Free curing rubber composition

Details Free curing rubber composition Free curing rubber composition

1974-02-14

1976-06-22

Bleutge, John C.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

156244, 260 4R, 260 237M, 260857D, 260873, 260889, 260897A, 260897B, 264 25, 264175, 264176F, 264236, B29C 2500, C08L 700

Patent

active

039650553

ABSTRACT:
A vulcanizable rubber is modified by the addition of a resin at a temperature above the melting point of said resin. Shaped articles are formed from the resulting blend and cured without restraining pressure at a temperature below the melting point of said resin. The resin portion is present in said articles in the form of particles having a cross sectional dimension (D) not greater than 1/2 micron and a length (L) to cross sectional dimension (D) ratio of 2 or greater.

REFERENCES:
patent: 3421766 (1969-01-01), Chmiel et al.
patent: 3432165 (1969-03-01), Haines et al.
patent: 3452120 (1969-06-01), Arnold
patent: 3746669 (1973-07-01), Dunnom et al.

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