The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 25, 1995
Filed:
Dec. 21, 1993
Applicant:
Inventor:
Harry Y Hu, Arden, NC (US);
Assignee:
BASF Corporation, Mt. Olive, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
428 85 ; 428 96 ; 525419 ; 525480 ; 525502 ; 525505 ; 525508 ;
Abstract
A process for the manufacture of a stain resistant carpet by melt mixing a fiber forming synthetic polyamide with a compound, being capable to react with an amino group, to form a homogeneous polymer melt into fibers, tufting the fibers into a backing to form a carpet and treating the carpet with polymethacrylic acid, copolymers of polymethacrylic acid, a mixture of polymethacrylic acid and a sulfonated aromatic formaldehyde condensation product, and a reaction product of the polymerization or copolymerization of methacrylic acid in the presence of a sulfonated aromatic formaldehyde condensation product.