797 results about "Synthetic resin" patented technology

An aqueous ultraviolet-absorbing resin emulsion, and an aqueous resin emulsion composition containing the emulsion is provided, wherein the emulsion is excellent in compatibility with a synthetic resin and light resistance. Also, the emulsion improves stability in blending with an aqueous emulsion of the synthetic resin, and prevents bleed out of the ultraviolet-absorbing resin on the surface of a coating film. Further, the aqueous ultraviolet-absorbing resin emulsion imparts excellent alkali or solvent resistance to a synthetic resin poor in alkali or solvent resistance. More specifically, an aqueous resin emulsion composition comprising (I) an aqueous ultraviolet-absorbing resin emulsion and (II) an other aqueous resin emulsion is provided, wherein the emulsion (I) is obtained by urethanizing (A) a polyol component having an ultraviolet-absorbing group {e.g., 1,1-bis[3-(2H-benzotriazol-2-yl)-4-hydroxy-benzeneethanol]methane}, (B) a polyol if necessary, (C) an alkyl or aryl dialkanolamine compound, and (D) an organic polyisocyanate in (E) an organic solvent, diluting the reaction mixture with (F) an organic solvent having a boiling point lower than 100° C. to give a resin solution, neutralizing the resin solution with (G) a neutralizing agent, and dispersing the resultant in water.

Provided is a magnetostrictive torque measurement device that makes it easy to ensure accuracy of torque measurement, sensitivity of torque measurement, or both. A magnetostrictive torque measurement device 1 comprises: a rotary shaft 2 that has a detected part 4 that has magnetostrictive characteristics at a portion in the axial direction of an outer circumferential surface; and a magnetostrictive torque sensor 3. The magnetostrictive torque sensor 3 includes: a holder 5 that is formed from a synthetic resin, has an inner circumferential surface 7 that is loosely fitted in the radial direction onto the outside of the detected part 4 so as not to rattle, and does not rotate even during use; and a coil unit 6 that is held by the holder 5 and has a detection part 12 that includes a plurality of detection coils 11 (11a–11d).

To provide a synthetic resin canvas (and a method for producing the same) having cotton canvas appearance, stable in balance of warp and weft dimensions, and hardly causing dimensional change.SOLUTION: A synthetic-resin canvas having a mass of 360 to 800g / m2, the synthetic-resin canvas being obtained by providing a soft vinyl chloride-resin-impregnated coating layer on an entire surface of a fabric, wherein the fabric is a plain weave fabric, a twill weave fabric, or a satin weave fabric, and a 10% tensile stress in a widthwise direction of the synthetic-resin canvas is 90 to 110% of a 10% tensile stress in a processing direction. Especially, the fabric is composed of a short fiber spun yarn, a combination of a short fiber spun yarn and a long fiber multifilament bulky yarn, or a long fiber multifilament bulky yarn, and the difference between the total fineness per inch (dtex / inch) of the weft yarn group and the total fineness per inch (dtex / inch) of the warp yarn group is within ± 10%.SELECTED DRAWING: None

To sufficiently prevent deformation of a heel portion of a low-cut shoe without impairing wearing comfort.SOLUTION: A low-cut shoe 1 comprises a shoe body 10 and a heel core material 20 that is interposed between an inner fabric I and an outer fabric O of a heel portion 11c adjacent to a shoe opening 11a of the shoe body 10. The heel core material 20 is made of a synthetic resin and has a net-like structure formed of a plurality of openings 24 arranged in parallel. As a result, the heel core material 20 is provided with good flexibility and elasticity, is elastically deformable into a fallen state when the heel portion 11c is stepped on with a foot, and is capable of returning to its original upright state when the foot is fitted into the shoe body 10. Accordingly, deformation of the heel portion 11c is prevented. Since the heel core material 20 is also highly flexible, it does not cause discomfort even when it contacts the foot, and wearing comfort is not impaired.SELECTED DRAWING: Figure 1

