the mattress, facing each spring are provided with longitudinal adjusting holes; and elastic adjusting devices are arranged in the adjusting holes, wherein each elastic adjusting device comprises a piston push rod, an upper base plate, a sleeve, a screw rod, an adjusting spring, a moving block, a lower base plate and a drive mechanism. The mattress forms an inside-and-outside elastic structure so that a user can adjust the elasticity of the mattress everywhere according to own needs, which realizes the adjustment of the flexibility at any position of the mattress and realizes the flexibility adjustment of the mattress by electric adjustment or manual adjustment; and therefore, the mattress has more selectivities, simple operation and easy implementation.
Owner:SUZHOU INDAL PARK AIERSI MATTRESS

Epoxy resin curing agent and preparation method thereof

The invention relates to an epoxy resin curing agent and a preparation method thereof. The epoxy resin curing agent comprises the following raw materials in parts by weight: 30-60 parts of methacrylic acid dimethylamine ethyl ester, 20-30 parts of methyl methacrylate, 10-20 parts of isoamyl methacrylate, 10-20 parts of hydroxyethyl methacrylate, 0.5-3 parts of an initiating agent, and 50-100 parts of solvent. According to the invention, the methacrylic acid dimethylamine ethyl ester with unsaturated bond is adopted as a main comonomer, and tertiary amine which can be used for performing cross-linking and solidification reaction with the epoxy resin is directly inserted into a macromolecular chain, so that the epoxy resin can be solidified, the toughening modification effect is achieved, and a curing agent and a flexibilizer are not required at one time; therefore the cost is saved and the technology is simplified.
Owner:CHINA BLUESTAR CHENGRAND CO LTD

Adaptive adjustment method and system for automobile seat, equipment and storage medium

The invention discloses an adaptive adjustment method and system for an automobile seat, equipment and a storage medium. The automobile seat comprises a backrest assembly, wherein air bags are arranged in the backrest assembly. The adaptive adjustment method comprises the steps of presetting the corresponding relation between weight information and the pressure intensity value of the air bag; acquiring a pressure value received by the seat; acquiring body weight information of a passenger according to the pressure value; and controlling the air bag to inflate or deflate according to the weightinformation and the corresponding relation. The positive progressive effect of the invention is that the automobile seat can be automatically adjusted for different users according to the acquired different weight information of the user and the pressure value received by the seat, the backrest assembly of the automobile seat is provided with a plurality of air bags, so that the hardness of the seat can be adjusted according to different body structures of different passengers and different sitting postures, and the comfort level of a user taking the automobile is improved.
Owner:YANFENG AUTOMOTIVE TRIM SYST CO LTD

Pure polyurethane condom with adhesive layer, and preparation method of pure polyurethane condom

The invention provides a pure polyurethane condom with an adhesive layer, and a preparation method of the pure polyurethane condom. The pure polyurethane condom with the adhesive layer at least comprises a first polyurethane film layer, a polyurethane adhesive layer and a second polyurethane film layer, wherein the polyurethane adhesive layer is positioned on the first polyurethane film layer; thesecond polyurethane film layer is positioned on the polyurethane adhesive layer; the 100% tensile modulus of the polyurethane adhesive layer is less than or equal to 2.5 N / mm<2>; and the structure ofthe first polyurethane film layer and the structure of the second polyurethane film layer are different from the structure of the polyurethane adhesive layer. According to the pure polyurethane condom provided by the invention, the properties, such as softness and strength, can reach the optimal properties; and the product market requirements are satisfied.
Owner:LANZHOU KESHI SICILY HEALTH TECH CO LTD

Nursing bed and monitoring method capable of monitoring sleeping behavior and state of elderly people

