Hydrazino/polyhydrosilazanes

Details Hydrazino/polyhydrosilazanes Hydrazino/polyhydrosilazanes

1989-08-15

1993-12-21

Marquis, Melvyn I.

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

Synthetic resins

From silicon reactant having at least one...

525474, 528 10, 528 33, 528 38, C08G 7738

Patent

active

052722422

ABSTRACT:
Novel high viscosity polyhydrosilazanes containing recurring structural units of the formula: ##STR1## are prepared by reacting a halosilane with ammonia and/or an amine, and then reacting the ammonolysate thus produced with a hydrazine compound.

REFERENCES:
patent: 3853567 (1974-12-01), Verbeek
patent: 4612383 (1986-09-01), Laine et al.
patent: 4975512 (1990-12-01), Funayama et al.
patent: 5010158 (1991-04-01), Colombier et al.
patent: 5066734 (1991-11-01), Colombier

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