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Stumpe, Jr.; Nelson A.
Bartlesville, OK
No. of patents:

Patent Number Title Of Patent Date Issued
4310582 Blends of trans-polybutadiene and medium vinyl polybutadiene January 12, 1982
Rubber compositions comprising a blend of a major amount of polybutadiene having 1,2-addition in the range of about 25 to about 65 percent and a minor amount of polybutadiene having trans-1,4-addition of at least about 70 percent. Also vulcanized cellular rubber compositions in which the
3978165 Elastomeric blend August 31, 1976
A rubbery composition of matter comprises a blend of three components, A, B and C, wherein component A comprises a rubbery homopolymers of 1,3-butadiene in an amount in the range of from about 10 to about 60 parts by weight based on weight of the blend, the homopolymer characterized by

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