Fluoro-containing ether monomer for fabricating contact lenses, contact lenses materials and contact lenses obtained therefrom

• US 9,221,939 B2
• Filed: 06/14/2013
• Issued: 12/29/2015
• Est. Priority Date: 06/14/2013
• Status: Active Grant

• Current Assignee: BENQ Materials Corporation
• Original Assignee: BENQ Materials Corporation
• Inventors: Jan, Fan-Dan
• Primary Examiner(s): Buie-Hatcher, Nicole M
• Application Number:
  US13/917,656
• Publication Number:
  US 20140371410A1
• Time in Patent Office: 928 Days
• US Class Current: 1/1
• CPC Class Codes: C07C 271/24 with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a ring other than a six-membered aromatic ring
• CPC Class Codes: C08F 220/20 of polyhydric alcohols or phenols , e.g. 2-hydroxyethyl (meth)acrylate or glycerol mono-(meth)acrylate
• CPC Class Codes: C08F 220/22 Esters containing halogen
• CPC Class Codes: C08F 220/54 Amides , e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
• CPC Class Codes: C08F 226/08 N-Vinyl-pyrrolidine
• CPC Class Codes: C08F 226/10 N-Vinyl-pyrrolidone
• CPC Class Codes: C08F 230/08 containing silicon
• CPC Class Codes: C08L 101/14 the macromolecular compounds being water soluble or water swellable, e.g. aqueous gels
• CPC Class Codes: C08L 33/10 Homopolymers or copolymers of methacrylic acid esters
• CPC Class Codes: C08L 33/26 Homopolymers or copolymers of acrylamide or methacrylamide
• CPC Class Codes: C08L 83/04 Polysiloxanes
• CPC Class Codes: G02B 1/043 Contact lenses
• CPC Class Codes: G02C 7/049 Contact lenses having special fitting or structural features achieved by special materials or material structures

Abstract

The invention provides a fluoro-containing ether monomer for fabricating contact lenses represented by following formula (I):

In formula (I), R₁₀ is fluoroalkyl group (C_xF_yH_z, wherein x is an integer of 2-20, y to is an integer of 5-30, and y+z=2x+1), R₁₁ is oxygen, nitrogen or sulfur; R₁₂ is C₁-C₃ alkylene; n is an integer of 3-40.

Claims

1. A fluoro-containing ether monomer for fabricating contact lenses, represented by the following formula (I):

2. The fluoro-containing ether monomer according to claim 1, wherein the molar ratio of fluorine to carbon in fluorine-containing ether monomer is in the range of 0.032 to 0.88.

3. The fluoro-containing ether monomer according to claim 1, wherein in formula R₁₀ is C₅F₅H₆, R₁₁ is oxygen and R₁₂ is CH₂CH₂.

4. The fluoro-containing ether monomer according to claim 1, wherein in formula (I), R₁₀ is C₁₀F₁₇H₄, R₁₁ is oxygen and R₁₂ is CH₂CH₂.

5. The fluoro-containing ether monomer according to claim 1, wherein in formula (I), R₁₀ is C₁₀F₁₇H₄, R₁₁ is sulfur and R₁₂ is CH₂CH₂.

6. The fluoro-containing ether monomer according to claim 1, wherein the fabricating contact lenses comprises an amount of 0.07 to 0.4 weight percent of the fluoro-containing ether monomer.