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Patent Searching and Data


Title:
COATING COMPOSITION AND ITS USES
Document Type and Number:
WIPO Patent Application WO/2020/233268
Kind Code:
A1
Abstract:
Provided are a leather coating composition, a silicone-based synthetic leather utilizing the same as a top coat (5), a method of making the synthetic leather, and uses of the synthetic leather and the leather coating composition. The leather coating composition comprises a hydrosilylation curable silicone elastomer composition containing: Component (i), one or more polydiorganosiloxane polymer (s) having a viscosity of from 1000 to 500,000 mPa. s at 25℃ and an alkenyl group and/or alkynyl group content of at least 5% by weight of the polymer (s) per molecule; Component (ii), a reinforcing filler such as finely divided silica optionally treated with one or more known filler treating agents; Component (iii), a silicone resin cross-linker having terminal groups comprising silicone bonded hydrogen; Component (iv), a hydrosilylation catalyst; Component (v), a cured silicone powder; and Component (vi), an eco-diluent.

Inventors:
CHEN YUSHENG (CN)
SHI LILI (CN)
ZHANG ZHIHAI (CN)
WANG RUI (CN)
GUO YI (CN)
SONG WENGANG (CN)
WANG LINFEI (CN)
Application Number:
PCT/CN2020/083881
Publication Date:
November 26, 2020
Filing Date:
April 09, 2020
Export Citation:
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Assignee:
DOW SILICONES CORP (US)
DOW GLOBAL TECHNOLOGIES LLC (US)
CHEN YUSHENG (CN)
SHI LILI (CN)
ZHANG ZHIHAI (CN)
WANG RUI (CN)
GUO YI (CN)
SONG WENGANG (CN)
WANG LINFEI (CN)
International Classes:
C09D183/05; B32B25/10; B32B25/20; C09D183/07; D06N3/00
Domestic Patent References:
WO2019014403A12019-01-17
WO2019056347A12019-03-28
Foreign References:
CN107000394A2017-08-01
CN101432366A2009-05-13
CN1702234A2005-11-30
CN101479342A2009-07-08
CN102803414A2012-11-28
CN107323020A2017-11-07
CN106687542A2017-05-17
CN1372610A2002-10-02
CN108221398A2018-06-29
Other References:
See also references of EP 3969526A4
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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