US 12,473,405 B2
Polyorganosiloxane, polyorganosiloxane composition, cured product, polyorganosiloxane-containing electrolytic solution for electrolytic capacitor, and electrolytic capacitor using same
Takumi Watanabe, Chiyoda-ku (JP); Noriaki Terada, Chiyoda-ku (JP); Tsuyoshi Nagasaka, Chiyoda-ku (JP); Shogo Koga, Chiyoda-ku (JP); Kazuma Inoue, Chiyoda-ku (JP); Kazunari Matsumura, Chiyoda-ku (JP); Naomi Fujimori, Chiyoda-ku (JP); Hiroo Miyauchi, Chiyoda-ku (JP); and Akemi Hosokawa, Chiyoda-ku (JP)
Assigned to MITSUBISHI CHEMICAL CORPORATION, Chiyoda-ku (JP)
Filed by MITSUBISHI CHEMICAL CORPORATION, Chiyoda-ku (JP)
Filed on Feb. 8, 2023, as Appl. No. 18/166,218.
Application 18/166,218 is a division of application No. 16/440,347, filed on Jun. 13, 2019, granted, now 11,608,415.
Application 16/440,347 is a continuation of application No. PCT/JP2017/044799, filed on Dec. 13, 2017.
Claims priority of application No. 2016-241317 (JP), filed on Dec. 13, 2016; application No. 2017-019934 (JP), filed on Feb. 6, 2017; and application No. 2017-061966 (JP), filed on Mar. 27, 2017.
Prior Publication US 2023/0250237 A1, Aug. 10, 2023
Int. Cl. C08G 77/20 (2006.01); C08G 77/06 (2006.01); C08G 77/12 (2006.01); C08G 77/18 (2006.01); H01G 9/035 (2006.01); H01G 9/045 (2006.01); C08G 77/00 (2006.01)
CPC C08G 77/20 (2013.01) [C08G 77/06 (2013.01); C08G 77/12 (2013.01); C08G 77/18 (2013.01); H01G 9/035 (2013.01); H01G 9/045 (2013.01); C08G 77/70 (2013.01)] 20 Claims
 
1. A polyorganosiloxane, having a formula (101):
(R101R102R103SiO1/2)M1(R104R105R106SiO1/2)M2(R107R108SiO2/2)D1(R109R106SiO2/2)D2(R110SiO3/2)T1(R106SiO3/2)T2(SiO4/2)Q(O1/2R110)Y1(O1/2R106)Y2(101),
wherein
R101 to R105 and R107 to R110 are each independently H, an organic functional group, or a first reactive functional group,
R106 is independently an organic group comprising a second reactive functional group, provided that the second reactive functional group differs from the first reactive functional group,
R110 is H or an organic group having 1 to 20 carbon atoms not comprising the first or second reactive functional group,
M1, D1, and T1 are each in a range of from 0 to less than 0.6,
Q is in a range of from more than 0 to less than 0.6,
M1+M2>0,
T1+T2+Q>0,
M2+D2+T2>0.25,
M1+M2+D1+D2+T1+T2+Q=1, and
Y1 and Y2 are each 0 or a positive value,
wherein M1, M2, D1, D2, T1, T2, and Q are relative to total silicon atoms,
wherein the first or second a reactive functional group bound to silicon comprises an alkenyl group, a methacryloyl group, an acryloyl group, an acyl group, a cyclic ether group, and/or a hydrogen atom taken together with silicon to form a hydrosilyl group, and is not an alkoxy group,
wherein the organic functional group of R101 to R105 and R107 to R110 comprises C and H, and optionally further oxygen, nitrogen, phosphorus, sulfur, and/or halogen, the organic functional group not being reactive in silicone formation and not being the first or second reactive functional group,
wherein the polyorganosiloxane has in a range of from 3 to 12 of the first and second reactive functional groups, bound to silicon, on a number basis per a molecular weight of 1000 of the polyorganosiloxane,
wherein the polyorganosiloxane has a maximum absorption wavenumber of a Si—O stretching vibration is in a wavenumber range of from 1030 to 1060 cm−1 in infrared absorption spectrum analysis, and
wherein the polyorganosiloxane has a weight loss of a polyorganosiloxane component in heating at 110° C. under a pressure of 0.15 torr for 2 hours of 5 wt. % or less.