Process for the preparation of polydiorganosiloxanes containing

Details Process for the preparation of polydiorganosiloxanes containing Process for the preparation of polydiorganosiloxanes containing

1984-04-13

1986-04-22

Marquis, Melvyn I.

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

Synthetic resins

From silicon reactant having at least one...

528 25, 528 29, 528 43, C08G 7706

Patent

active

045843600

ABSTRACT:
The subject of the present invention is a process for the preparation of polydiorganosiloxanes containing hydroxyaryloxy terminal groups by reacting polydiorganosiloxanes containing bis-acyloxy terminal groups with diphenols in a molar ratio of 1:2 to 1:20.

REFERENCES:
patent: 3419634 (1968-12-01), Vaughn
patent: 3539657 (1970-11-01), Noshay et al.
patent: 3821325 (1974-06-01), Merritt, Jr. et al.
patent: 3832419 (1974-08-01), Merritt, Jr.
patent: 3994988 (1976-11-01), Laurin
patent: 4022753 (1977-05-01), Lohse et al.

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