Ultraviolet screening agents and coating materials containing or

Details Ultraviolet screening agents and coating materials containing or Ultraviolet screening agents and coating materials containing or

1977-06-24

1978-10-24

Czaja, Donald E.

Stock material or miscellaneous articles

Composite

Of polycarbonate

10628713, 260 296F, 260 334F, 260 458NT, 260 4595F, 260308B, 544216, 544229, 2604482N, B32B 2736, C07F 718, C08K 554

Patent

active

041222334

ABSTRACT:
Monomers of the formulas ##STR1## WHEREIN R and R.sup.1 are generally lower hydrocarbyl groups, R.sup.2 is an aromatic ultraviolet light-absorbing moiety bonded by aromatic carbon, a is 0 or 1 and b is 1 or 2 are useful in the formulation of light- and abrasion-resistant coatings for polymers.

REFERENCES:
patent: 3395116 (1968-07-01), Dressler et al.
patent: 3637693 (1972-01-01), Otterstedt et al.
patent: 3651003 (1972-03-01), Bechtold
patent: 3859330 (1975-01-01), Proskow
patent: 3875110 (1975-04-01), Ismail et al.
patent: 3961977 (1976-06-01), Koda et al.
patent: 4021405 (1977-05-01), Tucker et al.
patent: 4042749 (1977-08-01), Sandvig
I. and E. C., Shechter et al., vol. 48, No. 1, 1956, pp. 86-93.

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