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
2011-08-23
2011-08-23
Zimmer, Marc (Department: 1766)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S479000, C528S031000, C528S032000, C528S037000
Reexamination Certificate
active
08003736
ABSTRACT:
A silicon-containing compound of formula (1), and a curing composition containing a silicon-containing compound of formula (1) wherein Z is hydrogen, a silicon-containing compound of formula (1) wherein Z is C2-C4 alkenyl or alkynyl and a hydrosilylation catalyst. The composition has excellent handling and curing properties and provides a cured product with excellent heat resistance and flexibility.In formula (1), Ra-Rg=C1-C12 saturated aliphatic hydrocarbon group or C6-C12 aromatic hydrocarbon group. Reand Rfdo not simultaneously represent C1-C12 saturated aliphatic hydrocarbon group; Y=C2-C4 alkylene; Z=hydrogen or C2-C4 alkenyl or alkynyl; K is 2-7; T is 1-7; P is 0-3; and M and N are numbers selected such that N:M=1:1 to 1:100, that all M's and N's total at least 15, and that the mass average molecular weight of the compound of formula (1) is 3,000 to 1,000,000.
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Hiwatari Ken-ichiro
Janado Tadashi
Saito Seiichi
Shoji Yoshikazu
Sueyoshi Takashi
Adeka Corporation
Nelson Lindsay
Young & Thompson
Zimmer Marc
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