	US 12,275,832 B2
	Fluorine-containing elastomer composition and method for making cured fluorine-containing elastomer composition
Chung-Ming Huang, Tainan (TW); Ren-Guan Duan, Hsinchu (TW); Chen-Hsiang Lu, Hsin-Chu (TW); and Tien-Chih Cheng, Hsinchu County (TW)
Assigned to TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD., Hsinchu (TW)
Filed by TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD., Hsinchu (TW)
Filed on Aug. 24, 2022, as Appl. No. 17/821,801.
Prior Publication US 2024/0067796 A1, Feb. 29, 2024
Int. Cl. C08K 3/14 (2006.01); C08K 3/11 (2018.01); C08K 3/22 (2006.01); C08K 3/36 (2006.01); C08K 3/38 (2006.01)

CPC C08K 3/14 (2013.01) [C08K 3/11 (2018.01); C08K 3/22 (2013.01); C08K 3/36 (2013.01); C08K 3/38 (2013.01); C08K 2003/221 (2013.01); C08K 2003/2241 (2013.01)]

20 Claims

1. A fluorine-containing elastomer composition, comprising:

a curable fluorine-containing elastomer comprising units derived from at least one fluorinated cure site monomer having a cure site;

a group IIIB element-containing reinforcing additive in an amount of 8 to 15 weight parts with respect to 100 weight parts of the curable fluorine-containing elastomer, wherein the group IIIB element-containing reinforcing additive comprises a mixture of a first additive being a group IIIB element-containing additive and silica, and the silica has an average particle size of about 16 nm to 1 μm; and

a curative configured for curing the curable fluorine-containing elastomer.