Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1980-01-04
1981-10-20
Henderson, C. A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
260 296TA, 260 4243, 526263, 526922, 526312, 428511, C08F 230, C08F 224, C08F 2034
Patent
active
042962250
ABSTRACT:
This invention provides a process for preparing a stable aqueous emulsion composition which has excellent properties for application as a wet abrasion-resistant paper coating binder. The dispersed copolymer of the aqueous emulsion composition comprises a major proportion of vinyl acetate and a minor proportion of an amino-containing vinyl monomer. An important aspect of the emulsion preparation method is the addition of an aqueous solution of the amino-containing vinyl monomer as a separate feedstream, wherein the amine group in the said vinyl monomer is in the form of an amine-acid salt.
REFERENCES:
patent: 3040012 (1962-06-01), Maeder
patent: 3282879 (1966-11-01), Werner, Jr.
patent: 3404114 (1968-10-01), Snyder
patent: 3652480 (1972-03-01), Coker
patent: 3925442 (1975-12-01), Samour
patent: 4042553 (1977-08-01), Lindemann
patent: 4048192 (1977-09-01), Stoll
Celanese Corporation
Henderson C. A.
Morgan Thomas J.
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