Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2004-11-29
2009-12-01
Peng, Kuo-Liang (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C528S031000, C528S032000, C528S043000
Reexamination Certificate
active
07625986
ABSTRACT:
An addition-curable organopolysiloxane resin composition having, in a state of cued body, a hardness of 60 to 100 at 25 degree C. and 40 to 100 at 150 degree C. as measured in accordance with the provisions of ASTM D2240-86, said composition comprising: (A) 100 parts by weight of an organopolysiloxane resin comprised of at least alkenyl groups and phenyl groups; (B) 10 to 50 parts by weight of an organooligosiloxane comprised of at least alkeyl groups and phenyl groups; (C) 20 to 100 parts by weight of an organohydrogenoligosiloxane of organohydrogenpolysiloxane; and (D) an addition-reaction catalyst in a catalytic quantity; an optical material that is comprised of a cured body produced from aforementioned components (A), (B), and (C) and possesses the aforementioned characteristics.
REFERENCES:
patent: 3732330 (1973-05-01), Mink et al.
patent: 3944519 (1976-03-01), Mink et al.
patent: 3948848 (1976-04-01), Mink
patent: 4198131 (1980-04-01), Birdsall et al.
patent: 4234713 (1980-11-01), LeGrow
patent: 6313190 (2001-11-01), Bublewitz et al.
patent: 6815520 (2004-11-01), Yoneda et al.
patent: 2001/0039323 (2001-11-01), Achenbach et al.
patent: 2002/0161140 (2002-10-01), Yoneda et al.
patent: 2022115 (1979-12-01), None
patent: 51107350 (1976-09-01), None
patent: 52018755 (1977-02-01), None
patent: 54159459 (1979-12-01), None
patent: 2002265787 (2002-09-01), None
English language abstract for JP51107350 extracted from espacenet.com database Mar. 20, 2007.
English language abstract for JP54159459 extracted from espacenet.com database Dec. 28, 2006.
English language abstract for JP2002265787 extracted from epsacenet.com database Dec. 28, 2006.
Kobayashi Hideki
Murakami Masashi
Nakanishi Koji
Nakashima Hisataka
Takeuchi Kasumi
Collins, III Alvin C
Dow Corning Corporation
Dow Corning Toray Company, Ltd.
Howard & Howard Attorneys PLLC
Peng Kuo-Liang
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