The invention discloses a nursing bed and monitoring method capable of monitoring a sleeping behavior and state of elderly people. A bed screen is fixed to one end of a bed base frame, and the bed base frame is sequentially provided with a bed frame and a mattress from bottom to top in a matched mode; a luminous fabric is arranged on the surface of the mattress, and a plurality of linear inductosyn are in an evenly left and right zone arranged state of the mattress to form a linear inductosyn matrix; the linear inductosyn matrix collects electromotive force variable quantity under use states of the left side and the right side, and the electromotive force variable quantity continuously collected by an information collector is transmitted to a host processor; the host processor calculates out the human-bed interface compression quantity matrix information based on the electromotive force variable quantity through calculation; by analyzing the human-bed interface compression quantity matrix information, the sleep behavior, breathing situations and the time when leaving a bed are monitored, and the monitoring information is sent to a mobile phone; when abnormal information is detected, the alarm can be sent through the host processor; and when the elderly people gets up or sleeps at night, the luminous fabric on the surface of the mattress can be controlled to glow or darken.
Owner:ANHUI AGRICULTURAL UNIVERSITY

Electronic endoscope with externally rotatable camera

PendingCN107374575ADoes not affect accessDoes not affect smooth entryEndoscopesHuman bodyEngineering
The invention provides an electronic endoscope with an externally rotatable camera. The electronic endoscope comprises the electronic camera, a wire band, an externally rotating assembly, a mirror and an operation part; the electronic camera is movably connected with the mirror through the externally rotating assembly and connected to the end portion of the wire band, and the other end portion of the wire band penetrates through mirror and is connected with the operation part; one end of the externally rotating assembly is connected to the electronic camera or the wire band, the other end of the externally rotating assembly is connected with the operation part, and the middle of the externally rotating assembly is movably connected to the tube wall of the mirror. According to the electronic endoscope with the externally rotatable camera, a tail-end channel can be enlarged; compared with existing endoscopes, the diameter of the existing endoscopes can be maintained, and on the premise of not affecting the endoscope to successfully enter the human body, the endoscope can enlarge the tail-end channel after going through the narrow section of the channel of the human body, so that more apparatuses go through conveniently, larger foreign bodies are taken out and flushing is conducted more smoothly.
Owner:SIHONG ZHENGXING MEDICAL TECH CO LTD

Pillow inner with loofah sponge functional modules and pillow with pillow inner

The invention discloses a pillow inner with loofah sponge functional modules and a pillow with the pillow inner. The pillow inner is characterized in that counter bores are arranged in a pillow innerbody, the loofah sponge functional modules are arranged in the counter bores, and each loofah sponge functional module comprises cylindrical outer sleeve fabric and an internal filling loofah sponge.The pillow comprises the pillow inner, an outer pillow case for accommodating the pillow inner and a height adjusting module. The pillow inner and the pillow have the advantages that the moisture absorption, dampness dispersing performance and breathability of the pillow are increased, heat and dampness energy exchanging between a person and the pillow is benefited, and the dryness and comfortableness of the pillow surface are guaranteed.
Owner:ANHUI AGRICULTURAL UNIVERSITY

Foaming injection molding system for preparing TPU (Thermoplastic Polyurethane) soles and shoes

The invention discloses a foaming injection molding system for preparing TPU (Thermoplastic Polyurethane) soles and shoes. The foaming injection molding system comprises a screw feeder, a gas injection device, a heating device, a heteromorphic intercepting spray nozzle and an electric control cabinet, wherein the screw feeder is used for shearing a TPU rubber raw material in a molten state and conveying the molten TPU rubber into the heating device; the gas injection device is used for injecting a carbon dioxide gas into the molten TPU rubber and uniformly mixing to form a polymer / gas homogeneous phase body; the heteromorphic intercepting spray nozzle is used for directly injecting the quantitative molten TPU rubber into an injection molding mold for sizing. According to the foaming injection molding system disclosed by the invention, a finished product-foamed shoe insole is formed through one-step molding by using a carbon dioxide TPU injection molding and foaming technology, the hardness and the density in any part of the foamed shoe insole can be optionally adjusted, the technological breakthrough which cannot be completed by an ETPU (Engineering Thermoplastic Polyurethane Elastomer) hot press molding for Boost soles can be realized, the wearing comfort of shoes made by the shoe insole can be greatly increased, and the production technology process and the production cost can be reduced.
Owner:GUANGDONG ANGSI NEW MATERIAL TECH CO LTD

