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Title:
OIL-IN-WATER SILICONE EMULSION COMPOSITION AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/255895
Kind Code:
A1
Abstract:
[Problem] To provide an oil-in-water silicone emulsion composition that can be applied uniformly to a base material and can form a cured film with little surface stickiness (tack) and excellent adhesiveness to the base material and film strength by removing the water content, the use thereof, and a method for the production thereof. [Solution] An oil-in-water silicone emulsion composition containing (A) 100 mass parts of a polyorganosiloxane having at least two hydrolyzable groups or hydroxyl groups bonded to silicon atoms per molecule and a viscosity at 25°C in the 100,000-20,000,000 mPa・s range, (B) 45-120 mass parts of colloidal silica (in terms of solids fraction), (C1) 1-100 mass parts of an ionic emulsifier, (D) 0-500 mass parts of water, and, preferably, (C2) a polyoxyethylene-polyoxypropylene copolymer-type nonionic emulsifier, and the use thereof as a surface treatment agent and the like.

Inventors:
KOJIMA KAZUHIKO (JP)
NOZOE TSUGIO (JP)
Application Number:
PCT/JP2020/023278
Publication Date:
December 24, 2020
Filing Date:
June 12, 2020
Export Citation:
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Assignee:
DOW TORAY CO LTD (JP)
International Classes:
C08L83/06; C08K3/36; C08K5/17; C08K5/5415; C08L71/02; C09D5/02; C09D7/43; C09D7/61; C09D7/63; C09D7/65; C09D183/06
Domestic Patent References:
WO2012002571A12012-01-05
WO2019012899A12019-01-17
Foreign References:
JP2006159554A2006-06-22
JP2010235930A2010-10-21
JP2010235931A2010-10-21
JP2003277238A2003-10-02
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