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.

Date of Patent:
Apr. 13, 2021

Filed:

Sep. 04, 2017
Applicant:

Show a Denko K.k., Tokyo, JP;

Inventors:

Yoichiro Sakaguchi, Kumagaya, JP;

Takuya Minami, Chiba, JP;

Yoshishige Okuno, Kawasaki, JP;

Atsushi Umino, Fukaya, JP;

Yoshitaka Ishibashi, Kawasaki, JP;

Assignee:

SHOWA DENKO K.K., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 20/00 (2006.01); C08K 5/548 (2006.01);
U.S. Cl.
CPC ...
C08K 5/548 (2013.01); C08F 20/00 (2013.01);
Abstract

A curing accelerator can exhibit good curing acceleration performance and is excellent in storage stability, while maintaining sufficient pot life in a curing reaction of radical-polymerizable resins, and a radical-polymerizable resin composition uses the curing accelerator. The curing accelerator for radical-polymerizable resins includes a metal-containing compound (A), a thiol compound (B) and an aprotic solvent (C) having a dielectric constant of 10 or less, wherein the metal-containing compound (A) is one or more compounds selected from a metal soap (A1) and a β-diketone skeleton-having metal complex (A2), the thiol compound (B) is one or more compounds selected from a mono-functional primary thiol compound (B1), a secondary thiol compound (B2) and a tertiary thiol compound (B3), and the content of the aprotic solvent (C) is 10 to 1,000 parts by mass relative to 100 parts by mass of the total of the metal-containing compound (A) and the thiol compound (B).


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