4,4'-diisocyanto-phenylbenzylether, a process for the preparatio

Details 4,4'-diisocyanto-phenylbenzylether, a process for the preparatio 4,4'-diisocyanto-phenylbenzylether, a process for the preparatio

1986-02-13

1987-04-14

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521167, 521170, 521172, 521173, 521174, 521176, 528 76, 528 77, 528 78, 528 79, 528 80, 528 81, 528 83, 528 85, 560347, 560357, 560359, C08G 1814

Patent

active

046579400

ABSTRACT:
The present invention is directed to 4,4'-diisocyanato phenylbenzylether, its method of production by reaction of the corresponding diamine with phosgene and the use of the diisocyanate for the production of polyisocyanate polyaddition products, preferably polyurethane plastics.

REFERENCES:
patent: 3180883 (1965-04-01), Case
patent: 4421870 (1983-12-01), Stutz et al.
patent: 4448946 (1984-05-01), Stutz et al.
Ullmanns Encyklopadie der Technischen Chemie, 4th edition, 1977, pp. 350-354, vol. 14.
Vysokomol Soedin, Ser. A, 1979, pp. 1075-1083.
Chemical Abstracts, vol. 91, 57576A, 1979.
Liebigs Annalen der Chemie, vol. 562, 1949, pp. 75 et seq.
Houben-Weyl, Methoden der Organischen Chemie, vol. E4, 4th edition, 1983, pp. 741--et seq.
Polyurethane Handbook by Dr. Gunter Oertel, Hanser Publishers, N.Y. (Bel. to corresp. to Becker, Braun, Kunststoff-Handbuch, vol. 7, 1983).

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