Title:
ORGANOPOLYSILOXANE MODIFIED WITH LACTATE SILYL AT BOTH ENDS AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2020/203607
Kind Code:
A1
Abstract:
An organopolysiloxane modified with a lactate silyl at both ends according to the present invention, which is represented by general formula (1) (wherein each of R1, R2 and R3 independently represents an unsubstituted or substituted monovalent hydrocarbon group having 1-10 carbon atoms; m represents an integer of 10 or more; each a independently represents 2 or 3; and X represents an alkylene group having 2-4 carbon atoms or an oxygen atom), is useful as a starting material siloxane for a surface treatment agent for inorganic materials, a coating agent for water repellent treatments, and especially for a room-temperature curable (RTV) silicone rubber composition.
Inventors:
TAKAI MISAKI (JP)
FUJIWARA AKITSUGU (JP)
SAKAMOTO TAKAFUMI (JP)
FUJIWARA AKITSUGU (JP)
SAKAMOTO TAKAFUMI (JP)
Application Number:
PCT/JP2020/013535
Publication Date:
October 08, 2020
Filing Date:
March 26, 2020
Export Citation:
Assignee:
SHINETSU CHEMICAL CO (JP)
International Classes:
C08G77/14; C08G77/38; C08G77/50
Domestic Patent References:
| WO2018091582A1 | 2018-05-24 | |||
| WO2019069706A1 | 2019-04-11 |
Foreign References:
| JP2018515634A | 2018-06-14 | |||
| JP2016516101A | 2016-06-02 | |||
| JP2010537015A | 2010-12-02 | |||
| JPS58185594A | 1983-10-29 | |||
| CN105238342A | 2016-01-13 | |||
| CN107523257A | 2017-12-29 | |||
| JP5399392B2 | 2014-01-29 | |||
| JP2018515634A | 2018-06-14 |
Other References:
See also references of EP 3950786A4
Attorney, Agent or Firm:
PATENT PROFESSIONAL CORPORATION EI-MEI PATENT OFFICE (JP)
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