Method of producing plasticized polyvinyl alcohol and its use fo

Details Method of producing plasticized polyvinyl alcohol and its use fo Method of producing plasticized polyvinyl alcohol and its use fo

1994-07-25

1995-10-31

Sweet, Mark

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524 52, 524 53, 524380, 524386, 524387, 524388, 524389, 524503, 524557, 524524, 524528, C08L 302, C08L 2904

Patent

active

054629810

ABSTRACT:
The method of producing plasticized polyvinyl alcohol by mixing polyvinyl alcohol in the presence of an organic plasticizer and water in a quantity which is insufficient to dissolve the polyvinyl alcohol under normal conditions, includes the steps of:

REFERENCES:
patent: 3312641 (1967-04-01), Young
patent: 3316190 (1967-04-01), Suzumura et al.
patent: 3472804 (1969-10-01), Nobile et al.
patent: 3949145 (1976-04-01), Otey et al.
patent: 4542178 (1985-09-01), Zimmerman et al.
Notification of Transmittal of the International Search Report or the Declaration dated Mar. 15, 1993.
International Search Report of PCT/EP92/02517.

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