Method for reducing the carboxylester content of an emulsion pol

Details Method for reducing the carboxylester content of an emulsion pol Method for reducing the carboxylester content of an emulsion pol

1991-08-30

1992-09-08

Schofer, Joseph L.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524832, 435135, 435196, 435262, C08L 8900

Patent

active

051458900

ABSTRACT:
This invention is directed to a method for reducing the carboxylester content of an emulsion-polymerized addition polymer by contacting the aqueous emulsion polymer with a carboxylesterase enzyme and a reduced carboxylester content emulsion-polymerized addition polymer so prepared.

REFERENCES:
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patent: 4090919 (1978-05-01), Chibata et al.
patent: 4378803 (1983-04-01), Takagi et al.
patent: 4687807 (1987-08-01), Wetegrove et al.
patent: 4925797 (1990-05-01), Byrom et al.
patent: 4996251 (1991-02-01), Farrar et al.
patent: 5077212 (1991-12-01), Byrom et al.
M. Dixon et al., "Enzymes", Third Edition, Academic Press, N.Y., 1979, p. 835.

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