Urea and urethane monomers for contact lens materials

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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560158, 564 47, 564 57, 564 58, C07C27100, C07C27520, C07C27522, C07C27524

Patent

active

056485158

ABSTRACT:
Urea- and urethane-containing monomers for contact lens materials are disclosed.

REFERENCES:
patent: 2544638 (1951-03-01), Caldwell
patent: 3671492 (1972-06-01), Nakaguchi et al.
patent: 3931311 (1976-01-01), Thomas et al.
patent: 4223041 (1980-09-01), Pigerol et al.
patent: 4250322 (1981-02-01), Efimov et al.
patent: 4584143 (1986-04-01), Falk
patent: 4668550 (1987-05-01), Tajima et al.
patent: 4705885 (1987-11-01), Just et al.
patent: 4772695 (1988-09-01), Olofson et al.
patent: 5006622 (1991-04-01), Kunzler
patent: 5034461 (1991-07-01), Lai
patent: 5070165 (1991-12-01), Muller et al.
patent: 5070215 (1991-12-01), Bambury et al.
patent: 5079356 (1992-01-01), Huth
patent: 5144056 (1992-09-01), Lina et al.
S. Sengupta and V. Snieckus, J. Org. Chem. 55,5680-5683, 1990.
C. G. Overberger, G. Montaudo, and S. Ishida, Journal of Polymer Science: Part A-1, vol. 7, 35-46, (1969).
K. Thinius, Plaste Kautschik 12(7), 389-95, (1965), Chemical Abstracts, vol. 63, 10124, 1965.

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