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US 9,328,270 B2Granted
Waterborne adhesives for elastomers
AssigneeRohm and Haas Company
InventorsDean Edward Hoy, James Patrick Weir
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Abstract
There is provided a waterborne adhesive composition comprising (a) one or more bromine substituted olefin polymer, (b) one or more halosulfonated olefin polymer, (c) one or more compatibilizer selected from the group consisting of epoxy resins, phenolic resins, chlorinated polyolefin, and mixtures thereof. Also provided is a method of bonding substrates using such an adhesive composition, and an article formed by such a method of bonding substrates.
Claims9
A waterborne adhesive composition comprising:
- (a) one or more bromine substituted olefin polymer;
- (b) one or more halosulfonated olefin polymer;
- and
- (c) one or more compatibilizer that comprises one or more epoxy resin;
- wherein the ratio of the dry weight of said compatibilizer to the sum of the dry weights of said polymer (a) and said polymer (b) is 0.1 or higher;
- wherein said one or more epoxy resin has an epoxy value of 3 equivalents per kilogram or higher;
- wherein said adhesive composition was made by a process comprising:
- A. forming a solution in organic solvent comprising:
- (i) said one or more bromine substituted olefin polymer;
- (ii) said one or more halosulfonated olefin polymer;
- and
- (iii) said one or more epoxy resin;
- B. added water to said solution to form an oil in water emulsion;
- and
- C. removing said solvent.
12 more elements
Dependencies are inferred from the claim text.