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
2011-07-26
2011-07-26
Zimmer, Marc S (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...
C544S221000, C528S021000, C528S025000, C528S026000, C528S027000, C528S031000, C528S033000, C524S323000, C524S809000
Reexamination Certificate
active
07985806
ABSTRACT:
An organopolysiloxane represented by formula (1) shown below and having (3,5-diglycidylisocyanuryl)alkyl groups represented by formula (2) at least at both terminals of the main chain:wherein, each R1represents, independently, a substituted or unsubstituted monovalent hydrocarbon group of 1 to 20 carbon atoms, R2is a group represented by formula (2) shown below, X is a group represented by formula (3) shown below, a represents an integer of 0 to 100 and b represents an integer of 0 to 30, provided that 1≦a+b, and c represents an integer of 0 to 10wherein, R3represents an alkylene group of 2 to 12 carbon atomswherein, R1and R2are as defined above, d represents an integer of 0 to 30, and e represents an integer of 0 to 30.
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Kashiwagi Tsutomu
Shiobara Toshio
Ueno Manabu
Wakao Miyuki
Birch & Stewart Kolasch & Birch, LLP
Nelson Lindsay
Shin-Etsu Chemical Co. , Ltd.
Zimmer Marc S
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