704 results about "Hot-melt adhesive" patented technology

1. The name of the product of this design: Hot Melt Glue Gun (Xin Tonglian‑6003). 2. Purpose of the product of this design: used for gluing with hot melt glue sticks. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1.

The invention discloses a pharmaceutical composition, a preparation containing the pharmaceutical composition, a kit containing the pharmaceutical composition, and a preparation method and application of the pharmaceutical composition. The pharmaceutical composition comprises the following components: an active pharmaceutical ingredient and a hot melt adhesive, wherein the mass percent of the active pharmaceutical ingredients is 0.3%-50%; the hot melt adhesive is poloxamer P188 and / or poloxamer P407; the mass percent of the hot melt adhesive in the pharmaceutical composition is 5%-30%. According to the pharmaceutical composition, the preparation containing the pharmaceutical composition and the kit containing the pharmaceutical composition, the stability of the active pharmaceutical ingredients can be improved while the active pharmaceutical ingredients are rapidly released to achieve rapid effect, swallowing of a patient can be further improved, and the medication compliance of the patient in actual taking can be improved.

The invention discloses a pharmaceutical composition, a preparation containing the pharmaceutical composition, a kit containing the pharmaceutical composition, and a preparation method and application of the pharmaceutical composition. The pharmaceutical composition comprises an active pharmaceutical ingredient and a hot melt adhesive, wherein the active pharmaceutical ingredient is voriconazole, and the hot-melt adhesive is selected from an A-type hot-melt adhesive, namely poloxamer P188 and / or poloxamer P407, and a B-type hot-melt adhesive, namely poloxamer P188 and / or poloxamer P407; or the B-type hot melt adhesive is polyethylene glycol 6000; the mass percent of the B-type hot melt adhesive in the pharmaceutical composition is 12%-25%; the pharmaceutical composition is a pharmaceutical composition in the form of hot-melt granulated particles. According to the pharmaceutical composition and the preparation and the kit containing the pharmaceutical composition, the stability of active pharmaceutical ingredients can be improved, swallowing of a patient can be further improved, and the medicine taking compliance of the patient during actual taking can be improved.

The utility model discloses a novel gum dipping device for a prepreg machine, and belongs to the technical field of carbon fiber prepreg cloth processing equipment. The technical problems that in the prior art, an impregnation device is not high in impregnation uniformity and stability, product quality and production efficiency are affected, and environmental pollution is large are solved. The device comprises a bottom platform support, a hot melt glue device and a glue dipping roller device, the hot melt glue device and the glue dipping roller device are matched with each other, and the glue dipping roller device is arranged on the bottom platform support and comprises a driving glue dipping heating roller and a driven glue dipping heating roller which are symmetrically arranged in parallel. One end of the driving impregnation heating roller and one end of the driven impregnation heating roller are controlled by a synchronous gear set to synchronously and relatively move; the front and rear sides of the driving impregnation heating roller and the driven impregnation heating roller are respectively connected with glue blocking plates, and the upper space between the driving impregnation heating roller and the driven impregnation heating roller is encircled into an impregnation pool through the glue blocking plates on the front and rear sides; and a group of glue melting devices are symmetrically arranged above the glue dipping pool and above the driving glue dipping heating roller and the driven glue dipping heating roller respectively.

The invention relates to the technical field of hot melt glue machines, in particular to a hot melt glue machine multi-path glue discharging control method and device, equipment and a storage medium. Glue discharging is executed based on the target, and actual glue discharging quality information of each glue path is obtained; according to the information and a preset target, a multi-path glue outlet state deviation matrix is generated; inputting the matrix into a multi-glue-path coupling cooperative control model to obtain cooperative control parameters of each glue path; and finally, cooperative control is carried out on each glue path actuator according to the parameters so as to eliminate the glue output quality difference among the glue paths. According to the method, the global glue discharging state is intelligently sensed, and the multi-path coupling relation is accurately modeled and compensated, so that high-precision cooperative control on the glue discharging quality of the multi-path hot melt glue machine is realized, the systematic technical problem of non-uniform glue discharging of multiple glue paths is effectively solved, and the quality and consistency of packaged or coated products are remarkably improved.

