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| Number | Title | Issue Date |
| 7439279 | Active energy ray curable coating composition and molded product having coating film made of cured product of said composition To provide a coating composition which forms a coating film having excellent fingerprint removability and having favorable abrasion resistance and transparency, and a molded product having a coating film made of a cured product of the composition. An active e... | 10/21/2008 |
| 7294673 | Method of modifying polymeric material and use thereof A method of modifying a polymeric material whereby the polymeric material is modified to give a highly durable surface without decreasing its strength. Namely, a polymeric material is modified by the method comprising a combination of an impregnation step, an activa... | 11/13/2007 |
| 7179848 | Method for coloring a transparent article made of polycarbonate and resulting article The invention concerns a method which consists in irradiating at least one face of the article with UV radiation, causing the article to be photodegraded over a thickness of at least 1 μm, and in contacting the irradiated face of the article with a colouring agent ... | 02/20/2007 |
| 7166413 | Enabling chain scission of branched photoresist By using a branched long chained chain scission polymer as a photoresist for EUV and 157 nanometer applications, a relatively higher molecular weight polymer with good mechanical properties may be achieved. In addition, by using chain scission technology, line edge ... | 01/23/2007 |
| 7163967 | Method of increasing the gas transmission rate of a film A method of increasing the gas transmission rate of a packaging film comprises providing a packaging film that comprises at least about 0.001 weight % of single-walled carbon nanotube material based on the weight of the film. The packaging film is exposed to an amou... | 01/16/2007 |
| 7129280 | Mixtures which contain carbamate groups and/or allophanate groups and can be cured thermally and by using actinic radiation Mixtures curable thermally and with actinic radiation and containing carbamate and/or allophanate groups, comprising (A) at least one of (A1) low molecular mass compounds, oligomers and polymers containing allophanate groups, carbam... | 10/31/2006 |
| 7049351 | Moldings and preparation and uses thereof An ophthalmic lens made from a crosslinkable polymer containing H-active groups bonded to the oligomer or polymer backbone, some or all of whose hydrogen atoms have been substituted by radicals of a N-hydroxyalkyl (meth)acrylamide. The lens transmits at least 70% of... | 05/23/2006 |
| 6830782 | Hydrophilic polymer treatment of an activated polymeric material and use thereof A method of modifying a polymeric material which comprises the steps of activation-treatment and a hydrophilic polymer-treatment, or comprises the steps of activation-treatment, a hydrophilic polymer-treatment, and monomer grafting in this order, or comprises the st... | 12/14/2004 |
| 6821108 | Plastic castings molds The invention is concerned with the problem that with known plastic casting moulds, especially those of polypropylene, the lenses produced with these moulds have a slippery surface. The invention solves this problem through the use of polymers which are notable for ... | 11/23/2004 |
| 6811830 | Photochromic article and method of preparation A process for manufacture of a photochromic polymeric article comprising: providing a fluid polymerisable composition; subjecting the fluid polymerisable composition to a first curing step to provide a solid article of intermediate hardness; contacting the solid art... | 11/02/2004 |
| 6800670 | Crosslinking of polyethylene for low wear using radiation and thermal treatments The present invention discloses methods for enhancing the wear-resistance of polymers, the resulting polymers, and in vivo implants made from such polymers. One aspect of this invention presents a method whereby a polymer is irradiated, preferably with gamma radiati... | 10/05/2004 |
| 6525109 | Process of preparing polycarbonates using microwave The present invention relates to a process of preparing polycarbonate, more specifically to a process of preparing polycarbonates by solid state polymerization using microwave radiation, which comprises steps of preparing polycarbonate prepolymer having a... | 02/25/2003 |
| 6469071 | Radiation curable acrylate-terminated polymers having polycarbonate repeating units Polyester based polycarbonate (meth)acrylates prepared by the reaction of a alkylene or arylene diol polycarbonate with an anhydride or its dicarboxylic acid to form a carboxyl terminated diester, reacting the diester with a diglycidyl ether and an acryli... | 10/22/2002 |
