Polyurethane precursors containing thixotropic agents

Details Polyurethane precursors containing thixotropic agents Polyurethane precursors containing thixotropic agents

1973-09-10

1977-07-19

Michl, Paul R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 285AS, 260 336UB, C08L 9500

Patent

active

040367975

ABSTRACT:
Polyurethane-forming compositions comprise (a) a polyurethane precursor, (b) a substantially inert, non-volatile extender, (c) a thixotropic agent formed by reacting a long chain primary or secondary monoamine and a polyisocyanate at a NCO/amine ratio of 0.1-1.05:1 and optionally (d) one or more inert fillers.

REFERENCES:
patent: 2955056 (1960-10-01), Knox
patent: 3243372 (1966-03-01), Dreher
patent: 3284357 (1966-11-01), Koundakjian
patent: 3346497 (1967-10-01), Dreher
patent: 3369000 (1968-02-01), Blomeyer
patent: 3388100 (1968-06-01), Thoma
patent: 3401027 (1968-09-01), Dreher
patent: 3489723 (1970-01-01), Kraft
patent: 3615802 (1971-10-01), Betty
patent: 3637558 (1972-01-01), Verdol
patent: 3714110 (1973-01-01), Verdol
patent: 3743617 (1973-07-01), Kest

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