35 results about "Plastisol" patented technology

The invention discloses a low-temperature curing PVC plastisol composition for a vehicle and a preparation method of the low-temperature curing PVC plastisol composition. The invention relates to a low-temperature curing PVC plastisol composition for vehicles, which is prepared from the following raw materials in parts by weight. Comprising 5 to 15 parts of polyvinyl chloride-vinyl acetate copolymer resin, 5 to 15 parts of homopolymerized PVC paste resin, 1 to 10 parts of blended PVC paste resin, 30 to 40 parts of a compound plasticizer, 1 to 10 parts of a hydrocarbon solvent, 0.5 to 1.5 parts of terminated polyurethane, 0.5 to 2 parts of polyamide, 0.5 to 1 part of a thixotropic agent, 30 to 45 parts of an inorganic filler, 1 to 5 parts of a stabilizer and 1 to 5 parts of a moisture absorbent. The compound plasticizer is prepared from diethylene glycol dibenzoate, isodecyl benzoate and diisononyl phthalate. The PVC plastisol composition disclosed by the invention is a low-temperature and short-time curing material, and can be cured under the conditions that the baking temperature is 125 DEG C and the baking time is 20 minutes.

Embodiments of the present disclosure are directed to a coated substrate comprising a water swellable coating applied to the substrate. Based on the total weight of the water-swellable coating, the water-swellable coating comprises 30% to 90% by weight of a plastisol binder and 10% to 70% by weight of a superabsorbent polymer. The plastisol binder comprises from 1 wt% to 50 wt% of a water soluble polymer and from 50 wt% to 99 wt% of a plasticizer, based on the total weight of the plastisol binder.

A plasticizer composition for a vinyl chloride resin which can impart an excellent plasticization property and cold resistance to a vinyl chloride resin plastisol and is excellent in a non-bleeding property is provided. Specifically, a plasticizer composition for a vinyl chloride resin including an aliphatic diester (A) of an aliphatic dicarboxylic acid having 2 to 12 carbon atoms and an aliphatic monoalcohol having 4 to 18 carbon atoms, an aromatic diester (B) of an aromatic monocarboxylic acid having 6 to 12 carbon atoms and a glycol having 2 to 12 carbon atoms, and a phthalate (C), in which aliphatic diester (A) : aromatic diester (B) = 65:35 to 95:5 (mass ratio) is satisfied and (aliphatic diester (A) + aromatic diester (B)) : phthalate (C) = 5:95 to 35:65 (mass ratio) is satisfied.

This invention relates to a plasticizer composition that is environment-friendly, exhibits rapid gelling speed, thus improving processability, can give low viscosity of plastisol required for wallpaper and flooring, exhibits low heating loss, has small viscosity change over time, and has excellent migration resistance, and a vinylchloride resin composition comprising the same.

The invention relates to medical training aids. The claimed method includes preparing models of bone and cartilage structures and molds for blood vessel and thyroid models by 3D printing. A plastisol containing polyvinyl chloride is used for simulating a thyroid and blood vessels. This plastisol is poured into the molds for the blood vessel and thyroid models and held until it has cooled. A plastisol containing powdered graphite and a metal glitter for echogenicity is used for simulating lymph nodes and tumorous growths. Lengths of jute twine are laid in molds, into which a plastisol with added glitter is poured, the plastisol is held until it has cooled, and neck muscle models are cut out. A plastisol containing dyes is poured into a master neck mold to produce a skin model. The models of the muscles, vessels, thyroid, bone and cartilage structures, trachea, lymph nodes and tumorous growths are arranged in the master neck mold, into which a plastisol containing glitter is poured, the assembly is left to cool before being removed and the skin model is attached. The technical result is that the structure of the phantom more closely resembles the structure of a human thyroid.

A co-foamable vinyl plastisol composition, a gelled or fused co-foamed vinyl layer, a co-foamed vinyl layer, methods of manufacture of the layer and use of the layer in floor coverings such as sheet vinyl, cushioned vinyl flooring, floor tiles, and laminated planks are described. The co-foaming is preferably a sequential foaming of a single layer such as a single coated layer, such as sequentially applied mechanical foaming or frothing followed by chemical foaming. A co-foamable vinyl plastisol composition is mechanically foamed / frothed before it is applied to a substrate. Once on the substrate, the co-foamable layer can be processed further and is chemically foamed in a later process step.

The present disclosure provides a plastisol composition comprising from about 1% to about 49% by weight of at least one polyhydroxyalkanoate. The plastisol composition also includes from about 51% to about 99% by weight of at least one plasticizer selected from the group consisting of epoxidized vegetable oils, citrate esters, triglycerides, and mixtures thereof. A screen printing ink comprising the plastisol is also disclosed.

