C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
400/5058, 402/59
C08F 6/00 (2006.01) C08F 10/08 (2006.01) C08L 23/18 (2006.01) C08L 101/00 (2006.01)
Patent
CA 1121550
Abstract of the Disclosure A method for altering the transparency of a stable hexagonal polymorphic poly(butene-1) obtained from unstable tetragonal crystalline poly(butene-1) comprising contacting the tetragonal crystalline poly(butene-1) with a volatile solvent for a short time, then removing from the solvent, and allowing solvent adhering to the poly(butene-1) to evaporate. The finished polymer can be opaque, transparent, or translucent depending upon the solvent and temperature used.
341662
Libbey William J.
Mack Mark P.
Conoco Inc.
Ridout & Maybee Llp
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