The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 31, 1977
Filed:
Nov. 12, 1975
Applicant:
Inventors:
Simon Mostert, Cherry Hill, NJ (US);
Richard O Whitehead, Moorestown, NJ (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
2608 / ;
Abstract
Improved impact vinyl aromatic compositions are disclosed comprising interpolymers containing (A) from about two to about 25 parts by weight of a mixture of (1) a polybutadiene rubber with (2) a polyisoprene rubber in a weight ratio between 35:65 and 65:35; and (B) from about 98 to about 75 parts of at least one poly(monovinylaromatic) compound.