Claims
- 1. A polymer produced by a process comprising polymerizing (1) one of the members of the group consisting of maleic acid, malic acid, or fumaric acid, (2) less than one equivalent of ammonia and (3) an amine, at a temperature greater than about 120.degree. C., to produce said polymer.
- 2. The polymer of claim 1 wherein the amine has at least one primary amine and additional amine groups consisting of at least one or more primary or secondary amines.
Parent Case Info
This application is a division of application No. 08/132,246, filed Oct. 6, 1993 U.S. Pat. No. 5,442,038.
US Referenced Citations (5)
Divisions (1)
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Number |
Date |
Country |
Parent |
132246 |
Oct 1993 |
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