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:
Oct. 24, 1975
Applicant:
Inventors:
Kunio Kageyama, Yokohama, JA;
Hiroshi Hirakawa, Isehara, JA;
Masatake Ozaki, Isehara, JA;
Iwao Sugiyama, Hiratsuka, JA;
Mitsuharu Iwakura, Hiratsuka, JA;
Yoshiaki Someya, Hiratsuka, JA;
Assignee:
The Yokohama Rubber Co. Ltd., Tokyo, JA;
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C09K / ;
U.S. Cl.
CPC ...
260 / ; 252182 ; 260 / ; 260 / ; 260784 ; 260792 ; 260793 ;
Abstract
Rubber compositions containing therein as a source of carbon disulfide at least one compound selected from the group consisting of cyclic bis (thiocarbamoyl) mono- or di-sulfides, cyclic bis (thioxanthogenyl) mono- or di-sulfides, and cyclic (thiocarbamoyl-thioxanthogenyl) mono- or di-sulfides and an amine-isocyanate addition compound as a vulcanization accelerator system having excellent scorching stability with rapid vulcanization at usual vulcanization temperatures.