Coupling of alkali metal-terminated polymers

Details Coupling of alkali metal-terminated polymers Coupling of alkali metal-terminated polymers

1977-03-14

1978-08-01

Hamrock, William F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260879, 526 20, 526 21, 526 25, 526 26, 526 46, C08F 804, C08F 818, C08F 800

Patent

active

041043324

ABSTRACT:
Alkali metal-terminated polymers of one or more alkadienes and of one or more vinyl-substituted aromatic monomers are effectively coupled by a di-, tri-, or tetra carboxylic acid halide of substituted or unsubstituted benzene.

REFERENCES:
patent: 3135716 (1964-06-01), Uraneck et al.
patent: 3177190 (1965-04-01), Hsieh
patent: 3281383 (1966-10-01), Zelinski et al.
patent: 3506639 (1970-04-01), Halosa
patent: 3810877 (1974-05-01), Doss
patent: 4039633 (1977-08-01), Zelinski
patent: 4049753 (1977-09-01), Moczygemba

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