Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1979-05-29
1981-01-27
Cockeram, H. S.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525 59, 525 61, 525124, 525440, 528 45, C08G 1880
Patent
active
042476666
ABSTRACT:
Substantially pure crystals of .epsilon.-caprolactam-diblocked .omega.,.omega.'-diisocyanato-1,3-dimethylbenzene melting at 110.degree. C. or higher are advantageously used as a hardener of powder coating composition.
REFERENCES:
patent: 3660359 (1972-05-01), Labana
patent: 3676402 (1972-07-01), Matsui et al.
patent: 3883483 (1975-05-01), Anderson et al.
patent: 3893978 (1975-07-01), DeCleur et al.
Cockeram H. S.
Takeda Chemical Industries Ltd.
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