Composition for protecting nonporous surfaces from water

Details Composition for protecting nonporous surfaces from water Composition for protecting nonporous surfaces from water

1990-02-28

1991-06-04

Dixon, Jr., William R.

Compositions: coating or plastic

Coating or plastic compositions

Coating repellent

523169, 427387, 106 1812, 1062871, 106490, 528 18, 528 37, 524731, 524755, 524765, 524770, 524771, 524792, C09K 318

Patent

active

050210890

ABSTRACT:
A water repellency treatment agent which is non-corrosive to metals, comprising a solution as a volatile solvent of 1-20 wt % of silyl phosphate containing 1-10 wt % of phosphorus, and less than 20 wt % of an organopolysiloxane of general formula R.sub.a SiO.sub.(4-a)/2 having a viscosity of 5-10,000 centistokes at 25.degree. C., wherein the letter a has a value in the range 1.95<a<2.20, and R is a monovalent organic group selected from saturated or unsaturated monovalent hydrocarbon groups with 1-30 carbon atoms, halogenated hydrocarbon groups, alkoxy groups, hydroxyl groups and hydrogen atoms.

REFERENCES:
patent: 3579540 (1971-05-01), Ohlhausen
patent: 3998643 (1976-12-01), Liddle
patent: 4125551 (1978-11-01), Petersen
patent: 4177200 (1979-12-01), Razzano et al.
patent: 4261758 (1981-04-01), Wright et al.
patent: 4719276 (1988-01-01), Stebleton
patent: 4727127 (1988-02-01), Suziki
patent: 4766191 (1988-08-01), Gvozdic et al.
patent: 4897459 (1990-01-01), Evans

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