Mold release composition

Details Mold release composition Mold release composition

1989-07-16

1992-01-07

Marquis, Melvyn I.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

524130, 524131, 524132, 524133, 524135, 524136, 524139, 524140, 524141, 524142, 524149, 524198, 524199, 524 89, 524 91, 525104, 525403, 525410, 525440, 525447, 525476, 525479, 525453, 525460, 525101, C08F 800

Patent

active

050792997

ABSTRACT:
This invention provides a mold release composition copmrising (1) a compound or a polymer having at least one of perfluoroalkyl groups having 4 to 20 carbon atoms and perfluoroalkenyl groups having 4 to 20 carbon atoms, and (2) a ladder polymer of organosilsesquioxane.

REFERENCES:
patent: 4064027 (1977-12-01), Gant
patent: 4513132 (1985-04-01), Shoji et al.
patent: 4640881 (1987-02-01), Dennis
patent: 4962156 (1990-10-01), Shinjo et al.

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