Title:
液状シリコーンゴム組成物及びシリコーンゴムスポンジ
Document Type and Number:
Japanese Patent JP7451027
Kind Code:
B2
Abstract:
To provide a silicone rubber composition which facilitates handling, and gives a silicone rubber sponge that has uniform appearance after curing, is reduced in hardness variation, and is excellent in rubber characteristics.SOLUTION: A liquid silicone rubber composition contains (A) alkenyl group-containing organopolysiloxane, (B) organohydrogenpolysiloxane having a hydrogen atom bonded to a silicon atom, (C) reinforcing silica, (D) an addition reaction catalyst, (E) expanded resin fine particles having an organic resin shell, (F) polyhydric alcohol or its derivative, and (G) hydroxyl group-containing diorganopolysiloxane bonded to the silicon atom. A hydroxyl group (in terms of mass of hydroxyl group) bonded to the silicon atom in the component (G) with respect to the total mass of the component (A), the component (B) and the component (G) is 8-500 ppm.SELECTED DRAWING: Figure 1
Inventors:
Tomoya Minamikawa
Satoo Hirabayashi
Satoo Hirabayashi
Application Number:
JP2019196595A
Publication Date:
March 18, 2024
Filing Date:
October 29, 2019
Export Citation:
Assignee:
Shin-Etsu Chemical Co., Ltd.
International Classes:
C08J9/32; C08K3/36; C08K5/06; C08L83/05; C08L83/06; C08L83/07; F16C13/00; G03G15/00
Domestic Patent References:
| JP10245445A | ||||
| JP9012764A | ||||
| JP10036544A | ||||
| JP10067875A | ||||
| JP2001220510A | ||||
| JP2018053020A | ||||
| JP2019196420A | ||||
| JP2018168297A | ||||
| JP2003282501A | ||||
| JP2003194229A | ||||
| JP2002187971A | ||||
| JP2000186210A | ||||
| JP2001131415A | ||||
| JP11269388A | ||||
| JP4013738A | ||||
| JP5301987A | ||||
| JP5209080A | ||||
| JP8012888A | ||||
| JP9310025A | ||||
| JP7196832A | ||||
| JP8337670A | ||||
| JP11130963A | ||||
| JP6200066A | ||||
| JP11315211A | ||||
| JP63278942A |
Attorney, Agent or Firm:
Patent Attorney Corporation Ushiki International Patent Office