The present disclosure is to provide a water-based hot melt adhesive for healthcare packaging. The water-based hot melt adhesive includes 100 weight parts of water-based polyolefin resin; 40 to 85 weight parts of wax particles; and 25 to 85 parts by weight of tackifier particles; wherein a total weight of the wax particles and the tackifier particles is from 45 wt % to 60 wt % of a total weight of the water-based hot melt adhesive. The coating layer coated by the water-based hot melt adhesive of the present disclosure on the healthcare packaging substrate has great gas-permeability, and satisfied seal strength and peelability after sealing with the periphery part of a flexible sheet or a blister container.

The present invention relates to a transfer foil for transferring images onto solid substrates (transfer printing), such as textile supports, in particular T-shirts, metallic supports or plastic, in particular signs, ceramic supports, in particular cups and plates, etc., comprising a two-dimensional carrier based on polyester, based on polyether ether ketones or based on a cellulose-based material, having a layer (a) which is arranged on at least one of the carrier surfaces and which is made of a cross-linked, at least partially hydrolysed polyvinyl alcohol (PVA) polymer, The present invention also relates to the use of same. A further subject matter of the present invention is a ready-to-use system for transfer printing, comprising a transfer foil and an image applied thereto, in particular printed thereon, and a hot melt adhesive.

A hot melt adhesive sheet according to the present invention is a hot melt adhesive sheet including a base material having at least one surface on which an adhesive layer made of a hot melt adhesive is disposed. The hot melt adhesive includes a crosslinked product of an adhesive composition including a crosslinking agent, and includes a polyurethane resin, an epoxy resin, and 6 mass parts or more and 14 mass parts or less of an isocyanate-based crosslinking agent based on 100 mass parts of the polyurethane resin. The polyurethane resin has a constituent unit derived from a polyol having a skeleton with 8 or more carbon atoms. The epoxy resin is a bisphenol A type epoxy resin having an epoxy equivalent of 450 g / eq or more and 3000 g / eq or less.

The invention relates to the technical field of paper winding machinery, in particular to an automatic glue spraying device of a rewinding machine, which comprises a rack main body, the rack main body is rotatably connected with a raw paper roller and two driving rollers, the axial directions of the raw paper roller and the driving rollers are consistent, and the two driving rollers form a bearing platform; the paper pressing frame is in sliding connection with the rack main body, the paper pressing frame slides in the vertical direction, at least two paper pressing rods are rotationally connected to the paper pressing frame, and the paper pressing rods and the driving roller are matched to form a driving cavity used for containing a rewinding core; the hot melt glue gun is connected with the rack main body and arranged towards the driving cavity, the hot melt glue gun is arranged close to the inlet end of the driving cavity, and the hot melt glue gun is connected with a glue supply machine; the paper separating unit is connected with the rack main body and is used for cutting off wide paper; the rewinding machine has the effect of realizing connection between the paper core and the paper web during roll replacement on the premise of reducing human input and guaranteeing the working efficiency of the rewinding machine.

The utility model belongs to the technical field of hot melt adhesive film covering, and discloses an automatic door pocket plate covering machine which comprises a machine frame, a feeding device, an unwinding device, a film winding device, a film cutting device, a gluing device, a pressing roller device, a pressing wheel device, a width adjusting device and a control device and further comprises a handheld scanning gun used for identifying the width of a door pocket plate. The width adjusting device comprises a moving plate arranged on the rack and a first driving device used for driving the moving plate to move, and the pressing wheel device is fixedly arranged on the moving plate; the film cutting device comprises a cutter arranged on the rack and a second driving device used for driving the cutter to move. The signal output end of the handheld scanning gun is connected with the signal input end of the control device, and the signal output end of the control device is connected with the signal input end of the first driving device and the signal input end of the second driving device. The film laminating machine can greatly reduce the workload and improve the width adjusting precision and efficiency, is high in automation degree, and is suitable for laminating the door pocket plates with non-uniform specifications.

