Carpet, stainproofing agent for carpet and method for...

Details Carpet, stainproofing agent for carpet and method for... Carpet, stainproofing agent for carpet and method for...

2007-07-03

2007-07-03

Lipman, Bernard (Department: 1713)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C524S544000, C524S545000, C524S546000, C525S326300, C525S375000

Reexamination Certificate

active

10919428

ABSTRACT:
The invention relates to a carpet comprising a stainproof-treated textile, wherein the carpet has stainproof ratio (%) of at least 30% as defined below:in-line-formulae description="In-line Formulae" end="lead"?Stainproof ratio (%)=100×(ΔENΔETn)/ΔENin-line-formulae description="In-line Formulae" end="tail"?ΔEN: Color difference after stainproof test of untreated carpet;ΔETn: Color difference after stainproof test of carpet treated by the stainproof agent;n: the number of cleaning; cleaning is conducted according to AATCC-138, n≦20.

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English language translation of the Abstract for JP 59-150175A, Aug. 28, 1984.

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