According to the parallel working type synthetic resin in-mold expansion foaming batch forming device and method, the three procedures of mold filling of raw materials, steam foaming work and product cooling and taking out are independent of one another, work in parallel and do not interfere with one another, continuous production is achieved, the time fault tolerance is greatly improved, the single-piece production period is effectively shortened, and the production efficiency is improved. The overall production efficiency is improved; after the steam tank is started to work, the steam tank is continuously used and continuously keeps a hot state, so that the consumption of steam can be effectively reduced, and the carbon reduction performance of energy is outstanding; the surface of the upper mold and the surface of the lower mold are additionally provided with air holes which are widely and comprehensively covered, venting plugs which stop raw material foaming particles from passing but can allow water vapor to pass are additionally arranged in the air holes, the radiating surface of the water vapor in a mold cavity is increased, each raw material foaming particle is considered, and the water vapor penetrates through each particle gap, so that heating is more uniform; the foaming particle size is consistent, the density is uniform, the mechanical property is greatly improved, and the appearance quality is excellent.

The invention discloses an environment-friendly odorless sealing strip adhesive as well as preparation and application thereof, and the environment-friendly odorless sealing strip adhesive is prepared from the following components in parts by mass: 15 to 20 parts of polyacrylate resin, 10 to 15 parts of dammar resin, 5 to 10 parts of fir resin, 3 to 5 parts of hydrogenated terpene resin, 2 to 5 parts of tributyl citrate and 45 to 65 parts of n-decane. The preparation method comprises the following steps: uniformly mixing natural resin (dammar resin, fir resin and hydrogenated terpene resin), polymeric monomers (n-octyl acrylate, methyl methacrylate and hydroxyethyl acrylate) and an environment-friendly solvent (n-decane), and then polymerizing to obtain the environment-friendly adhesive. The synthetic resin (polyacrylate resin) and the natural resin are sufficiently and mutually dissolved in n-decane to form stable and uniform composite resin glue, so that the problems of health risk and environmental pollution caused by harmful solvents such as xylene in the traditional sealing glue are effectively avoided, and the characteristics of no toxicity, no odor and environmental protection of the product are realized; meanwhile, the stability and the bonding performance of the section sealing glue are improved, the matching performance of the optical transmittance and the refractive index of the section sealing glue is enhanced, and the section sealing glue has quick-drying performance and is suitable for medical pathological sections.

A circulating circuit member 1 forms a part of a circulating circuit through which a fluid flows. The circulating circuit member 1 includes a pipe 4; a to-be attached member that has a sleeve portion 3 made of synthetic resin to which the pipe 4 is rotationally connected; and a pin 6 that is inserted from the sleeve portion 3 to the pipe 4, in which a pin insertion hole 5 of the sleeve portion 3 through which the pin 6 is inserted is formed by a mold that is pulled out from an inside of the sleeve portion 3.

Provided is a three-dimensional pattern card and a method of manufacturing the same. The method includes: (a) preparing a master mold in which a pattern of a three-dimensional shape is engraved on one surface; (b) fabricating a three-dimensional pattern module by forming a three-dimensional pattern on a surface of a transparent sheet made of a synthetic resin material using the master mold; (c) fabricating a rear card body module by sequentially laminating and bonding a first core sheet, an antenna inlay sheet, a second core sheet, and a rear protective sheet; (d) applying a UV adhesive to a surface of the first core sheet of the rear card body module; and (e) laminating the three-dimensional pattern module on the UV adhesive applied surface of the rear card body module and irradiating UV to cure the adhesive so as to bond the rear card body module and the three-dimensional pattern module.

A switching device (5) is a switching device that can be provided in a thermal management circuit and that can switch a flow path of a medium flowing through the thermal management circuit. The switching device (5) includes at least one spool (101 to 103), a case (20), and a seal material (500). A part of the flow path is formed in the case (20). The at least one spool includes a hollow spool (101) made of a synthetic resin and formed in a hollow shape. The hollow spool (101) has at least one opening (h10, h20). The seal material (500) is provided between an outer circumferential surface of the hollow spool (101) and the case (20).

The invention discloses a flame-retardant low-VOCs aqueous adhesive and a preparation method thereof. The preparation method comprises the following steps: S1, preparing a pre-emulsion; S2, synthesizing a resin emulsion; S3, preparing a flame-retardant dispersion; the phosphate flame-retardant monomer participates in the copolymerization reaction of acrylate, and cooperates with hyperbranched ammonium polyphosphate and zinc borate to form a condensed phase and gas phase dual flame-retardant barrier; hydroxyl-containing phosphate is embedded into a solvent-free polyurethane curing agent system, so that aliphatic diisocyanate synchronously completes crosslinking, flame retardance and thickening under the action of an organic tin catalyst, and VOCs introduced by a traditional thickening agent are eliminated from the source; the final value of the NCO content is accurately controlled through a synchronous dropwise adding process and dynamic monitoring of the NCO content, so that the viscosity is stable, and sedimentation and layering are avoided; the long-standing contradiction of high flame retardance, namely high VOCs, and strong adhesion, namely weak constructability, in the field of waterborne adhesives is solved.

