Polyurethane dispersions

Details Polyurethane dispersions Polyurethane dispersions

1993-07-07

1994-08-02

Welsh, Maurice J.

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...

C08L 7504

Patent

active

053346904

ABSTRACT:
Polyurethane dispersions, obtained by reacting an ionic polyester polyol, polycarbonate polyol or polyether polyol or mixture thereof with a polyisocyanate or mixtures of polyisocyanates. Such polyurethane dispersions, whose special feature is that the ionic groups are present in the polyol required for synthesizing the polyurethane molecule, are suitable in particular as binders for coatings, adhesives or printing inks.

REFERENCES:
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patent: 4110284 (1978-08-01), Violland et al.
patent: 4590255 (1986-05-01), O'Connor et al.
patent: 4764553 (1988-08-01), Mosback et al.
patent: 4908743 (1990-05-01), Scriven et al.
patent: 4927961 (1990-05-01), Fock et al.
patent: 5124424 (1992-04-01), Endo et al.
patent: 5250610 (1993-10-01), Hansel et al.
1570615-Germany translated yes-Search Report No. 93110600.9 Jul. 1969.

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