Air drying coatings having long term water repellency

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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524489, C08L 9108

Patent

active

044502478

ABSTRACT:
An air drying coating adapted to deposit coatings possessing long term water repellency is disclosed in which a high viscosity unsaturated hydroxy functional alkyd resin is combined with from 13-63 parts by weight of dispersed particles of granulated wax per 100 parts of the alkyd resin, the solvent being mineral spirits which cannot itself dissolve the large amount of wax needed, and the wax being a paraffin wax having an average melting point in the range of 50.degree. C.-70.degree. C., preferably 55.degree. C.-65.degree. C.

REFERENCES:
patent: 2294651 (1942-09-01), Billing
patent: 2541505 (1951-02-01), Curado
patent: 2748092 (1956-05-01), Daniel

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