04937123 is referenced by 69 patents and cites 15 patents.

A method for imparting to fibrous polyamide materials stain resistance to acid colorants is provided. The method comprises contacting the fibrous polyamide materials with an aqueous treating solution comprising polymethacrylic acid, copolymers of methacrylic acid, or combinations thereof, and drying said substrate, said polymethacrylic acid, copolymers of methacrylic acid, or combinations thereof being provided in a sufficient amount and having a solubility and molecular weight such that said fibrous polyamide substrate has an improved acid colorant stain resistance.

Title
Process for providing polyamide materials with stain resistance
Application Number
166884
Publication Number
4937123
Application Date
January 29, 1990
Publication Date
June 26, 1990
Inventor
Imelda A Muggli
St. Paul
MN, US
Maynard H Olson
North St. Paul
MN, US
John C Chang
New Brighton
MN, US
Agent
Carole Truesdale
Walter N Kirn
Donald M Sell
Assignee
Minnesota Mining and Manufacturing Company
MN, US
IPC
C14C 9/00
B32B 7/00
B05D 3/02
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