The invention discloses synthetic resin and an adhesive for a medical oxygen anaesthetic mask as well as a preparation method and application of the synthetic resin and the adhesive, and the synthetic resin is prepared by the following steps: carrying out ring-opening reaction on KH-560 and KH-550 to generate a siloxane intermediate with hydroxyl, and modifying polyurethane by using the siloxane intermediate; the adhesive comprises the following components in parts by weight: 100 parts of synthetic resin, 45-95 parts of a reactive diluent and 4-14 parts of a photoinitiator, and the reactive diluent mainly comprises isobornyl acrylate, N, N-dimethylacrylamide, tetrahydrofuran acrylate and hydroxyethyl acrylate; compared with the prior art, the adhesive prepared from the synthesized modified resin has the advantages that the adhesive can be quickly cured under the irradiation of an LED lamp, the energy consumption is low, and automatic production is facilitated; the oxygen mask has the characteristics of good surface dryness, good flexibility, no blistering at constant temperature and humidity, firmness of a PC (Poly Carbonate) surface cup and a PVC (Polyvinyl Chloride) air bag for bonding the oxygen mask, and the like.

A tube expansion tool for expanding an end of a synthetic resin fluid pipe has a motor shaft rotated by an electric motor, a feed screw mechanism for converting rotation of the motor shaft into front-and-rear movement of an output shaft, a wedge provided on a front portion of the output shaft for pushing a plurality of jaws. The plurality of jaws mutually opens radially outward. The tube expansion tool further has a jaw rotation mechanism and a shaft. The shaft rotates around an axis in conjunction with the rotation of the motor shaft. The shaft rotates the plurality of jaws around its axis. The output shaft, the motor shaft, and the shaft of the jaw rotation mechanism are arranged in parallel with each other and overlap in the front-rear direction.

At the very least, the present invention provides a chair that maintains a backrest configuration that contributes to the user's comfortable experience, while also having a suitable configuration that allows the user to easily move the entire chair. [Solution] The chair support B is a single-piece molded product made of synthetic resin, having a seat 5, a backrest 8 connected to the rear of the seat 5, and left and right side walls S connected to the side edges of the seat 5 and the front of the backrest 8. A handle 6 for the user to place their fingers on is provided projecting downward from the front edge of the seat 5, and handles U projecting upward from the upper edge 8j of the backrest 8 and the upper edges sj of the left and right side walls S, while no handles are provided on the front edges Se of the left and right side walls S.

An environment-friendly polishing disc is manufactured by a processing technology that includes: preparing a table, drying oven, cutting tools, upper and lower molds, polishing powder, a batching barrel, and a polyurethane synthetic resin comprising HC8968 and HC8552; cutting a polyester-fiber upper backsheet and a lower backsheet to match the mold profile; batching the polishing powder with the polyurethane resin and uniformly mixing with a vibrator; pouring the mixture into the lower mold over the lower backsheet, scraping the surface, overlaying the upper backsheet, and clamping with the upper mold; sequentially drying the clamped assembly at about 45° C. for about 230 min, about 92° C. for about 230 min, and about 60° C. for about 450 min; and removing the molds to form the disc. An optional central notch may be provided. The process reduces external polishing consumables and supports uniform soft-layer formation.

The invention relates to a recording material for thermal dye sublimation printing, comprising a base paper (1) having a front side and a back side, at least one synthetic resin layer (4) located at least on the back side of the base paper (1), a dye receiving layer (2) arranged on the front side of the base paper (1), at least one plastic film (3) arranged between the base paper (1) and the dye receiving layer (2), and optionally a barrier layer arranged between the plastic film (3) and the dye receiving layer (2), wherein the synthetic resin layer (4) has an E modulus of at least 0.8 GPa.