| 6348516 | Method for producing solution of polymers functionalized by acid groups by microwave radiation Process for using microwave irradiation to prepare solutions of polymers functionalized with acid groups The invention relates to a process for preparing aqueous, hydrous and anhydrous solutions of polymers functionalized with acid groups, which comprises... | 02/19/2002 |
| 6323301 | High performance UV and heat crosslinked or chain extended polymers Disclosed is a composition comprising a polymer with a weight average molecular weight of from about 1,000 to about 100,000, said polymer containing at least some monomer repeat units with a first, photosensitivity-imparting substituent which enables cros... | 11/27/2001 |
| 6235353 | Low dielectric constant films with high glass transition temperatures made by electron beam curing Production of a dielectric coating on a substrate whereby a poly(arylene ethers) or fluorinated poly(arylene ethers) layer is cured by exposure to electron beam radiation. A wide area electron beam is used which causes chemical reactions to occur in the p... | 05/22/2001 |
| 6228900 | Crosslinking of polyethylene for low wear using radiation and thermal treatments The present invention discloses methods for enhancing the wear-resistance of polymers, the resulting polymers, and in vivo implants made from such polymers. One aspect of this invention presents a method whereby a polymer is irradiated, preferably with ga... | 05/08/2001 |
| 6203143 | Hydroxyalkylated high performance curable polymers Disclosed is a composition which comprises (a) a polymer containing at least some monomer repeat units with photosensitivity-imparting substituents which enable crosslinking or chain extension of the polymer upon exposure to actinic radiation, said polyme... | 03/20/2001 |
| 6193850 | Method for direct measurement of polycarbonate compositions by fluorescence The present invention provides a method for directly determining the concentration of a target species, such as Fries product, in a composition comprising aromatic carbonate chain units. In an exemplary embodiment, the method includes the steps of irradia... | 02/27/2001 |
| 6190603 | Process for producing mouldings A novel process for producing mouldings, especially contact lenses, is described, comprising the following steps: a) introducing into a mould a prepolymer containing photo crosslinkable groups that is liquid at room temperature or is readily meltable and ... | 02/20/2001 |
| 6187512 | Process for halomethylation of high performance polymers Disclosed is a process which comprises reacting a polymer of the general formula ##STR1## wherein x is an integer of 0 or 1, A is one of several specified groups, such as ##STR2## B is one of several specified groups, such as ##STR3## or mixture... | 02/13/2001 |
| 6184263 | Blends containing photosensitive high performance aromatic ether curable polymers A composition which comprises a mixture of (A) a first component comprising a polymer, at least some of the monomer repeat units of which have at least one photosensitivity-imparting group thereon, said polymer having a first degree of photosensitivity-im... | 02/06/2001 |
| 6151042 | High performance polymer compositions Disclosed is a composition comprising a polymer with a weight average molecular weight of from about 1,000 to about 100,000, said polymer containing at least some monomer repeat units with a first, photosensitivity-imparting substituent which enables cros... | 11/21/2000 |
| 6124372 | High performance polymer compositions having photosensitivity-imparting substituents and thermal sensitivity-imparting substituents Disclosed is a composition comprising a polymer with a weight average molecular weight of from about 1,000 to about 100,000, said polymer containing at least some monomer repeat units with a first, photosensitivity-imparting substituent which enables cros... | 09/26/2000 |
| 6090453 | Halomethylated high performance curable polymers Disclosed is a process which comprises the steps of (a) providing a polymer containing at least some monomer repeat units with halomethyl group substituents which enable crosslinking or chain extension of the polymer upon exposure to a radiation source wh... | 07/18/2000 |
| 6087414 | Process for direct substitution of high performance polymers with unsaturated ester groups Disclosed is a process which comprises reacting a polymer of the general formula ##STR1## wherein x is an integer of 0 or 1, A is one of several specified groups, such as ##STR2## B is one of several specified groups, such as ##STR3##... | 07/11/2000 |
