Process for the preparation of prepolymers containing isocyanate

Details Process for the preparation of prepolymers containing isocyanate Process for the preparation of prepolymers containing isocyanate

1987-06-10

1989-01-31

Anderson, Harold D.

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

Synthetic resins

From reactant having at least one -n=c=x group as well as...

528 67, 528 65, 528 66, C08G 1828, C08G 1877, C08G 1870

Patent

active

048016756

ABSTRACT:
The invention is directed to a process for the preparation of prepolymers containing free isocyanate groups and having an isocyanate content of 1 to 16% by weight by the reaction of

REFERENCES:
patent: 3748315 (1973-07-01), Sidney et al.
patent: 4359541 (1982-11-01), Patton, Jr. et al.
patent: 4382114 (1983-05-01), Hohlein et al.
patent: 4518740 (1985-05-01), Disteldorf et al.
patent: 4560494 (1985-12-01), Druetzler
patent: 4604418 (1986-08-01), Shindo et al.
patent: 4657796 (1987-04-01), Musil et al.
patent: 4707502 (1987-11-01), Rasshofer et al.
H. Kittel in Lehrbuch der Lacke und Beschichtungen, Publishers, W. A. Colomb, Berlin-Oberschwandorf, 1973, vol. 1, Part 2, p. 574 (Not Translated).

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