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. 19, 2022
Filed:
Nov. 06, 2018
Dow Toray Co., Ltd., Tokyo, JP;
Makoto Yoshitake, Ichihara, JP;
DOW TORAY CO., LTD., Tokyo, JP;
Abstract
Provided is a hydrosilylation reactive composition that can be used to obtain an organopolysiloxane cured product having high adhesiveness and sufficient mechanical strength, and a method for manufacturing a cured product using this composition. The composition comprises: (A) a compound including at least one monovalent hydrocarbon group with an aliphatic unsaturated bond per molecule; (B) a compound including at least two hydrogen atoms bonded to a silicon atom per molecule; (C) a first hydrosilylation catalyst; and (D) a second hydrosilylation catalyst including platinum, rhodium, ruthenium, or iridium and exhibiting activity at a temperature at least 30° C. higher than the temperature at which component (C) exhibits activity. Also provided is a method for conducting a hydrosilylation reaction at two different temperature levels using this composition.