Abstract:
To solve the problems described herein, this invention provides a resin emulsion for primers capable of suitably controlling sagging when a base coating is applied and capable of obtaining a smooth appearance in aqueous paint systems for plastics. The invention provides an aqueous dispersion comprising an acid-modified polyolefin resin (A), a nitrogen-containing non-ionic emulsifier (B), and water, wherein the acid-modified polyolefin resin (A) is a propylene-α-olefin copolymer having a butene content of 2 to 35 mass % in a polyolefin component, and wherein a coating film after baking at 80° C. has a pure water contact angle of 40° to 90°.
Abstract:
To solve the problems described herein, this invention provides a resin emulsion for primers capable of suitably controlling sagging when a base coating is applied and capable of obtaining a smooth appearance in aqueous paint systems for plastics. The invention provides an aqueous dispersion comprising an acid-modified polyolefin resin (A), a nitrogen-containing non-ionic emulsifier (B), and water, wherein the acid-modified polyolefin resin (A) is a propylene-α-olefin copolymer having a butene content of 2 to 35 mass % in a polyolefin component, and wherein a coating film after baking at 80° C. has a pure water contact angle of 40° to 90°.
Abstract:
A composition useful as an adhesive for binding a fabric, e.g., a cotton cloth, to a rubber substrate, e.g., a base sheet comprising EPDM, is described, the composition comprising at least the following: (A) A functionalized, halogenated olefin-based polymer having a melt index (12, 190° C./2.16) greater than, or equal, to 30 grams per 10 minutes (g/10 min); (B) A tackifier; and/or (B′) An olefin-based polymer having a density from 0.855 to 0.900 grams per cubic centimeter (g/cc) and a weight average molecular weight (Mw) of less than, or equal to, 60,000 grams per mole.
Abstract:
There is provided a process for forming a waterborne adhesive composition comprising the steps of A. forming a solution in organic solvent comprising (a) one or more bromine substituted olefin polymer, (b) one or more halosulfonated olefin polymer, (c) one or more epoxy resin, B. adding water to said solution to form an oil in water emulsion, and C. then removing said organic solvent.
Abstract:
A stretchable, intra-curing halogenated based rubber composition having increased strength and capable of being stretched without breaking. The composition comprises blends of a first halogenated rubber component and a second halogenated modified rubber component. The present invention further relates to methods for preparing these compositions.
Abstract:
Disclosed is a chlorinated polyolefin composition with good stability with 0.1 to 10 parts by weight of hydrotalcites compound and 1 to 10 parts by weight of epoxy compound with epoxide equivalent of 100 to 500 added to 100 parts by weight of chlorinated polyolefin with chlorine content of 5 to 50% by weight, hydrotalcite compound/epoxy compound being within a range of 0.01 to 10 (weight ratio). The subject is to provide a chlorinated polyolefin composition and producing method thereof for paints, primers, printing inks or adhesives with more improved adherence and other physical properties to polyolefin by improving the stability of chlorinated polyolefin.
Abstract:
Disclosed is a chloropren rubber adhesive composition. The adhesive composition contains a chloroprene rubber; a tackifier resin; a chlorinated polyolefin; a solvent; and a component which is selected from the group consisting of components (A) and (B). The component (A) is combination of an epoxy resin and a curing agent, and the curing agent is selected from dicyandiamide, imidazole, imidazole derivative, onium compound, ketimine compound represented by the formula (I) or a ketimine derivative. The component (B) is a silane compound having at least two reactive groups, and the reactive group is selected from an epoxy group, a vinyl group, a hydroxy group, an acryloxy group, a methacryloxy group and alkoxy groups.
Abstract:
Sulfonate salts produced by basic hydrolysis of chlorosulfonated ethylene/propylene polymers grafted with an unsaturated acid or anhydride having chlorine contents of 20-70 weight percent and sulfur contents of 1.5-10 weight percent, and 2-10 weight percent copolymerized ethylene units provide self-stabilized resin latexes of unusual stability.
Abstract:
Self-stabilized resin latexes are provided which contain sulfonate salts produced by basic hydrolysis of chlorosulfonated C.sub.2 C.sub.8 alpha-olefin polymers having chlorine contents of 20-70 weight percent and sulfur contents of 1.5-10 weight percent. Further provided is a novel composition comprising a chlorosulfonated graft-modified ethylene/propylene copolymer.
Abstract:
An emulsion adhesive composition is provided which comprises: (i) an aqueous elmusion of a adhesive synthetic resin and (ii) a solution of an organic solvent and a polyolefin and/or a hydrogenated block copolymer composed of an aromatic vinyl compound and an aliphatic diene polymer blocks, and each of the polyolefin and the hydrogenated block copolymer contains at least one functional group selected from carboxylic anhydride carboxyl, glycidyl, hydroxyl, amido and alkoxysilyl groups. A photostabilizer may be incorporated into the composition in which said component (ii) may contain chloro.The emulsion adhesive composition can be used for adhering a highly crystalline resin molded article to an optional material without a complicated surface treatment, and can have a light resistance and storing stability.