Chemistry of hydrocarbon compounds – Unsaturated compound synthesis – By addition of entire unsaturated molecules – e.g.,...
Reexamination Certificate
2006-10-24
2006-10-24
Harlan, Robert D. (Department: 1713)
Chemistry of hydrocarbon compounds
Unsaturated compound synthesis
By addition of entire unsaturated molecules, e.g.,...
C585S512000, C585S520000, C585S521000, C585S522000, C585S531000, C585S532000
Reexamination Certificate
active
07126037
ABSTRACT:
Butene oligomer derivatives having tert-butyl groups as one of the terminal groups, having a repeating unit of the main hydrocarbon chain consisting of 80% by mole or more of —CH2C(CH3)2—, and carrying the other terminal group consisting of 60% by mole or more of 1,4-butanediol type functional groups. These derivatives are useful as macromonomers which can be subjected to polycondensation, polyaddition, etc.
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Fujimura Koji
Takashima Tsutomu
Tokumoto Yuichi
Harlan Robert D.
Nippon Petrochemicals Co., Lt.
Scully , Scott, Murphy & Presser, P.C.
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