An acrylic plastisol composition includes at least one acrylate polymer, at least one epoxy resin having on average more than one epoxide group per molecule, at least one latent hardener for epoxy resins, at least one plasticizer, characterized in that said epoxy resin is liquid at 23° C. and has a polyether backbone that is not based on bisphenol structural units. The acrylic plastisol composition can be used as seam sealer on metal substrates that are afterwards powder coated at temperatures up to 200° C. or higher and shows excellent low temperature flexibility and bendability at temperatures down to −25° C. or lower.

A radiation-gellable plastisol ink composition (24) comprises PVC resin having a D90 particle size of ≤5 μm, and, per 100 parts of PVC: 60 to 130 parts of a plasticizer or a mixture of plasticizers; 140 to 225 parts of reactive (meth)acrylate monomer and / or oligomer; 3 to 18 parts of photoinitiator; 1 to 5 parts of a heat stabilizer for PVC. The plasticizer or the mixture of plasticizers, as well as the reactive polyfunctional (meth)acrylate monomer and / or oligomer or the mixture of one or more the reactive polyfunctional (meth)acrylate monomers and / or oligomers have a (dynamic) viscosity at 25°C of 20 mPa.s or less. In a further aspect, the invention relates to a printing method, wherein the radiation-gellable plastisol ink (24) composition is printed on a printing substrate (22), gelled by irradiation with UV light (28) and then heat-cured (30).

The invention relates to aluminum-bonded PVC (polyvinyl chloride) plastisol and a preparation method thereof, and belongs to the technical field of high polymer materials. The invention discloses PVC (Polyvinyl Chloride) paste resin, coumarone resin, hydantoin epoxy resin, shea butter, isononyl isononanoate, isopropyl myristate, ethylene glycol distearate, epoxidized soybean oil, an antioxidant, calcium stearate, zinc stearate, nano calcium carbonate, an M50 isocyanate curing agent, an aziridine cross-linking agent, a silane coupling agent, aminoethyl aminopropyl polydimethylsiloxane and a pigment. An organic silicon defoaming agent, a diluent and the like; the components are matched for use according to a specific proportion, the PVC plastisol is prepared by adopting a special method, and the PVC plastisol has very good aluminum material bonding performance, and particularly has good high and low temperature resistance, long-term stability and low possibility of deterioration when being used as a sealing adhesive for aluminum material welding seams.

The present invention aims to provide an acrylic plastisol composition comprising at least one acrylate polymer, at least one epoxy resin having more than one epoxide group per molecule on average, at least one latent curing agent for the epoxy resin, and at least one plasticizer, characterized in that the epoxy resin is liquid at 23°C and has a polyether main chain that is not based on bisphenol structural units. The acrylic plastisol composition according to the present invention can be used as a seam sealer on a metal substrate that will later be powder-coated at a temperature of 200°C or higher, and exhibits excellent low-temperature flexibility and bendability at a temperature of -25°C or lower.

A plastisol composition including a polyhydroxyalkanoate and a plasticizer. This plastisol composition is suitable for forming coatings and pressure-sensitive adhesives, with specific ratios of plasticizer to polyhydroxyalkanoate tailored for each application.

This application relates to a breathable printed fabric and its production process. The production process includes color separation of the pattern to be printed and film preparation; fabrication of a screen and selection of a squeegee; preparation of a film screen; preparation of digital white plastisol; addition of the digital white plastisol to the film screen; and printing the digital white plastisol onto the fabric using a squeegee. During the color separation process, a corresponding grayscale value is selected based on the color distribution of the pattern to be printed to adjust the film. The grayscale value ranges from 20% to 80%. The grayscale value provides a basis for the depth of color in the pattern to be printed, using the solidity and blurriness of the halftone dots to represent the depth of color. Based on the pattern to be printed, a grayscale value corresponding to the color distribution of the pattern is selected within the 20%-80% grayscale range, allowing the film to present an effect that matches the pattern. Combined with digital white plastisol printing, the resulting fabric not only effectively displays the color distribution of the pattern but also achieves a breathable, non-film-forming effect.