The invention relates to the technical field of composite materials, in particular to a large-length-diameter-ratio composite pipe fitting forming method which comprises the steps of S1, core mold splicing, S2, air pipe sleeving, S3, paving and winding, S4, core mold dissolving, S5, sealing and depoling, S6, flange mounting, S7, mold closing and bag making and S8, heating and curing. Wrapping the hot melt adhesive at the bonding position by using an aluminum foil adhesive tape, then removing the aluminum foil adhesive tape, sleeving the bonded core mold by using a release air pipe longer than the core mold, pouring acetone into the release air pipe, dissolving the EPS foam rod, completely sealing the inlet end of the release air pipe, and finally sealing the release air pipe. And the sealed release air pipe is pulled out of the pipe fitting prefabricated body, the pipe fitting prefabricated body is obtained, and then the composite pipe fitting is manufactured in cooperation with a female die and a bag. The technical problem that the large-length-diameter-ratio composite pipe fitting with the perfect inner surface effect and the perfect outer surface effect cannot be manufactured through an existing technology on the premise that the mechanical property of a product is guaranteed is solved.

The invention discloses a fireproof elevator landing door which comprises a door plate, a fireproof sealing plate, a swing arm, a first rotary connecting piece, a second rotary connecting piece, a fixed supporting component, a limiting rod and a first blocking piece. The fixed supporting component is fixedly installed on a door plate, and the swing arm is rotatably installed on the fixed supporting component through a first rotary connecting piece. The fireproof sealing plate is rotatably mounted at one end of the swing arm through the second rotary connecting piece, and the limiting rod is mounted at the other end of the swing arm; the first blocking piece is fixedly connected with the door plate or the fixed supporting structure through a hot melting adhesive and makes contact with the limiting rod, so that the fireproof sealing plate is kept at a first preset position, and the fireproof sealing plate cannot shield a gap of the door plate through the first preset position; the hot-melt adhesive has a preset failure temperature, when the hot-melt adhesive fails, the fireproof sealing plate is kept at a second preset position, and the second preset position enables the fireproof sealing plate to shield the gap of the door plate.

The utility model discloses a difficult toppling hot melt glue gun, which comprises a glue gun body, one side of the surface of the glue gun body is detachably provided with a support assembly, the support assembly comprises a mounting sleeve clamped on the surface of the glue gun body, the bottom of the mounting sleeve is fixedly connected with a support rod, the bottom end of the support rod is fixedly connected with a bottom plate, and the bottom plate is fixedly connected with a base plate. The bottom of the bottom plate is fixedly connected with a bottom shell, the two sides of the interior of the bottom shell are each provided with a supporting plate in an up-down overturning mode, and one side of the top of each supporting plate is fixedly connected with two springs. Compared with an existing gun stock structure, the contact area of the gun stock structure and a table top is increased, the gun stock structure can be automatically unfolded and folded according to taking and placing of a user, normal work of the glue gun cannot be affected, the placing stability of the glue gun can be improved, the user can take and use the glue gun conveniently, and convenience is provided for work of the user.

The invention relates to a hot melt adhesive composition comprising a polymer component, the polymer component comprising at least one styrene-butadiene-styrene block copolymer P having a styrene content from 35 to 50% by weight: a styrene-butadiene diblock content from 50 to 80% by weight; and a viscosity of a 15% by weight toluene solution at 25° C. of 20 to 40 mPa·s, and at least one styrene block copolymer other than a styrene-butadiene-styrene block copolymer, wherein said styrene-butadiene-styrene block copolymer P is at a content from 10 to 40% by weight relative to the total weight of the polymer component. The invention also relates to the use of said composition as an adhesive for bonding two substrates, and to articles comprising at least one interior or exterior surface coated with said composition.

