SILICONE CONTAINING POLYMERS FORMED FROM NON-REACTIVE SILICONE CONTAINING PREPOLYMERS

• US 20070155851A1
• Filed: 12/08/2006
• Published: 07/05/2007
• Est. Priority Date: 12/30/2005
• Status: Abandoned Application

• Current Assignee: Johnson & Johnson Vision Care Incorporated (Johnson & Johnson)
• Original Assignee: Johnson & Johnson Vision Care Incorporated (Johnson & Johnson)
• Inventors: Turner, David, Mahadevan, Shivkumar, Molock, Frank, Alli, Azaam, Ford, James, Copper, Lenora
• Application Number:
  US11/608,642
• Publication Number:
  US 20070155851A1
• Time in Patent Office: Days
• US Class Current: 523/106
• CPC Class Codes: C08F 265/06 Polymerisation of acrylate or methacrylate esters on to polymers thereof
• CPC Class Codes: C08F 30/08 containing silicon
• CPC Class Codes: C08F 8/00 Chemical modification by after-treatment graft polymers, block polymers, crosslinking with unsaturated monomers or with polymers C08F251/00 - C08F299/00; of conjugated diene rubbers C08C
• CPC Class Codes: C08L 101/14 the macromolecular compounds being water soluble or water swellable, e.g. aqueous gels
• CPC Class Codes: C08L 83/04 Polysiloxanes
• CPC Class Codes: C08L 83/10 Block- or graft-copolymers containing polysiloxane sequences obtained by polymerising a compound having a carbon-to-carbon double bond on to a polysiloxane C08L51/08, C08L53/00
• CPC Class Codes: G02B 1/043 Contact lenses

Abstract

The present invention relates to polymer compositions formed from a reactive mixture comprising at least one substantially non-reactive prepolymer comprising silicone containing groups and compatibilizing groups and a hydrophilic component comprising at least one monomer capable of hydrogen bonding with said prepolymer.

Claims

1. A polymer composition formed from a reactive mixture comprising (a) at least one substantially non-reactive prepolymer comprising silicone containing groups and compatibilizing groups and (b) a hydrophilic component comprising at least one monomer capable of hydrogen bonding with said prepolymer, provided that said reactive mixture is substantially free of reactive prepolymer.

2. The polymer of claim 1 wherein said prepolymer comprises at least about 50 weight % groups comprising fluorine, silicone or a mixture thereof.

3. The polymer of claim 1 wherein said prepolymer comprises at least about 70 weight % groups comprising fluorine, silicone or a mixture thereof.

4. The polymer of claim 1 wherein said prepolymer comprises at least about 90 weight % groups comprising fluorine, silicone or a mixture thereof.

5. The polymer of claim 1 wherein said prepolymer has a weight average molecular weight from about 50,000 to about 1,000,000.

6. The polymer of claim 1 wherein said prepolymer has a weight average molecular weight from about 50,000 to about 500,000.

7. The polymer of claim 1 wherein said prepolymer has a weight average molecular weight from about 50,000 to about 200,000.

8. The polymer of claim 1 wherein said prepolymer comprises less than about 1 weight % reactive groups.

9. The polymer of claim 1 wherein said hydrophilic component comprises at least one amide containing monomer.

10. The polymer of claim 2 wherein said hydrophilic component comprises at least about 50 weight % amide containing monomer.

11. The polymer of claim 9 wherein said hydrophilic component comprises at least about 75 weight % amide containing monomer.

12. The polymer of claim 9 wherein said hydrophilic component comprises at least about 90 weight % amide containing monomer.

13. The polymer of claim 1 wherein said hydrophilic component comprise at least one hydrogen bond participant.

14. The polymer of claim 1 wherein said compatibilizing group is a hydrogen bond donating group.

15. The polymer of claim 1 wherein said compatibilizing group is selected from the group consisting of carboxyl groups, thiols, penols, amides of primary amines, ammonia, ureas of primary amines, urethanes of primary amines, hydroxyl groups and combinations thereof.

16. The polymer of claim 1 wherein said compatibilizing group comprises hydroxyl groups.

17. The polymer of claim 1 wherein said polymer has an oxygen permeability of at least about 30 barrer.

18. The polymer of claim 1 wherein said polymer has an oxygen permeability of at least about 40 barrer.

19. The polymer of claim 1 wherein said polymer has an oxygen permeability of at least about 60 barrer.

20. The polymer of claim 1 wherein said hydrophilic component comprises at least one amide monomer, urethane monomer or mixtures thereof.

21. The polymer of claim 1 wherein said hydrophilic component comprises at least one amide containing monomer.

22. The polymer of claim 1 wherein said hydrophilic component is selected from the group consisting of N,N-dimethyl acrylamide, 2-hydroxyethyl methacrylamide, N-vinylpyrrolidone, N-vinyl-N-methylacetamide, N-vinylacetamide, N-vinyl-N-methylpropionamide, N-vinyl-N-methyl-2-methylpropionamide, N-vinyl-2-methylpropionamide, N-vinyl-N,N′

-dimethylurea, and mixtures thereof.

23. The polymer of claim 1 wherein said hydrophilic component is selected from the group consisting of N,N-dimethyl acrylamide, N-vinylpyrrolidone, N-vinyl-N-methylacetamide and mixtures thereof.

24. A contact lens formed from the polymer of claim 1.

25. A biomedical device formed from the contact lens of claim 1.