Polyfunctional polymerization initiator

Details Polyfunctional polymerization initiator Polyfunctional polymerization initiator

1991-08-02

1992-11-17

Lipman, Bernard

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

Synthetic resins

From heterocyclic reactant containing as ring atoms oxygen,...

528424, 528398, 528378, C08G 7800

Patent

active

051644770

ABSTRACT:
A polyfunctional polymerization initiator suitable to cationic ring-opening polymerization of heterocyclic monomers, having at least one carbon atom bonded directly to a carbon-carbon double bond in a linear or cyclic organic group and, further, having at least two following groups containing the above said carbon atoms and represented by the general formula:

REFERENCES:
patent: 4204064 (1980-05-01), Kalopissis et al.
patent: 4265836 (1981-05-01), Weigers et al.
patent: 4306100 (1981-12-01), Wood
S. Kobayashi et al. (1986) Macromol. 19, 535-541.
S. Kobayashi et al. (1987) Macromal. 20, 1729-1734.
R. T. Morrison and R. N. Boyd, "Organic Chemistry", 3rd Ed. Allyn & Bacon, Boston, 1973, p. 21.
CRC Handbook of Chemistry and Physics, 54th ed., p. C-224.
Chemical Abstracts, vol. 30, 4809.

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