Sleep quality evaluation and regulation system

The invention provides a sleep quality evaluation and regulation system. The sleep quality evaluation and regulation system comprises a control device and a mattress device. The mattress device comprises an air bag module and a sensor module. The sensor module comprises a pressure sensor unit and a gyroscope sensor unit. The pressure sensor unit is arranged on the upper surface of the mattress device. The gyro sensor unit is provided in the mattress device. The pressure sensor unit is used for collecting a plurality of pressure signals when a user lies down. The gyroscope sensor unit is used for collecting a plurality of gyroscope signals when a user lies down. The plurality of pressure signals and the plurality of gyroscope signals are transmitted to the control device. The sleep qualityevaluation and regulation system calculates a sleep quality evaluation value according to the plurality of pressure signals and the plurality of gyroscope signals.
Owner:DAIFUNI HOUSEHOLD DECORATION PRODS FUSN CITY

Polyvinyl chloride film suitable for coating of hot melt pressure sensitive adhesive and preparation method of polyvinyl chloride film

The invention provides a polyvinyl chloride film suitable for coating of a hot melt pressure sensitive adhesive and a preparation method of the polyvinyl chloride film. The polyvinyl chloride film suitable for coating of the hot melt pressure sensitive adhesive is mainly prepared from the following components in specific parts by mass of polyvinyl chloride resin, a polymeric plasticizer, a stabilizing agent and a filler. The polyvinyl chloride film suitable for coating of the hot melt pressure sensitive adhesive has excellent high-temperature-resistance, and is low in heat contraction percentage, and the thickness deviation of the polyvinyl chloride film can be controlled to 5 micrometers or below, through two thickness control units, the width of the polyvinyl chloride film can be made to be 2.5 meters or above. The preparation method of the polyvinyl chloride film suitable for coating of the hot melt pressure sensitive adhesive, disclosed by the invention, is simple in technology, high in production efficiency and suitable for mass production.
Owner:HEBEI YONGLE TAPE CO LTD

Heat-insulating flame-retardant sheet and preparation method thereof

The invention belongs to the technical field of heat insulation and flame retardance, and discloses a heat-insulating flame-retardant sheet and a preparation method thereof. The heat-insulating flame-retardant sheet comprises a base material layer and a flame-retardant coating sprayed around the base material layer, wherein the base material layer is aerogel felt, and the flame-retardant coating consists of a water-based elastic coating, water-based resin, a flame-retardant, a dispersing agent, a coupling agent and silica powder. The method comprises the preparation steps: taking the raw materials according to the composition of the flame-retardant coating, and uniformly stirring to obtain the flame-retardant coating; blowing to clean the surface of the aerogel felt to obtain a felt body A; and spraying the flame-retardant coating around the felt body A, and drying to obtain the heat-insulating flame-retardant sheet. The flame-retardant coating is sprayed on the outer side of the aerogel felt, so that powder falling off the surface of the aerogel felt is prevented, the flame-retardant performance of the aerogel felt is improved, and the flexibility of the aerogel felt is not influenced.
Owner:GONG YI VAN-RES INNOVATION COMPOSITE MATERIAL CO LTD

Palm fiber mattress convenient in softness adjustment

The invention discloses a palm fiber mattress convenient in softness adjustment. The palm fiber mattress comprises a bottom plate, wherein limiting columns are arranged on outer walls of sides of thetop of the bottom plate; limiting grooves are formed in outer walls of the tops of the limiting columns; limiting bolts are arranged on inner walls of the limiting grooves; a palm fiber mattress is arranged on outer walls of the limiting bolts; a sponge layer is arranged on the outer wall of the top of the palm fiber mattress; airbag cabins in equal distance distribution are formed inside the palmfiber mattress; airbags are arranged inside the airbag cabins; air inlets are formed in the outer walls of the bottoms of the airbags; six to nine blocks are arranged on the outer wall of the palm fiber mattress; pillow rests are arranged on the outer wall of the top of the palm fiber mattress. By utilizing an air nozzle, excessive air can be released, then the softness of the palm fiber mattresscan be adjusted, airbag explosion caused by excessive air can be prevented, person injury can be avoided, a user can be rapidly relieved from fatigue and feel easy in mind and body, and a certain massage effect can be achieved.
Owner:ZHEJIANG ANJI MEI JIAQI HOME CO LTD

