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
2005-07-12
2005-07-12
Seidleck, James J. (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S250000, C526S082000, C526S084000
Reexamination Certificate
active
06916885
ABSTRACT:
A process for the preparation of linear polymers or block copolymers of styrene by anionic polymerization comprises carrying out the chain termination with an n-alkyl glycidyl ether or a dialkyl ketone.
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Prinziples of Anionic Polymerization, 1996, 267, Hsieh et al.
J. of Polymer Sc., Part A-1, vol. 10, 1187-1194 (1972) Reed.
Gausepohl Hermann
Knoll Konrad
Koch Jürgen
Naegele Paul
Wünsch Josef Richard
Asinovsky Olga
BASF - Aktiengesellschaft
Novak Druce & Quigg LLP
Seidleck James J.
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