Composition for polyurethane resins and production of the same

Details Composition for polyurethane resins and production of the same Composition for polyurethane resins and production of the same

1982-12-29

1984-04-17

Cockeram, H. S.

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...

521902, 528 52, 528 53, 528 57, 528 73, 528 745, C08G 1878, C08G 1816, C08G 1818, C08G 1822

Patent

active

044435908

ABSTRACT:
Disclosed is a polyurethane composition of multi-pack type, curable at ambient temperature, which comprises an isocyanate component having oxadiazinetrione ring, an active hydrogen component and a Lewis base whose basic site has no hydrogen active to NCO group and a process for producing polyurethane from the composition.
The composition has excellent curability at ambient temperature and is useful for coatings, adhesives and elastomers as high solid content type or solventless type. The cured product polyurethane has good mechanical properties.

REFERENCES:
patent: 3799898 (1974-03-01), Lamplugh et al.
patent: 3810851 (1974-05-01), Norman et al.
patent: 4046721 (1977-09-01), Austin et al.
Japanese Examined Patent Publication No. 3000/1974, Takeda Chem. Ind. Application No. 124073/1970, Dec. 28, 1970 (English Translation).

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