Mattress having adjustable softness, based on spring limitation

ActiveCN110742436AMeet the need for softnessSoftness adjustmentSpring mattressesEngineeringSupport surface
The invention provides a mattress having adjustable softness, based on spring limitation, and relates to the technical field of mattresses. The mattress having adjustable softness, based on spring limitation comprises a cylinder, wherein a bottom plate is fixedly mounted at the bottom end of the cylinder, a spring is fixedly mounted in the center of the inner part of the cylinder, a sliding blockis in sliding connection to the inner part of the cylinder, a helical hole is formed in the inner part of the sliding block, a fluted disk is rotatably connected to the top of the cylinder, and a touch block is fixedly mounted on the inner side of the fluted disk. According to the mattress having adjustable softness, based on spring limitation, softness adjustment of the mattress is realized, requirements of people for the softness of the mattress can be met, when the mattress is contracted downwards under the action of stress, the support area for the mattress can be gradually enlarged, and the comfortable degree of the mattress is increased. When the softness of the mattress is reduced, the initial support area is enlarged, the softness is improved, the initial support area is smaller, and the condition that for different softness degrees, the comfortable degree of the mattress is guaranteed.
Owner:广东南美智造家具有限公司

Organic/inorganic network interpenetrating three-dimensional porous structure electrolyte and preparation method thereof

The invention relates to an organic / inorganic network interpenetrating three-dimensional porous structure electrolyte and a preparation method thereof, the preparation method comprises the following steps: (1) weighing an organic polymer, dissolving in water, heating and uniformly stirring to obtain an organic polymer aqueous solution; (2) adding the ionic conductive phase into an organic polymeraqueous solution, and uniformly stirring at room temperature to obtain an organic polymer electrolyte; (3) adding cement powder into the organic polymer electrolyte, and uniformly stirring at room temperature to obtain uniform slurry; and (4) pouring the uniform slurry into a mold, carrying out hardening molding, and carrying out maintenance to obtain the target product. Compared with the prior art, the electrolyte with the three-dimensional porous structure has the advantages that the interfacial compatibility of the electrolyte with the three-dimensional porous structure and a structure electrode material is improved, and meanwhile, high comprehensive performance is realized.
Owner:TONGJI UNIV

Multifunctional sofa cushion

The invention relates to the technical field of daily furniture fittings and particularly relates to a multifunctional sofa cushion. An inflatable airbag layer is arranged at the upper end of a soft rattan bottom layer; a thermal insulating layer is compounded to the upper end of the inflatable airbag layer; a massaging ball cushion layer is arranged at the upper end of the thermal insulating layer; a coral fleece layer is arranged at the upper end of the massaging ball cushion layer; the massaging ball cushion layer comprises circular massaging balls, metal wires and heating devices; the circular massaging balls on the massaging ball cushion layer are stringed by virtue of connection of the metal wires to form a net structure, and the heating devices are arranged in the middle of the net structure. The multifunctional sofa cushion is simple in structure and novel in design; by additionally arranging the massaging balls and the heating devices in the sofa cushion, the sofa cushion has the functions of massaging and heating and is convenient and practical; furthermore, two surfaces of the sofa cushion are made of different materials, so that the sofa cushion is practical in summer and winter; by arranging airbags in a seat cushion, the hardness of the seat cushion can be adjusted, and the seat cushion is relatively comfortable.
Owner:HAINING HAIPA LEATHER IND

Water-absorbing hydrogel, and production method therefor

[Problem] To provide: a hydrogel which exhibits excellent water-absorbing properties, even if dried, and which exhibits flexibility, shape stability, and shape retention properties; and a production method therefor. [Solution] This hydrogel includes: a water-soluble organic polymer (A); a silicate (B); a dispersant (C) for the silicate; and a water-absorbing polymer (D). This method for producingthe hydrogel includes: a formation step (a1) for forming a hydrogel including the water-soluble organic polymer (A), the silicate (B), the dispersant (C) for the silicate, the water-absorbing polymer(D), and at least one type of solvent selected from the group consisting of water and a water-soluble organic solvent (F); and a solvent removal step (b1) in which a portion of the solvent in the hydrogel is removed as desired.
Owner:NISSAN CHEM IND LTD

