Condensation of formaldehyde hydrate to form mixtures which, tog

Details Condensation of formaldehyde hydrate to form mixtures which, tog Condensation of formaldehyde hydrate to form mixtures which, tog

1978-08-17

1980-02-05

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

127 30, 127 31, 252182, 260594, 260602, 427425, 521163, 521166, 528230, 528254, 528259, 536 1, C08G 1814

Patent

active

041873564

ABSTRACT:
This invention relates to mixtures of formose, aminoplast monomers and optionally water and/or crystalline mono or disaccharides. The mixtures are relatively low viscosity liquids at room temperature. The invention also relates to the use of such mixtures for the production of polyurethane resins, in particular foam resins.

REFERENCES:
patent: 2269935 (1942-01-01), Hanford et al.
patent: 2272378 (1942-02-01), Lorand
patent: 2760983 (1956-08-01), MacLean et al.
patent: 3434982 (1969-03-01), Kaiser et al.
Partridge et al., Carbohydrate Research 24, 1972, pp. 29-44.

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