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.:

US 7015296 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 21, 2006

Filed:

Dec. 17, 2002
Applicants:

Hiroshi Nakayama, Annaka, JP;

Masao Maruyama, Annaka, JP;

Hiromi Nakabayashi, Annaka, JP;

Masaaki Furuya, Tokyo, JP;

Tetsuo Nakanishi, Gunma-ken, JP;

Inventors:

Hiroshi Nakayama, Annaka, JP;

Masao Maruyama, Annaka, JP;

Hiromi Nakabayashi, Annaka, JP;

Masaaki Furuya, Tokyo, JP;

Tetsuo Nakanishi, Gunma-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 77/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

By reacting two types of organosiloxane compounds in the presence of an alkaline compound and under conditions that do not substantially promote equilibration reaction, a linear organosiloxane polymer having a single peak molecular weight distribution is simply and economically produced with minimized formation of cyclics.


Find Patent Forward Citations

Nakayama, Hiroshi. (2006). Preparation of linear organosiloxane polymers (U.S. Patent No. 7015296). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7015296

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