TITLE: RUBBER TOUGHENED POLYVINYL ALCOHOL FILMS
European Patent Application EP0157612 A3

ABSTRACT:
Abstract not available for EP0157612
Abstract of corresponding document: US4608187
Polymer compositions are provided which may be cast as thin,
self-supporting films, useful in forming sealed envelopes or pouches
containing granulated pulverulent or non-aqueous liquid materials. The
cast films comprise a polymeric matrix, having at least about 50 weight
percent polyvinyl alcohol, and a plurality of microdomains dispersed
throughout the polymeric matrix. The films have good resistance to
breakage at low temperatures and low relative humidities.

INVENTORS:
Chang, Daniel Ming

APPLICATION NUMBER: EP19850302217
PUBLICATION DATE: 10/01/1986
FILING DATE: 03/29/1985

ASSIGNEE: THE CLOROX COMPANY
INTERNATIONAL CLASSES: C08L21/00; C08L1/00; C08L7/00; C08L23/00; C08L27/00; C08L29/00;
C08L29/04; C08L33/00; C08L33/02; C08L101/00; C11D17/04; (IPC1-7):
C08L29/04; C11D17/04
EUROPEAN CLASSES: C08L29/04+B2; C11D17/04B2