An apparatus (100) for separating a synthetic resin mixture (111) is described, the apparatus (100) comprising: i) a feed zone (110) configured to feed the synthetic resin mixture (111) in an at least partially molten state; ii) a centrifugation zone (120) coupled to the feed zone (110) and configured to separate the at least partially melted synthetic resin mixture (111) by centrifugation into a first synthetic resin fraction (112) and a second synthetic resin fraction (113), the first synthetic resin fraction (112) being different from the second synthetic resin fraction (113); and iii) a discharge zone (130) coupled to the centrifugation zone (120) and configured to provide the separated first synthetic resin fraction (112) and the separated second synthetic resin fraction (113). The device (100) is set to operate in continuous mode.

This product is a monitor stand made of synthetic resin with a drawer, on which a personal computer monitor can be placed, for example.

This article is a packaging container formed by molding a sheet-like blank shown in the reference development diagram using a press. The blank shown in the reference development diagram is folded in mountain folds indicated by the dashed lines and in valley folds indicated by the two-dot chain lines. The blank is pressed and heated during molding, melting the synthetic resin coating layer on the surface of the blank, crimping the blank, and maintaining its shape as a packaging container. After the outer edge of the blank is hemmed to a generally circular cross section, the outer edge is pressurized from above and below to form a hemmed portion with a generally elliptical cross section and flat portions on the top and bottom surfaces at the edge of the container, thereby improving overall strength and stably maintaining the shape of the container. When a lid sheet material for sealing this article is adhered to the hemmed portion, the flat portions on the top surface of the hemmed portion improve adhesion. The hemmed portion with a generally elliptical cross section improves strength in the direction parallel to the horizontal direction (lateral direction), making it suitable for wrap packaging.

The invention discloses a modified polyvinyl alcohol pyrolysis adhesive and a preparation method thereof, and belongs to the technical field of pyrolysis adhesives, and the preparation method comprises the following steps: preparing a modifier pre-dispersion liquid, synthesizing resin, carrying out segmented heating reaction, and compounding and curing. The prepared modified polyvinyl alcohol pyrolysis adhesive has high viscosity and proper fluidity in a normal temperature environment, can meet the bonding requirement of temporary fixation of devices, does not need an additional curing process, simplifies the operation process, and reduces the use cost and the time cost. And the material has excellent thermal decomposition capability, can be decomposed even in an inert gas environment, and almost has no residue after decomposition. Due to the characteristic, the pyrolytic glue has great advantages in the high-temperature sintering process of the device, when the pyrolytic glue for temporary fixing needs to be removed, the pyrolytic glue can be removed only through high-temperature treatment, the adverse effect of residues on the performance of the device is avoided, the production quality and precision of the device are guaranteed, and the method is particularly suitable for the field of manufacturing of precise devices with the high cleanliness requirement.

According to various embodiments, an electronic component comprises: a housing including a synthetic resin injection part and a first metal member; a second metal member supported by the housing and including a first portion that is thermally bonded to at least a portion of the first metal member and a second portion that is electrically connected to the first portion; and at least one bonding portion in which at least a portion of the first metal member and at least a portion of the first portion of the second metal member are thermally bonded, wherein the synthetic resin that forms the synthetic resin injection part includes plant-derived polyamide and semi-aromatic polyamide, and the synthetic resin injection part may include at least one contact area in contact with the at least one bonding portion. Various other embodiments may be possible.

The invention provides a temporary bonding adhesive as well as a preparation method and application thereof. The temporary bonding adhesive is prepared from the following components in parts by mass: 20 to 80 parts of organic solvent, 5 to 35 parts of SEBS (Styrene-Ethylene-Butylene-Styrene) resin and / or SEPS (Styrene-Ethylene-Phenylene-Styrene) resin, 5 to 20 parts of synthetic resin and 0.1 to 5 parts of additive. The temporary bonding glue provided by the invention can provide enough supporting force in wafer thinning, also has the advantages of chemical liquid corrosion resistance, storage stability and the like, and is suitable for a temporary bonding process of wafer HBM (Heterojunction Bonding Molding) processing.