To intend to enhance antifouling property in various kinds of moldings such as decorative paper, wall paper and leather paper.SOLUTION: The present invention provides a film forming composition, a plastisol composition, and a polyvinyl chloride-based resin composition, which contains a polyvinyl chloride-based polymer, and one or more kinds selected from the group consisting of a cellulose fiber, a chitin fiber, and a chitosan fiber. The composition may contain a plasticizer. The plasticizer may be one or more kinds selected from the group consisting of DINP, DOP, DOTP, DINA, ATBC, TOTM and DINCH. The composition may contain a surfactant. The surfactant may be a nonionic surfactant and / or a cationic surfactant. The surfactant may be a nonionic surfactant. The HLB of the nonionic surfactant may be 8 to 19. Furthermore, the present invention also provides a cured material of the composition.SELECTED DRAWING: None

The present invention relates to a composition comprising at least one composition (CL) comprising at least one lactam (L1) and one lactone (L2) as component (A) and a urea compound (CU) as component (B), wherein the composition is obtained or obtainable by a process at least comprising the steps of providing a composition (M1) comprising toluene diisocyanate; adding a composition (M2) comprising at least one monohydroxy compound (CM) of formula (I) to obtain a composition (M3) comprising at least one monoisocyanate adduct, wherein the molar ratio of the at least one monohydroxyl compound of general formula (I) to the toluene diisocyanate is in the range of ＞1.0: 1.0 to ≤ 1.5: 1.0; adding a composition (M4) comprising at least one diamine and composition (CL) comprising at least one lactam (L1) to obtain the urea compound (CU); and adding at least one lactone (L2) to obtain the composition comprising components (A) and (B). The present invention further relates to a process for preparing a composition according to the present invention and the use of said composition in liquid compositions as a thixotropic agent for paint and coating formulations, adhesive, paint lacquer, PVC plastisol, ink and cement formulations.

The present invention provides a chlorovinyl resin plasticizer composition capable of imparting excellent plasticization and cold resistance to a chlorovinyl resin plastisol, and excellent non-leaching properties. Specifically, the chlorovinyl resin plasticizer composition contains an aliphatic diester (A) of an aliphatic dicarboxylic acid having 2 to 12 carbon atoms and an aliphatic monoalcohol having 4 to 18 carbon atoms, an aromatic diester (B) of an aromatic monocarboxylic acid having 6 to 12 carbon atoms and a diol having 2 to 12 carbon atoms, and a phthalic acid ester (C), and satisfies aliphatic diester (A): aromatic diester (B) = 65:35 to 95:5 (mass ratio), and satisfies (aliphatic diester (A) + aromatic diester (B)): phthalic acid ester (C) = 5:95 to 35:65 (mass ratio).

To provide a plastisol composition exhibiting excellent processability and mechanical characteristics at low processing temperatures such as 80-100°C and having superior properties as a coating agent, especially for automotive underbody coatings and automotive sealants, and also to provide a use thereof.SOLUTION: A plastisol composition comprising at least a paste-processable vinyl chloride-vinyl acetate copolymer, a plasticizer, and a diluent, wherein the paste-processable vinyl chloride-vinyl acetate copolymer comprises 10-22 wt.% of vinyl acetate polymerized units and has an average degree of polymerization of 1000-3400, the weight ratio of the paste-processable vinyl chloride-vinyl acetate copolymer to the total weight of the paste-processable vinyl chloride-vinyl acetate copolymer, the plasticizer, and the diluent is 40-58 wt.%, and the weight ratio of the diluent to the total weight of the plasticizer and the diluent is 15-27 wt.%.SELECTED DRAWING: None

The invention provides multilayer surface coverings each having a layer obtained from a filler-containing PVC plastisol and obtained from a filler-free PVC plastisol, each of which comprises a plasticizer composition comprising bis(2-ethylhexyl) cyclohexane-1,4-dicarboxylate. Such surface coverings may be used as floor coverings or as imitation leather.

Aspects of the present invention relate to a resilient multilayer decorative surface covering and a method for producing a resilient multilayer decorative surface covering. The method comprises providing a substrate (36) and digitally embossing a coating on the substrate. Digitally embossing the coating comprises applying a plurality of plastisol or organosol layers (40a, 40b) so as to produce a coating having a three-dimensional surface relief, wherein at least one of the plurality of plastisol or organosol layers is structurally patterned.

This invention relates to a multilayer surface covering having one layer derived from a filler-containing PVC plastisol and another layer derived from an unfiller-free PVC plastisol, both containing a plasticizer composition comprising bis(2-ethylhexyl) cyclohexane-1,4-dicarboxylate. This surface covering can be used as a floor covering or as artificial leather.

The invention relates to a method for producing a gas diffusion electrode (35) for an electrochemical cell (25). In the method, a pulverous organic binder polymer (1) is first provided in a step (S1). In a further step (S2), the organic binder polymer (1) is dispersed in a solvent (3) to form a plastisol (5). Then, in a step (S3), a catalyst material (7) and a pore-forming material (37) are added to the plastisol (5). In a step (S4), this compound is intimately mixed and processed to form a highly viscous catalyst paste (9). In a further step (S5), the catalyst paste (9) produced in this way is applied to an electrode substrate (39), and finally, in a step (S6), the solvent (3) is removed. The invention also relates to a gas diffusion electrode (35) produced according to the method.