The invention relates to a water-based hot melt adhesive and water-based hot melt adhesive coating medical paper. The invention provides a water-based hot melt adhesive for a medical packaging material, which comprises 25-70 parts by weight of ethylene-vinyl acetate copolymer, 5-20 parts by weight of ethylene-acrylic acid copolymer, 6.5-55 parts by weight of water-based paraffin and 5-15 parts by weight of powder wax, and the particle size of the powder wax is less than 8 microns. A coating formed by the water-based hot melt adhesive on medical paper can have good air permeability. After the periphery of the coating and the flexible sheet or the blister container are sealed, the coating has good sealing strength and peelability.

The application relates to a fire resistant composite containing a first textile, a first adhesive layer, a polyurethane membrane, a second adhesive layer, and a nonwoven textile. The first textile contains at least about 40% by weight inherently flame resistant fibers. The polyurethane membrane has a softening temperature of least about 210° C. according to ASTM E2347 test method and is non-melting according to ASTM F2894 test method. The first adhesive layer is located between the polyurethane membrane and the first textile and contains a phosphor-based flame retardant. The nonwoven textile is a spunlace nonwoven textile and contains a plurality of staple fibers being at least about 40% by weight inherently flame resistant fibers. The second adhesive layer contains a discontinuous coating of a hot melt adhesive in a pattern of discrete elements.

The present invention relates to shoemaking hot-melt adhesive reinforcing cloth and a reinforcing process thereof, and shoes. The reinforcing cloth comprises a hot-melt adhesive and inner lining cloth. An adhesive is dispensed on the lower surface of the hot-melt adhesive. The adhesive is applied at the adhesive dispensing position, and the inner lining cloth is pressed on the adhesive so as to achieve preliminary bonding of the hot-melt adhesive and the inner lining cloth; or fixing is performed by means of a sewing machine so as to achieve preliminary connection of the hot-melt adhesive and the inner lining cloth. The part of the inner lining cloth that is not bonded or not connected to the hot-melt adhesive is turned over, first, an activation machine is used to soften the hot-melt adhesive by means of hot blowing, when the hot-melt adhesive is melted, the inner lining cloth adheres to the hot-melt adhesive, and then heel shaping is performed immediately.

The utility model provides a cable encapsulation tool with a guide rail, and belongs to the technical field of cable encapsulation. The problem that an existing cable potting device lacks a clamping mechanism and is not suitable for hot melt adhesive potting is solved. Comprising a base, a toggle clamp and a guide rail are fixed to the base, a sliding block and a fixed block are installed on the guide rail, a left clamping block is fixed to the sliding block, a right clamping block is fixed to the fixed block, and the left clamping block is fixedly connected with a movable lever of the toggle clamp; the inner side surfaces of the left clamping block and the right clamping block are respectively provided with a preformed hole for placing a cable joint, the inner side surfaces of the left clamping block and the right clamping block, which are positioned at the cable joint, of the preformed holes are respectively provided with a glue injection semicircular hole, and the tops of the glue injection semicircular holes of the left clamping block and the right clamping block are respectively provided with an inclined glue overflow surface; the cable joint potting device is applied to cable joint potting.

A reactive hot melt adhesive composition comprising: (A) at least one polyurethane prepolymer obtained by reacting a reactant mixture comprising (A1) a polyol mixture comprising: (a) at least one liquid polyester polyol, (b) at least one crystalline polyester polyol, and (c) at least one amorphous polyester polyol, (A2) at least one polyisocyanate having at least two isocyanate groups in one molecule; (B) at least one vinyl acetate polymer, and (C) at least one thermal plastic polyurethane. The reactive hot melt adhesive composition could be used as hot melt adhesive, for example, in furniture industrial applications, which provides very good initial bonding strength and fast setting property simultaneously.

