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US 4,791,143 AGranted
Composition for non-crosslinked foam
AssigneeShell Oil Company
InventorsHaruhiko Tanaka, Fukashi Kagawa, Kouji Nakashima
Life of this patent
Estimating the term…
Abstract
An expandable composition for non-crosslinked foam comprising: (a) 80 to 99% by weight of a 1-butene homopolymer, (b) 20 to 1% by weight of an ethylene polymer, and (c) a blowing agent, the percentages being based on the total weight of the 1-butene homopolymer and the ethylene polymer.
Claims15
An expandable composition for non-crosslinked foam comprising:
- (a) 80 to 99% by weight of a 1-butene homopolymer,
- (b) 20 to 1% by weight of an ethylene polymer, and
- (c) a blowing agent,
- the percentages being based on the total weight of the 1-butene polymer and the ethylene homopolymer.
1 more element
Dependencies are inferred from the claim text.