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:
Jul. 13, 1976
Filed:
Oct. 15, 1975
Applicant:
Inventors:
Akihiko Shimizu, Shin-nanyo, JA;
Yasuhiro Sakanaka, Shin-nanyo, JA;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C08C / ; C08C / ;
U.S. Cl.
CPC ...
526 17 ; 260821 ; 526 29 ; 526295 ; 528488 ;
Abstract
This invention relates to a novel process of preparing chloroprene polymer rubber granules. The process comprises adding 4 to 10 wt. parts of sodium silicate to 100 wt. parts of a cationic latex of chloroprene polymer and then adding an alkaline earth metal salt or an acid to precipitate granules of the chloroprene polymer rubber.