B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
96/189, 117/237
B32B 7/06 (2006.01) B05D 3/00 (2006.01) C08J 7/06 (2006.01) G03F 7/09 (2006.01) G03F 7/20 (2006.01) G03F 7/26 (2006.01)
Patent
CA 1148040
Abstract of the Disclosure It has been found that thin oriented polypropylene film can be coated with a submicron thickness of an alkali metal silicate. The thus coated film gives excellent results when used to separate the negative from the liquid photopolymer in preparing plastic printing plates.
345010
Fetherstonhaugh & Co.
Hercules Incorporated
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