Trans-cyclohexane-1,4-diisocyanate which is completely or partia

Details Trans-cyclohexane-1,4-diisocyanate which is completely or partia Trans-cyclohexane-1,4-diisocyanate which is completely or partia

1988-12-09

1990-11-13

Short, Patricia

Organic compounds -- part of the class 532-570 series

Organic compounds

Unsubstituted hydrocarbyl chain between the ring and the -c-...

540529, 564 57, C07D40312, C07D22214

Patent

active

049703064

ABSTRACT:
The invention relates to trans-cyclohexane-1,4-diisocyanate which is completely or partially blocked with epsilon-caprolactam and a method of manufacturing the same wherein 1 mole trans-cyclohexane-1,4-diisocyanate is reacted with 1 to 2 moles epsilon-caprolactam, without or with the presence of solvents. These blocked diisocyanates are used for polyurethane powders.

REFERENCES:
patent: 2698845 (1955-01-01), Maskin
patent: 3822240 (1974-07-01), Schmitt
patent: 4203916 (1980-05-01), Zengel
patent: 4313876 (1982-02-01), Gras
"Kunststoff Handbuch 7, Polyurethanes", Hanser Publications 1983, p. 69.

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