Cross-linking agents for cationic polymers
AssigneeAmerican Cyanamid Company
InventorsGirish G. Parekh, Werner J. Blank, Peter J. Schirmann
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Abstract
Amino-formaldehyde products with activated carboxylic ester groups cross-link compounds containing pendant primary or secondary amine groups. This is a continuation, of application Ser. No. 232,455, filed Feb. 9, 1981, which is a continuation of Ser. No. 128,613, filed 3/10/80, which is a division of Ser. No. 32,982, filed 4/25/79, which is a continuation-in-part of Ser. No. 926,762, filed 7/21/78, all now abandoned.
Claims6
A composition of matter comprising (A) a compound having an average of at least two primary or secondary amine groups per molecule, and (B) a melamine compound, the amine groups of which contain as substituents an average of at least two glyoxylic acid ester groups per molecule.
Dependencies are inferred from the claim text.