Polymerization of organopolysiloxanes

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From silicon reactant having at least one...

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2604482E, 528 21, 528 23, 528 32, 528 37, 528 38, 528 42, 528 43, C08G 7704

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041385438

ABSTRACT:
Organopolysiloxanes are polymerized in the presence of an alkaline catalyst and a complex oxygen, sulfur or nitrogen heterocyclic compound.

REFERENCES:
patent: 3305524 (1967-02-01), Brown, Jr. et al.
patent: 3477988 (1969-11-01), Ostrozynski
patent: 3890278 (1975-06-01), Lehn et al.
patent: 4028338 (1977-06-01), Razzano
Boileau et al., Journal of Polymer Science (Polymer Letters Edition), vol. 12, pp. 217-220, 1974.
Lehn et al., Tetrahedron, vol. 29, 1629-1645 (1973).
Lehn et al., Tetrahedron, 29, 1647-1658 (1973).

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