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10 results about "Plastisol" patented technology

Plastisol is a suspension of PVC or other polymer particles in a liquid plasticizer; it flows as a liquid and can be poured into a heated mold. When heated to around 177 degrees Celsius, the plastic particles dissolve and the mixture turns into a gel of high viscosity that usually cannot be poured anymore. On cooling below 60 degrees C, a flexible, permanently plasticized solid product results. Aside from molding, plastisol is commonly used as a textile ink for screen-printing and as a coating, particularly in outdoor applications (roofs, furniture) and dip-coating.

Co-foamable PVC plastisol composition and co-foamed PVC layer for floor covering

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.
Owner:BEAULIEU INT GRP NV

Acrylic plastisol-based seam sealer with low temperature elasticity

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.
Owner:SIKA TECH AG

Low-temperature elastic acrylic plastisol-based seam sealer

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.
Owner:SIKA TECH AG

Breathable printed fabrics and their production process

ActiveCN117621691BColor distribution performanceTo achieve breathable effectPhotomechanical apparatusDyeing processTextile printerScreentone
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.
Owner:GUANGDONG ZHENYUAN TEXTILE TECHNOLOGY CO LTD

Plasticizer composition for vinyl chloride resin, plastisol, and coated film thereof

ActiveCN117460780BCoatingsFormic Acid EstersPolymer science
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).
Owner:DIC CORP

Biodegradable PVC Replacement

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.
Owner:DANIMER IPCO LLC

Method for manufacturing a catalyst coating film for an electrochemical cell and an electrolytic cell manufactured therein

A method for producing a catalyst coating film (25) for an electrochemical cell (25) is proposed. In this method, first, in step (S1), a powdered sulfonated nonfluorinated polymer (1) is prepared. In a further step (S2) of this method, the sulfonated nonfluorinated polymer (1) is dispersed in an anhydrous solvent (3) to form a plastisol (5). Then, in step (S3), a catalyst material (7) is mixed with the plastisol (5) to form a catalyst paste (9). Then, in step (S4), the catalyst paste (9) is applied to a film substrate (11).
Owner:SIEMENS ENERGY GLOBAL GMBH & CO KG