Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1995-06-07
1997-10-14
Nagumo, Mark
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525271, 525272, C08F29702
Patent
active
056773870
ABSTRACT:
A diblock copolymer obtained by polymerizing acrylic, methacrylic or nonacrylic vinyl monomers in the presence of a polymerization initiating amount of an initiation system including (1) at least one functional initiator and (2) an alkali metal alcoholate. The alcoholate has the formula:
REFERENCES:
D.M. Wiles et al., Effect Of Lithium Alkoxides, The Butyllithium-Initiated Polymerization of Methy Methacrylate, vol. 68, No. 7, Jul. 1964, pp. 1983-1987.
L.F. Fieser et al, Reagents for Organic Synthesis, Wiley, New York, 1967, pp. 711-712.
Bayard Philippe
Fayt Roger
Heim Philippe
Teyssie Philippe
Varshney Sunil K.
Elf Atochem S.A.
Nagumo Mark
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