Process for the production of cleaning-resistant nonwoven materi

Details Process for the production of cleaning-resistant nonwoven materi Process for the production of cleaning-resistant nonwoven materi

1974-11-11

1976-05-25

Weiffenbach, Cameron K.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Noninterengaged fiber-containing paper-free web or sheet...

428474, 428500, 526312, B32B 2704, C08F22602

Patent

active

039595528

ABSTRACT:
An aqueous dispersion of copolymers are used as binders for the production of optionally dry-cleanable nonwoven materials. The copolymers consist of copolymerized units of 1 - 2.5% by weight of N-methylol(meth)acrylamide, 1 - 2.5% by weight of (meth)acrylamide, 0.5 - 3% by weight of .alpha.,.beta.-monoolefinically unsaturated di- or tricarboxylic acids with 4 to 6 carbon atoms and 89.5 - 97.5% by weight of (meth)-acrylic acid esters having 1 - 18 carbon atoms in the alcohol component.

REFERENCES:
patent: 3719517 (1973-03-01), Gladstone et al.
patent: 3900674 (1975-08-01), Levin

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