To stabilize the relative positional relationship between the outer conductor and the inner conductor. [Solution] The shield connector S comprises a dielectric 30 made of synthetic resin, an inner conductor 21 fixed to the circuit board P in an integrated state with respect to the dielectric 30, and an outer conductor 40 fixed to the circuit board P in a state surrounding the dielectric 30. The dielectric 30 has a first projection 61 and a second projection 62 that contact the outer conductor 40 in a plastically deformed state. Since the inner conductor 21 and the dielectric 30 are integrated via the first projection 61 and the second projection 62 which are plastically deformed relative to the outer conductor 40, relative displacement between the inner conductor 21 and the outer conductor 40 is suppressed.

This product is a molded product made from a synthetic resin such as silicone resin, and is, for example, a kitchen countertop, table, or other work surface that is placed on it to protect the work surface.

The article is a synthetic resin base made of a synthetic resin material used as an indoor flooring material for buildings, ie, a building flooring material.

The utility model provides a synthetic resin corrosion resistance detection device, which belongs to the field of resin detection, and comprises a detection box, the detection assembly comprises a storage box and an air cylinder, a first U-shaped frame is fixedly arranged on the detection box, the air cylinder is fixedly installed on the first U-shaped frame, a second U-shaped frame is fixedly arranged on the storage box, the output end of the air cylinder is fixedly arranged on the second U-shaped frame, and a plurality of through holes are formed in the bottom of the storage box in a penetrating mode. According to the utility model, the detection assembly and the stirring assembly are arranged, so that resin can be quickly and uniformly contacted with a detection solution, and the working efficiency and the accuracy are improved; the side plates and the rollers are arranged, so that resin can be automatically discharged, and the practicability is improved.

To provide an AED storage device that does not impede the communication function of an AED and has high strength. [Solution] The AED storage device of this invention has a cutout 6 in part of the metal AED storage device body 1, and a plate 5 made of a material that does not easily block radio waves, such as synthetic resin, is attached to the cutout, and the material of the door part that can be opened and closed is also made of a material that does not easily block radio waves.

We provide a connector that can improve waterproofing. [Solution] The connector 20 has a metal shield shell 41 that covers the terminals and a cover member 60 attached to the shield shell 41 so as to close the opening 42 of the shield shell 41. The cover member 60 has a metal cover body 70 having a first base portion 71 that closes the opening 42, a frame-shaped insertion portion 72 that protrudes from the first base portion 71 toward the front X1 and is inserted into the inside of the shield shell 41, and a first engaging portion 73. The cover member 60 has an annular sealing member 80 attached to the outer circumference of the insertion portion 72 and that seals the space between the insertion portion 72 and the shield shell 41. The cover member 60 has a synthetic resin retainer 90 attached to the cover body 70 that prevents the sealing member 80 from coming off the insertion portion 72. The retainer 90 has a second engaging portion 93 formed to be engageable with the first engaging portion 73.

The invention discloses an optical encryption film material as well as a preparation method and application thereof, and the preparation method of the optical encryption film material comprises the following steps: uniformly mixing terephthalic acid, aliphatic dibasic acid and water to obtain a mixed aqueous solution; under the stirring action, 1, 5-pentamethylene diamine is slowly and dropwise added into the mixed aqueous solution, and a transparent salt solution is obtained; carrying out condensation polymerization reaction on the transparent salt solution to obtain nylon synthetic resin; preparing the nylon synthetic resin into a film; and carrying out two-way stretching on the film to obtain the optical encryption film material. The preparation method of the optical encryption thin film material is simple and low in cost, and the optical encryption material with higher cost performance can be prepared.

This product is a chair in which the upper spherical portion is formed from a synthetic resin ball provided inside, thereby providing a seating portion with elasticity.

To provide a method for producing a synthetic resin (X) which can reduce loads on environments when producing the synthetic resin (X).SOLUTION: A method for producing a synthetic resin (X) includes a step of reacting a first raw material (A) synthesized in a step of reacting carbon dioxide with hydrogen, with a second raw material (B) which is synthesized from the carbon dioxide and is different from the first raw material (A). At least one of carbon dioxide for synthesizing the first raw material (A) and carbon dioxide for synthesizing the second raw material (B) contains at least one selected from the group consisting of carbon dioxide which is discharged to the environments and is generated by combustion of an organic matter, carbon dioxide generated by water vapor modification of the organic matter, and carbon dioxide taken out of volcanic gas in geothermal power generation.SELECTED DRAWING: Figure 1