This hot-melt adhesive sheet is provided with a base material and an adhesive layer laminated on at least one surface of the base material, the adhesive layer being formed from a hot-melt adhesive, the hot-melt adhesive comprising a crosslinked product of an adhesive composition containing a crosslinking agent, the adhesive composition comprising a polyester resin, an epoxy resin, and an isocyanate crosslinking agent, the epoxy resin contains a bisphenol-type epoxy resin and a rubber-modified epoxy resin, and the bisphenol-type epoxy resin has an epoxy equivalent weight of 450 g / eq or more and 1000 g / eq or less.

The utility model relates to the technical field of hot melt glue machines, in particular to a nozzle device of a hot melt glue machine, which comprises a hot melt glue machine main body, a nozzle fixing seat is arranged at the bottom end of the hot melt glue machine main body, threads are arranged on the inner wall of the nozzle fixing seat, and a support column is arranged on the outer wall of the hot melt glue machine main body. A first motor is detachably arranged on the inner top wall of the supporting column, a lead screw is locked to the output end of the first motor through a coupler, a connecting block is in threaded connection with the outer wall of the lead screw, and a connecting rod is arranged at the bottom end of the connecting block. The bottom end of the connecting rod extends out of the supporting column and is detachably provided with a second motor. The nozzle dismounting and mounting device is mounted on the outer wall of the shell at the nozzle end of the hot melt glue machine, manual operation is replaced by mechanical operation, mounting is simple, dismounting is convenient, time and labor are saved during operation, manpower participation is reduced, and the automatic operation capacity of the hot melt glue machine is improved.

A hot-melt adhesive composition includes a styrene-butadiene-styrene triblock copolymer and a styrene-isoprene-styrene triblock copolymer. The hot-melt adhesive composition enables melt processing at a relatively low temperature because of having a low viscosity properties are property and thus exhibits excellent adhesive strength and heat resistance while improving the processability. In particular, the melt adhesive composition has excellent mechanical properties after curing, and thus can be used in various industrial fields.

The utility model belongs to the technical field of hot melt glue machines, and discloses an adjustable hot melt glue machine which comprises a base, one side of the top end of the base is fixedly connected with a pair of supports, the top ends of the supports are fixedly connected with an equipment frame, the top end of the equipment frame is provided with an open groove, the open groove is connected with a moving block in a sliding mode, and the moving block is fixedly connected with the base. An equipment box is fixedly connected to the top end of the moving block, first sliding grooves are formed in the two sides, close to the equipment frame, of the equipment box correspondingly, and the pair of first sliding grooves are slidably connected with first sliding blocks correspondingly. According to the device, through cooperative use of an electric push rod, a through groove and a glue scraping piece, the position of a nozzle of a glue spraying head after glue injection can be automatically cleaned, the situation that the nozzle of the glue spraying head is blocked by solidified residual glue, and the glue injection precision is affected is avoided, through arrangement of a storage box, the residual glue scraped by the glue scraping piece can be collected, and the device is convenient to use. The hot melt glue is prevented from falling on the placing table to influence normal work, and the working efficiency of the hot melt glue machine is greatly improved.

The utility model relates to the technical field of glue supply devices, and discloses a mechanical quantifiable glue supply device for a hot melt glue machine. The device comprises a shell, a propelling mechanism is arranged in the device shell, a glue inlet is fixedly connected to the top of the device shell, a glue outlet is fixedly connected to one side of the device shell, a device box is fixedly connected to the bottom of the device shell, a second rotating rod is connected to the interior of the device box, and a glue outlet is fixedly connected to the other side of the device shell. An inner threaded sleeve is rotatably connected to the interior of the equipment box, the second rotating rod is in transmission connection with the inner threaded sleeve, one end of the second rotating rod extends out of the equipment box, a second rotating handle is fixedly connected to one end of the second rotating rod, and a threaded rod is in threaded connection with the interior of the inner threaded sleeve. When the glue spraying device is used, the amount of sprayed glue can be well controlled, the situation that the glue is sprayed too much or too little in the working process is avoided, and the working quality in the working process is improved.

