Binders for nonwovens

Details Binders for nonwovens Binders for nonwovens

1985-06-27

1986-09-09

McCamish, Marion C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

427391, 427392, 427394, 428290, 524502, B32B 2700

Patent

active

046109200

ABSTRACT:
Nonwoven fabrics characterized by a superior balance of strength and softness are formed utilizing an aqueous emulsion prepared by the emulsion polymerization of: 30 to 50% by weight of vinyl ester of an alkanoic acid; 10 to 30% by weight ethylene; 30 to 50% by weight of C.sub.4 -C.sub.8 alkyl acrylate; and 1 to 5% by weight of copolymerizable N-methylol containing monomer; wherein the polymerization is performed using batch or semi-batch techniques.

REFERENCES:
patent: 3337482 (1967-08-01), Watanabe et al.
patent: 3380851 (1968-04-01), Lindemann et al.
patent: 4044197 (1977-08-01), Wiest et al.
patent: 4073779 (1978-02-01), Wiest et al.
patent: 4322516 (1982-03-01), Wiest et al.

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