Classified cooking control method, control device, cooking device, terminal and system

The invention relates to a classified cooking control method, a control device, a cooking device, a terminal and a system. The classified cooking control method comprises the following steps: acquiring color reflecting information of to-be-cooked rice; recognizing the type of the to-be-cooked rice according to the color reflecting information; and by adopting cooking control information corresponding to the type of the to-be-cooked rice, controlling a heating body for heating the to-be-cooked rice in the cooking device to carry out heating cooking. With the technical scheme, the classified cooking control is realized, the hardness and viscosity of the different varieties of cooked rice can be adjusted with pertinence, and thus the cooking performance of the cooking device is improved.
Owner:GREE ELECTRIC APPLIANCES INC

PVC composition for inspection wells and preparation method thereof

The invention discloses a PVC composition for inspection wells and a preparation method thereof, and belongs to the PVC processing technical field. The composition is composed of the following components by the weight percentage: 50-70% of a PVC compound, 20-30% of an acrylonitrile-styrene-butadiene copolymer resin, and 10-20% of a composite rigid particle modifier. The PVC compound is composed of the following components in parts by weight: 100 parts of PVC resin, 5-8 parts of a calcium zinc stabilizer, 1.5-3.5 parts of a lubricant, 0.8-1.5 parts of a weather resistance modifier, and 1-2 parts of a colorant. The composite rigid particle modifier is a compound obtained by compounding AS resin and nano calcium carbonate according to the weight ratio of 1 to (4-6). The composition adopts rigid particles for toughening, so that the ring stiffness and the tensile strength of the composition are greatly improved under the condition without reduction of the impact strength of the composition; and the cost is low, and the production method is simple, convenient and controllable.
Owner:CHINA PETROLEUM & CHEM CORP

Inner packaging material for Chinese tradition medicine, and preparation of inner packaging material

The invention discloses an inner packaging material for Chinese tradition medicine, and a preparation method of the inner packaging material, belonging to the technical field of the preparation of the packaging material and aiming at providing a high temperature- and low temperature-resistant inner packaging material for Chinese traditional medicine. The technical point of the inner packaging material for the Chinese tradition medicine is that: the material comprises the following components by weight: 40%-60% of a paraffin wax; 20%-40% of a resin compound; 10%-30% of a lubricant; 3%-13% of a toughening agent, and the sum of every component is 100%; the preparation method comprises the steps of: weighing every component, adding paraffin wax into a wax cooking pan, stirring, and heating at 140 DEG C-160 DEG C for 5-20 minutes; then adding the resin compound and a calcium salt modifier, uniformly stirring, and heating at 140 DEG C-160 DEG C for 45-75 minutes; finally adding the lubricant and the toughening agent, and heating at 140 DEG C-160 DEG C for 20-40 minutes to obtain a wax liquid; cooling to 60 DEG C-80 DEG C, making shell, loading pill, sealing, and printing to obtain the final product.
Owner:SINOPHARM GRP FENGLIAOXING FOSHAN PHARM CO LTD

Elastic adjustable module, home product and control method of home product

PendingCN108887996ARealize the adjustment of softness and hardnessAdjust softnessStuffed mattressesSpring mattressesElectricityEngineering
The invention belongs to the technical field of home products and particularly relates to an elastic adjustable module, a home product and a control method of the home product. The elastic adjustablemodule comprises a control panel, a motor electrically connected with the control panel, a gearbox, a plurality of springs different in elastic coefficients, and an upper cover, wherein the motor is fixed at the bottom of the gearbox, the spindle of the motor is fixedly connected with the input end of the gearbox, and the output end of the gearbox is provided with a plurality of embedding grooves;the springs are mutually embedded, and the bottoms of the springs are connected with the embedding grooves; the upper cover covers outside the outmost spring and is fixedly connected with the top ofthe spring, and a limiting structure is arranged between the upper cover and the gearbox for limiting the circumferential rotation of the upper cover relative to the gearbox. The elastic coefficient of the elastic adjustable module can be adjusted as required to avoid overhardness or oversoftness. Therefore, when applied to the home product, the elastic adjustable module can adjust the hardness ofthe home product to provide better experience for users.
Owner:SHENZHEN ZHAOWEI MACHINERY&ELECTRONICS CO LTD

