Urea and urethane monomers for contact lens materials

Details Urea and urethane monomers for contact lens materials Urea and urethane monomers for contact lens materials

1993-12-17

1995-09-19

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526322, 526304, 526306, 5263071, C08F 2602, C08F 2058, C08F 2060, C08F 1822

Patent

active

054516510

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

REFERENCES:
patent: 3671492 (1972-06-01), Nakaguchi et al.
patent: 5006622 (1991-04-01), Kunzler
patent: 5034461 (1991-07-01), Lai
C. G. Overberger, G. Montaudo, and S. Ishida, Journal of Polymer Science: Part A-1, vol. 7, 35-46, 1969.
K. Thinius, Plaste Kautschuk 12(7), 389-95, 1965.
CA 63: 10124d, 1965-abstract of S.

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