Patent application number | Description | Published |
20100056738 | SILICONE POLYMER, OCULAR LENSES, AND CONTACT LENS - A silicone polymer having sufficient antibacterial properties and high transparency; and Ophthalmic lenses made of the polymer, such as a contact lens, and artificial cornea. The silicone polymer is characterized by being obtained by and a monomer having an ammonium salt in the molecule. | 03-04-2010 |
20110008403 | MEDICAL ANTIMICROBIAL COMPOSITION AND MEDICAL DEVICE COMPRISING THE SAME - A medical antimicrobial composition includes a siloxanyl structure-containing polymer and an ammonium group-containing polymer, which is excellent in transparency, flexibility and mechanical properties, and also excellent in adhesion to a base resin with good mechanical properties, particularly to a silicone resin. The medical antimicrobial composition includes an ammonium group-containing polymer compound (A) dispersed in a siloxanyl structure-containing polymer (B) and a medical device comprising the medical antimicrobial composition. | 01-13-2011 |
20110077322 | Silicone Prepolymer Solutions - In one aspect, the invention relates to silicone prepolymer compositions comprising a silicone prepolymer and a solvent. A soluble silicone prepolymer can be provided having increased average silicon content, thereby attaining a desired oxygen permeability. A solvent can be provided with a desired balance between hydrophilicity and hydrophobicity by selection and modification of the solvent molecular structure, resulting in molded polymer films and articles that exhibit minimal or nonexistent eye irritation and exhibit highly transparent products. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention. | 03-31-2011 |
20120283381 | MACROINITIATOR CONTAINING HYDROPHOBIC SEGMENT - The present invention relates to macroinitiators comprising at least one hydrophobic segments in a molecule, wherein a molecular weight of the hydrophobic segment is 300 to 1800. The present invention further relates to block copolymers, wetting agent and polymeric materials having the block copolymers of the present invention associated with, which is suitable for medical devices, particularly for ophthalmic devices, including contact lenses, ophthalmic lenses, punctal plugs and artificial corneas. | 11-08-2012 |
20130178594 | SILICONE (METH)ACRYLAMIDE MONOMER, POLYMER, OPHTHALMIC LENS, AND CONTACT LENS - The present invention relates to a silicone (meth)acrylamide monomer, and this silicone (meth)acrylamide monomer is particularly suitable for use in contact lenses, intraocular lenses, artificial cornea, and the like. | 07-11-2013 |
20130197176 | SILICONE (METH)ACRYLAMIDE MONOMER, POLYMER, OPHTHALMIC LENS, AND CONTACT LENS - The present invention relates to a silicone (meth)acrylamide monomer, and this silicone (meth)acrylamide monomer is particularly suitable for use in contact lenses, intraocular lenses, artificial cornea, and the like. | 08-01-2013 |
20140235782 | MACROMONOMER MIXTURE, TERMINAL-REACTIVE POLYMER MIXTURE, INTERMEDIATE FOR MACROMONOMER AND SILICONE HYDROGEL - To obtain a hydrophilic macromonomer mixture which is a highly polymerized hydrophilic macromonomer, has few components not bonded to the polymer chain after polymerization, and is less likely to leaching. Provided is a macromonomer mixture containing macromonomer A being a macromonomer having a group obtained by further introducing a polymerizable group into a reactive group derived from a polymerization initiator at an end thereof; and macromonomer B being a macromonomer having a group obtained by further introducing a polymerizable group into a reactive group derived from a chain transfer agent at an end thereof. | 08-21-2014 |
20140296368 | MACROINITIATOR CONTAINING HYDROPHOBIC SEGMENT - The present invention relates to macroinitiators comprising at least one hydrophobic segments in a molecule, wherein a molecular weight of the hydrophobic segment is 300 to 1800. The present invention further relates to block copolymers, wetting agent and polymeric materials having the block copolymers of the present invention associated with, which is suitable for medical devices, particularly for ophthalmic devices, including contact lenses, ophthalmic lenses, punctal plugs and artificial corneas. | 10-02-2014 |