Polymers characterized by 1,3-imidazolidine-1,3-diyl rings plast

Details Polymers characterized by 1,3-imidazolidine-1,3-diyl rings plast Polymers characterized by 1,3-imidazolidine-1,3-diyl rings plast

1980-06-11

1982-04-13

Schofer, Joseph L.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

524205, 524209, 524589, C08K 518, B32B 2704, B32B 2722, B32B 2728

Patent

active

043248365

ABSTRACT:
Normally intractable polymers of the structure: ##STR1## wherein X is O or NH, provided at least one X is O, such as poly(parabanic acids) are made extrudable by composition with from 10 to 60 weight percent of an aromatic nitrile.

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patent: 3739007 (1973-06-01), Schwager et al.
patent: 3791916 (1974-02-01), Eastes
patent: 4136077 (1979-01-01), Williams et al.
patent: 4147684 (1979-04-01), Patton
Derwent Abs. 78695 V/45, Class 260/Sub 32.4, "Butadiene-Nitrile Rubber Compsns-cont a Dibasic Acid Dinitrile as Plasticizer", S.U.411096, 6-4-74.

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