| 6022095 | Curable compositions Disclosed is an improved composition comprising a photopatternable polymer containing at least some monomer repeat units with photosensitivity-imparting substituents, said photopatternable polymer being of the general formula ##STR1## wherein x ... | 02/08/2000 |
| 6007877 | Aqueous developable high performance photosensitive curable aromatic ether polymers Disclosed is a composition which comprises a polymer containing at least some monomer repeat units with water-solubility- or water-dispersability-imparting substituents and at least some monomer repeat units with photosensitivity-imparting substituents wh... | 12/28/1999 |
| 5994425 | Curable compositions containing photosensitive high performance aromatic ether polymers Disclosed is an improved composition comprising a photopatternable polymer containing at least some monomer repeat units with photosensitivity-imparting substituents, said photopatternable polymer being of the general formula ##STR1## wherein x ... | 11/30/1999 |
| 5965629 | Process for modifying surfaces of materials, and materials having surfaces modified thereby A process for modifying the surfaces of a polymer, ceramic, ITO or glass by irradiating energized ion particles onto the surfaces of the polymer, ceramic, ITO or glass, while blowing a reactive gas directly over the surface of the polymer, ceramic, ITO or... | 10/12/1999 |
| 5958995 | Blends containing photosensitive high performance aromatic ether curable polymers Disclosed is a composition for preparing a thermal ink jet printhead which comprises a mixture of (A) a polymer, some monomer repeat units of which have at least one photosensitivity-imparting group thereon, said polymer having a first degree of photosens... | 09/28/1999 |
| 5900443 | Polymer surface treatment with particle beams A polymer surface and near surface treatment process produced by irradiation with high energy particle beams. The process is preferably implemented with pulsed ion beams. The process alters the chemical and mechanical properties of the polymer surface in ... | 05/04/1999 |
| 5889077 | Process for direct substitution of high performance polymers with unsaturated ester groups Disclosed is a process which comprises reacting a polymer of the general formula ##STR1## wherein x is an integer of 0 or 1, A is one of several specified groups, such as ##STR2## B is one of several specified groups, such as ##STR3## ... | 03/30/1999 |
| 5849809 | Hydroxyalkylated high performance curable polymers Disclosed is a composition which comprises (a) a polymer containing at least some monomer repeat units with photosensitivity-imparting substituents which enable crosslinking or chain extension of the polymer upon exposure to actinic radiation, said polyme... | 12/15/1998 |
| 5761809 | Process for substituting haloalkylated polymers with unsaturated ester, ether, and alkylcarboxymethylene groups Disclosed is a process which comprises reacting a haloalkylated aromatic polymer with a material selected from the group consisting of unsaturated ester salts, alkoxide salts, alkylcarboxylate salts, and mixtures thereof, thereby forming a curable polymer... | 06/09/1998 |
| 5753783 | Process for haloalkylation of high performance polymers Disclosed is a process which comprises reacting a polymer of the general formula ##STR1## wherein x is an integer of 0 or 1, A is one of several specified groups, such as ##STR2## B is one of several specified groups, such as ##STR3## ... | 05/19/1998 |
| 5358978 | Alkenyl ether polycarbonates This invention relates to alkenyl ether polycarbonates having the formula ##STR1## wherein A is selected from the group consisting of lower alkyl and R'HC.dbd.CHOR--, R and R" are each independently a divalent radical having from 2 to 20 carbon atoms... | 10/25/1994 |
| 5304628 | Radiation-curing resin composition A radiation-curing resin composition comprising (A) a resin having a carboxylic acid group and an unsaturated double bond and (B) a compound containing a cyclocarbonate group. The composition is excellent in stability and curing properties and provides a ... | 04/19/1994 |
| 5288376 | Preparation of perfluorooligoether iodides A perfluorooligoether iodide is prepared by exposing a perfluoropolyether carboxylic iodide to UV light.... | 02/22/1994 |
| 5215860 | Energy-curable cyanate compositions Energy polymerizable compositions comprising at least one cyanate monomer and as curing agent an organometallic compound are disclosed. The compositions are useful in applications requiring high performance, such as high temperature performance; in compos... | 06/01/1993 |
