Molded polymeric object with wettable surface made from latent-h

Details Molded polymeric object with wettable surface made from latent-h Molded polymeric object with wettable surface made from latent-h

1996-03-19

1998-07-14

Vargot, Mathieu D.

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Composite or multiple layer

264 26, 264 138, 264232, 264340, 427162, B29D 1100

Patent

active

057799431

ABSTRACT:
This invention provides a molded polymeric object, partially or completely coated with a hydrophilic polymer which provides a wettable surface to the molded object such as a contact lens. It also provides a process for using latent-hydrophilic monomers to make molded objects with wettable surfaces.

REFERENCES:
patent: 3916033 (1975-10-01), Merrill
patent: 4099859 (1978-07-01), Merrill
patent: 5010155 (1991-04-01), Mueller
patent: 5328954 (1994-07-01), Sarangapani
patent: 5352714 (1994-10-01), Lai et al.

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