The present invention relates to urea urethane compounds obtainable by reacting a mixture of toluene diisocyanate with a monohydric alcohol, followed by reaction with a diamine. The invention provides a process for the preparation of urea urethane compounds, liquid compositions comprising the urea urethane compounds, and the use of the urea urethane compounds as thickening agents and thixotropic agents for water-based and solvent-based paint and coating formulations, lacquers, varnishes, paper coatings, wood coatings, adhesives, inks, cosmetic formulations, detergent formulations, textile and drilling mud formulations, PVC plastisol and cement formulations.

Disclosed is the use of glycol ether aryl ester plasticizers as viscosity reducing agents in plastisols comprising di(2-ethylhexyl) terephthalate, 1,2-cyclohexane dicarboxylic acid diisononyl ester, or diisononyl phthalate as the primary plasticizer. The glycol ether aryl ester plasticizers improve viscosity and viscosity stability while maintaining or improving plastisol properties such as Shore A Hardness and fusion time.

Disclosed are PVC or PVG belts made using a PVC plastisol comprising a) a PVC, b) a plasticizer for the PVC, c) a particulate hydrated magnesium silicate, particulate AI(OH)3 and / or particulate hydrated zinc borate; and d) a particulate dehydrated zeolite, wherein "particulate" means that it has at the most 0.1% by weight of particles of more than 42 μm size, as determined by wet screen sieving residue, and wherein "dehydrated" means that it has a residual water content, determined as weight loss upon firing at 950°C, of at the most 3.5 wt%, based on the particulate zeolite before firing. Disclosed are also processes for the manufacture of such belts.

The present invention relates to a low-temperature baking type PVC plastisol and a preparation method thereof, belonging to the technical field of polymer materials. The components of the PVC plastisol include PVC paste resin, copaiba resin, biphenyl epoxy resin, shea butter, dioctyl maleate, isopropyl myristate, PEG-10 distearate, calcium stearate, zinc stearate, nano calcium carbonate, M50 isocyanate curing agent, aziridine crosslinking agent, antioxidant 1010, antioxidant 168, silicone defoaming agent, pigment, diluent, etc.; each component is used in a specific proportion and the plastisol is prepared by a special preparation method, which has good high-temperature and low-temperature stability, high bonding strength, and rapid low-temperature curing. It is not only applicable to the bonding of PVC materials, but also applicable to the bonding of various metal materials, and can provide a relatively high bonding strength.

A method for producing a coating with a surface texture on a substrate is proposed. The method comprises applying an IR- reflective pattern (24) on the substrate (22), covering the IR-reflective pattern and the substrate with an IR-transparent plastisol composition (30), irradiating the substrate across the plastisol composition with IR light so as to selectively heat the substrate in gaps of the IR-reflective pattern, and to induce gelling of the plastisol composition adjacent the gaps of the IR-reflective pattern rather than adjacent the IR- reflective pattern. Ungelled (or less gelled) plastisol composition is then removed, leaving a three-dimensionally textured layer (36) of at least partially gelled plastisol composition. The invention further relates to a method for producing a decorative surface covering, e.g., flooring or wallcovering, which implements the above method.

The present disclosure provides a plastisol composition which includes from about 1 to about 49 weight percent of at least one polyhydroxyalkanoate. The plastisol composition also includes from about 51 to about 99 weight percent of at least one plasticizer selected from the group consisting of epoxidized vegetable oils, citric acid esters, triglycerides, and mixtures thereof. A screen-printing ink, which includes the plastisol, is also disclosed.

The present invention relates to a composition comprising at least one cyclic ether (CE) as component (A) and a urea compound (CU) as component (B), wherein the composition is obtained or obtainable by a process at least comprising the steps of providing a composition (M1) comprising toluene diisocyanate; adding a composition (M2) comprising at least one monohydroxy compound (CM) of formula (I) to obtain a composition (M3) comprising at least one monoisocyanate adduct, wherein in step (ii) the molar ratio of the at least one monohydroxyl compound of general formula (I) to the toluene diisocyanate is in the range of ＞1.0: 1.0 to ≤ 1.5: 1.0; and adding a composition (M4) comprising at least one diamine, at least one cyclic ether to obtain the urea compound (CU). The present invention further relates to a process for preparing a composition according to the present invention and the use of said composition in liquid compositions as a thixotropic agent for paint and coating formulations, adhesive, paint lacquer, PVC plastisol, ink and cement formulations.