Polymers having reactive functional groups at terminus and...

Details Polymers having reactive functional groups at terminus and... Polymers having reactive functional groups at terminus and...

2005-08-23

2005-08-23

Lipman, Bernard (Department: 1713)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S330600, C525S366000, C525S375000

Reexamination Certificate

active

06933350

ABSTRACT:
A vinyl polymer having at least one group of the general formula (1) per molecule at the molecular chain terminus.in-line-formulae description="In-line Formulae" end="lead"?—Z—R—CR1═CR2R3  (1)in-line-formulae description="In-line Formulae" end="tail"?wherein Z represents an oxygen atom, a sulfur atom, a group of the formula NR′, R′ represents a univalent hydrocarbon group containing 1 to 20 carbon atoms, or a bivalent organic group containing 1 to 20 carbon atoms, and R represents a carbonyl group, a direct bond or a bivalent organic group containing 1 to 20 carbon atoms; R1and R2are the same or different and each represents a hydrogen atom or a univalent organic group containing 1 to 20 carbon atoms, and R3represents an organic group containing 1 to 20 carbon atoms; and a curable composition comprising the above vinyl polymer are provided.

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XP-002231508 (Abstract of JP 6211922 A, Aug, 2, 1994), Data Base WPI Sect. Chem. Week 199435, Derwent Publications Ltd., London, GB.
XP-002231414 (Abstract of JP 06329720, Nov. 29, 1994) Data Base WPI Sect. Chem. Week 199507, Derwent Publications Ltd., London, GB.

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