Title:
ONE-PACK TYPE CURABLE SILICONE GEL COMPOSITION AND CURED SILICONE GEL
Document Type and Number:
WIPO Patent Application WO/2021/014970
Kind Code:
A1
Abstract:
A one-pack type curable silicone gel composition which contains: 100 parts by mass of (A) a branched chain organopolysiloxane having a specific structure; from 0.1 part by mass to 50 parts by mass of (B) a diorganopolysiloxane having both molecular chain ends blocked with diorganohydrogensiloxy groups; (C) a platinum-based catalyst; and (D) a phosphite compound represented by formula (3) (wherein R2 represents a monovalent aliphatic hydrocarbon group having 1 to 10 carbon atoms; and X represents a hydrogen atom or a methyl group) in such an amount that more than 3 molecules but not more than 15 molecules of the phosphite compound represented by formula (3) are present per one platinum atom in component (C). This one-pack type curable silicone gel composition is stable in terms of characteristics and physical properties even if exposed to a temperature more than 50°C for a long period of time.
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Inventors:
ARAKI TADASHI (JP)
HARA HIROYASU (JP)
HARA HIROYASU (JP)
Application Number:
PCT/JP2020/026634
Publication Date:
January 28, 2021
Filing Date:
July 08, 2020
Export Citation:
Assignee:
SHINETSU CHEMICAL CO (JP)
International Classes:
C08K5/524; C08K3/16; C08L83/05; C08L83/07
Domestic Patent References:
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Attorney, Agent or Firm:
PATENT PROFESSIONAL CORPORATION EI-MEI PATENT OFFICE (JP)
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