IP Library › Granted Patent US 7,166,236
Granted Patent B2
US 7,166,236 · App. 10/808,814 · Granted Jan 23, 2007

Stain-resist compositions

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Quick Facts
Patent No.
US 7,166,236
App. No.
10/808,814
Granted
Jan 23, 2007
Kind
B2
Abstract

The present invention relates generally to stain-resist compositions, and particularly, but not by way of limitation, to fibers and textiles treated with stain-resist compositions.

Claims (8)

1. A stain-resist composition comprising:

a crosslinking agent comprising at least one polymer having two hydroxyl groups: and

a stain-resist agent comprising at least one polymer,

wherein said crosslinking agent is a hydroxyl terminated polybutadiene grafted with maleic anhydride.

2. A process for imparting resistance to staining by coffee and/or acid dyes to a polyamide substrate, the process comprising contacting said polyamide substrate with a stain-resist composition comprising:

a crosslinking agent comprising at least one polymer having at least two hydroxyl groups; and

a stain-resist agent comprising at least one polymer,

wherein said crosslinking agent is a hydroxyl terminated polybutadiene grafted with maleic anhydride.

Assignments (8)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 7, 2021
From: INVISTA NORTH AMERICA, LLC
To: INV PERFORMANCE SURFACES, LLC
Reel/Frame 054914/0854 →
CHANGE OF NAME Recorded Dec 15, 2020
From: INVISTA NORTH AMERICA S.A.R.L.
To: INVISTA NORTH AMERICA, LLC
Reel/Frame 054765/0645 →
RELEASE OF SECURITY INTEREST Recorded Nov 10, 2011
From: DEUTSCHE BANK AG NEW YORK BRANCH
To: INVISTA NORTH AMERICA S.A.R.L.
Reel/Frame 027211/0298 →
RELEASE OF U.S. PATENT SECURITY INTEREST Recorded Mar 19, 2009
From: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT AND COLLATERAL AGENT (F/K/A JPMORGAN CHASE BANK)
To: INVISTA NORTH AMERICA S.A.R.L. (F/K/A ARTEVA NORTH AMERICA S.A.R.L.)
Reel/Frame 022427/0001 →
SECURITY AGREEMENT Recorded Mar 19, 2009
From: INVISTA NORTH AMERICA S.A.R.L.
To: DEUTSCHE BANK AG NEW YORK BRANCH, AS COLLATERAL AGENT
Reel/Frame 022416/0849 →
SECURITY INTEREST Recorded Jun 23, 2004
From: INVISTA NORTH AMERICA S.A.R.L. F/K/A ARTEVA NORTH AMERICA S.A.R.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 015592/0824 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 27, 2004
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: INVISTA NORTH AMERICA S.A.R.L.
Reel/Frame 015286/0708 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 30, 2004
From: SUN, YANHUI
To: E.I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 014581/0453 →