Toy mud and preparation method thereof

PendingCN109180065AImprove plasticityOvercome the defect of easy drying and hardeningWaxPolyethylene glycol
The invention relates to a toy mud and a preparation method thereof. The toy mud contains the following raw materials: 50-100 parts of silicon dioxide, 1-5 parts of kieselguhr, 20-23 parts of SEBS andMBS copolymer, 0.01-0.50 part of polyethylene glycol, 1-3 parts of bee wax, 0.1-2 parts of sorbitol, 0.1-2 parts of white oil, 0.01-0.5 part of organic pigment and 0.01-0.1 part of antibacterial agent. The preparation method comprises the following steps: mixing SEBS and MBS at ratio, adding white oil and bee wax and stirring; adding kieselguhr and silicon dioxide and continuing to stir; adding other raw materials and stirring, thereby acquiring the toy mud. The toy mud provided by the invention is nontoxic and harmless, is high in plasticity and is capable of effectively overcoming the defect of easiness in drying and hardening of the similar products sold in the market on the basis that the playability of the similar products is not changed. Besides, the toy mud provided by the invention does not become dry and hard after the toy mud is placed for 30 days under room temperature, so that the service life of the product can be obviously prolonged.
Owner:天津伊比沙玻璃珠有限公司

Lock type self-repairing polymer, preparation method and application thereof

The invention discloses a lock type self-repairing polymer, a preparation method and application thereof. The lock type self-repairing polymer is obtained by polymerization of a hard segment monomer and a soft segment monomer, and the hard segment monomer and the soft segment monomer are both acrylate monomers. The preparation method of the lock type self-repairing polymer includes the steps of: dissolving the hard segment monomer, the soft segment monomer and an initiator in a solvent, carrying out polymerization reaction, and then adding a precipitant to obtain a precipitate, i.e. the lock type self-repairing polymer. According to the invention, the lock type self-repairing polymer is synthesized by random copolymerization, and the softness and interlocking mode of the chain segments canbe effectively adjusted by adjusting the proportion and variety of the monomers; branched chains on a polymer molecular chain are in space-filling interlocking to form certain riveting force, self-repairing can be achieved without introducing other groups, and the mechanical strength of the material is improved, the repairing method is simple, and the repairing efficiency is high. The preparationmethod has the characteristics of simplicity, easy purification and high yield.
Owner:GUANGDONG UNIV OF TECH

Particle hot-compress pillow for cervical vertebrae and lumbar vertebrae and convenient to disassemble and assemble

The invention relates to a particle hot-compress pillow for cervical vertebrae and lumbar vertebrae and convenient to disassemble and assemble. The pillow comprises a pillow inner, a pillowcase and aheating device which is arranged between the pillow inner and the pillowcase; the pillowcase is defined by a health care mat, the health care mat comprises base cloth and shell fabric which is compounded on the base cloth, and a containing space is formed between the base cloth and the shell fabric; the pillow further comprises multiple pieces of division cloth connected between the base cloth andthe shell fabric, the containing space is divided into multiple containing grooves by multiple pieces of division cloth, the containing grooves are filled with particles or strip-shaped cloth bags with health care medicine, and the two ends in the width direction of the health care mat are arranged to be a first end and a second end respectively; the pillow further comprises a zipper assembly, afirst adjustment part which is arranged at the first end, a second adjustment part which is arranged at the second end and an adjustment mechanism which is used for adjusting the spacing distance between the first adjustment part and the second adjustment part. According to the particle hot-compress pillow for cervical vertebrae and lumbar vertebrae, the health care mat is convenient to adjust, the pillowcase is convenient to disassemble and assemble, the softness of the pillow for cervical vertebrae and lumbar vertebrae can be adjusted, and meanwhile the pillow further has the advantage of having multiple purposes.
Owner:林伟林
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