3876738 is referenced by 178 patents and cites 7 patents.

Microporous films are produced by a process of quenching a polymer solution cast in a quench bath containing a non-solvent system for the polymer to form micropores in the resulting polymer film.

Title
Process for producing microporous films and products
Application Number
05/380,403
Publication Number
3876738
Application Date
July 18, 1973
Publication Date
April 8, 1975
Inventor
Knight Rodney A
Marinaccio Paul J
Agent
Worth Charles J
Price George W
Assignee
AMF Incorporated
IPC
B29d 27/04
B01D 71/56
B01D 69/06
B01D 67/00
B01D 69/00
B01D 71/00
B29C 67/20
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