The invention relates to the technical field of medical protection materials, and discloses an anti-allergy skin-friendly operating kit and a preparation technology, and the composite material of the operating kit comprises the following components by mass: 40-70 parts of cellulose-based non-woven fabric; 1 to 10 parts of polymethacryloyloxyethyl phosphorylcholine which is covalently grafted to the cellulose-based non-woven fabric; 20 to 50 parts of polylactic acid-quaternary ammonium salt copolymer; 5 to 15 parts of a polyurethane hot melt adhesive; the method comprises the following steps: grafting a PMPC molecular brush on the surface of a cellulose-based non-woven fabric to obtain a skin-friendly layer; carrying out coaxial electrostatic spinning and solvent treatment on the polylactic acid-quaternary ammonium salt copolymer to prepare a hollow nanofiber barrier layer; and finally hot-pressing and compounding the two layers through a polyurethane hot-melt adhesive. According to the invention, allergy is solved through surface grafting; the toxicity is avoided by using an intrinsic antibacterial polymer; the hollow fibers and the net film are compounded, so that the contradiction between water resistance and breathability is overcome, and the biological safety and comfort of the material are improved.

A hot melt adhesive sheet according to the present invention is a hot melt adhesive sheet including a base material having at least one surface on which an adhesive layer made of a hot melt adhesive is disposed. The hot melt adhesive includes a crosslinked product of an adhesive composition including a crosslinking agent, and includes a polyurethane resin, an epoxy resin, an isocyanate-based crosslinking agent, and a crystalline polyester resin. The epoxy resin includes a bisphenol A type epoxy resin and a rubber-modified epoxy resin. The crystalline polyester resin has a number average molecular weight Mn of 33,000 or less, and a glass transition temperature Tg of -5 °C or less. The isocyanate-based crosslinking agent is included in an amount of 14 mass parts or less based on 100 mass parts of a total of the polyurethane resin and the crystalline polyester resin.

Provided is a biodegradable hot melt adhesive including maleated PBAT, which is prepared by grafting maleic acid onto PBAT using a PBAT resin with excellent biodegradability, maleic acid, and an initiator, and a method of preparing the same. The hot melt adhesive has improved adhesive strength while maintaining biodegradability almost similar to that of PBAT, and therefore may be used as a hot melt adhesive for products requiring biodegradability, such as packaging paper and packaging containers including biodegradable resins.

1. The name of the design product: hot melt glue gun. 2. The use of the design product: a kind of hand tool for heating glue stick to hit hot melt adhesive. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 2.

Disclosed is an elastic cover comprising: an outer sheet, an inner sheet, a plurality of waist elastic bodies joined between the outer and inner sheets and extending transversely substantially parallel to each other, and a plurality of front leg elastic bodies joined between the outer and inner sheets and extending from the left front region through the crotch region to the right front region, a plurality of back leg elastic bodies joined between the outer and inner sheets and extending from the left back region through the crotch region to the right back region, wherein the front and back leg elastic bodies are joined to the outer and inner sheets by a leg elastic adhesive which is a hot melt adhesive applied in slot-die coating provided in a plurality of stripes intermittent in the longitudinal direction for joining the leg elastic bodies.

The invention discloses a preparation method of a copolyamide hot melt adhesive with low VOC (volatile organic compound) emission, which comprises five steps of feeding, salt forming reaction, polymerization reaction, pressure release and negative pressure stage, and is mainly characterized in that the low-VOC copolyamide hot melt adhesive is produced and synthesized by adjusting a production process, mainly adjusting a reaction process in the salt forming stage in a polyamide hot melt adhesive synthesis process. The copolyamide hot melt adhesive is synthesized by adopting a specific salt forming process and a synthesis route, and the VOC emission of copolyamide is low and does not exceed 10g / kg.