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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 |
| 7282525 | Pellicle, producing method thereof and adhesive A pellicle comprises a pellicle film and a pellicle frame for supporting the pellicle film, wherein the pellicle film is adhered to the pellicle frame through an adhesive layer comprising a fluorine-containing polymer and a substance resulting from curing of an ultr... | 10/16/2007 |
| 7265162 | Bromine, chlorine or iodine functional polymer electrolytes crosslinked by e-beam A method is provided for making a crosslinked polymer electrolyte, typically in the form of a membrane for use as a polymer electrolyte membrane in an electrolytic cell such as a fuel cell, as well as the polymer so made, the method comprising application of electro... | 09/04/2007 |
| 7241817 | Process for grafting a fluoropolymer and multilayer structures comprising this grafted polymer The present invention relates to a process for grafting an unsaturated monomer onto a fluoropolymer, having the steps of: a) melt blending the fluoropolymer with the unsaturated monomer; b) forming the blend obtain... | 07/10/2007 |
| 7220788 | Fluororubber molded article and method for producing the same The present invention relates to a fluororubber molded article obtained by subjecting a fluororubber composition to crosslinking by irradiation of ionizing radiation, wherein the fluororubber composition comprises: (i) a raw rubber having a metal element content of ... | 05/22/2007 |
| 7220799 | Radiation-modified poly (tetrafluoroethylene) resin feeds and a process for producing the same Unsintered poly(tetrafluoroethylene) resin feeds are treated with ionizing radiation in an absorbed dose of no more than 1,000 Gy at room temperature in air so that only the melting temperature of the resin feeds is shifted toward the lower end without changing the ... | 05/22/2007 |
| 7214724 | Method for cross-linking a foamable plastic A plastic is converted from an initial condition with a higher density into a foamed condition with a lower density using a blowing agent, wherein the plastic is cross-linked prior to foaming by means of a first cross-linking agent and during the foaming by means of... | 05/08/2007 |
| 7179847 | Polymer electrolytes crosslinked by e-beam A method of making a crosslinked polymer is provided as well as the polymer so made, the method comprising the steps of: providing a highly fluorinated fluoropolymer, typically a perfluorinated fluoropolymer, comprising pendent groups which include a group according... | 02/20/2007 |
| 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 |
| 7112614 | Crosslinked polymer A method is provided for obtaining crosslinked polymers, particularly fluorinated polymers having pendent sulfonic acid groups, by crosslinking through pendent groups which include a sulfonyl chloride group (—SO2Cl). The sulfonyl chloride group may be r... | 09/26/2006 |
| 7074841 | Polymer electrolyte membranes crosslinked by nitrile trimerization A method is provided for making a crosslinked polymer electrolyte, typically in the form of a membrane for use as a polymer electrolyte membrane in an electrolytic cell such as a fuel cell, by trimerization of nitrile groups contained on groups pendant from the poly... | 07/11/2006 |
| 7060756 | Polymer electrolyte with aromatic sulfone crosslinking A method is provided for obtaining crosslinked polymers having pendent sulfonic acid groups by crosslinking through the sulfonic acid groups or their precursors with aromatic crosslinkers or aromatic pendent crosslinking groups to form aromatic sulfones. Such crossl... | 06/13/2006 |
| 7060738 | Polymer electrolytes crosslinked by ultraviolet radiation A method is provided for making a crosslinked polymer electrolyte, typically in the form of a membrane for use as a polymer electrolyte membrane in an electrolytic cell such as a fuel cell, as well as the polymer so made, the method comprising application of ultravi... | 06/13/2006 |
| 7030171 | Process for producing vinyl polymer having functional group at end and vinyl polymer having functional group at end The objective of the present invention is to provide a production method by which a polymer of a functional group-terminated vinyl monomer can be easily and practically produced. Further, it is another object of the present invention to provide a functional g... | 04/18/2006 |
| 6884827 | Seal ring and seal device A seal ring seals operating oil hermetically and is attached to an annular seal ring groove provided on an outer circumference of a shaft member. The seal ring comprises fluororesin, metal powder having a hardness equal to or more than that of any of a side surface ... | 04/26/2005 |
| 6833393 | Curable composition, cured coating film and coated substrate A curable composition comprising a compound (A) having at least one active energy ray curable polymerizable functional group, a fluorine-containing copolymer (B) obtained by (1) copolymerizing a polymerizable monomer (a) having a polyfluoroalkyl group and a polymeri... | 12/21/2004 |
| 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 |
| 6822015 | Rubber composition used for a rubber stopper for a medicament or for a medical treatment or its crosslinked product The object of the invention is to provide a rubber composition or its crosslinked product used for a rubber stopper for a medicament or a rubber article for a medical treatment, suitable for radiation treatments to be carried out for the purpose of sterilizing. ... | 11/23/2004 |
| 6774155 | Method for treating polymer materials and products produced therefrom The invention is directed to methods for fabricating devices from polymer precursors, along with devices so fabricated. The methods of the invention include the steps of plasma treating a polymer based resin, paste, preform billet, or extrudate, and employing the tr... | 08/10/2004 |
| 6762215 | Radiation-modified poly(tetrafluoroethylene) resin feeds and a process for producing the same Unsintered poly(tetrafluoroethylene) resin feeds are treated with ionizing radiation in an absorbed dose of no more than 1,000 Gy at room temperature in air so that only the melting temperature of the resin feeds is shifted toward the lower end without changing the ... | 07/13/2004 |
| 6750267 | Radiation-curable polymeric composition Disclosed herein are radiation-curable polymers, a method of preparing radiation-curable polymers and compositions containing radiation-curable polymers. Radiation-curable polymers and compositions containing radiation-curable polymers are useful as coatings and adh... | 06/15/2004 |
| 6693142 | Process for producing vinyl polymer having functional group at end and vinyl polymer having functional group at end The objective of the present invention is to provide a production method by which a polymer of a functional group-terminated vinyl monomer can be easily and practically produced. Further, it is another object of the present invention to provide a function... | 02/17/2004 |
| 6627673 | Methods of making humidity activated materials having shape-memory The present invention relates to shape deformable materials, which are capable of (1) being deformed, (2) storing an amount of shape deformation, and (3) recovering at least a portion of the shape deformation when exposed to a humid environment. The shape... | 09/30/2003 |
| 6593392 | Curable halogenated compositions The invention provides an organic/inorganic hybrid material with low optical loss at telecommunications wavelengths. Energy curable compositions of the present invention include condensed silica nanoparticles, a fluorinated silane coupling agent, an energ... | 07/15/2003 |
| 6573311 | Method for treating polymer materials and products produced therefrom The invention is directed to methods for fabricating devices from polymer precursors, along with devices so fabricated. The methods of the invention include the steps of plasma treating a polymer based resin, paste, preform billet, or extrudate, and emplo... | 06/03/2003 |
| 6552099 | Modified fluororesin and process for producing the same A fluororesin heated at a temperature at or above the melting point of the resin is exposed in an inert gas atmosphere having an oxygen concentration of not more than 10 Torr to an ionizing radiation at a radiation dose of 0.1 kGy to 10 MGy to prepare a c... | 04/22/2003 |
| 6541561 | Resin reinforced cross-linkable printing inks and coatings A method is disclosed of making a polymerizable printing ink which comprises mixing a powdered polymer with a liquid composition comprising at least one polymerizable monomer or oligomer, said oligomer or monomer being polymerizable and the powdered polym... | 04/01/2003 |
| 6541537 | Acrylate polymeric compositions and methods A compound and a method of forming a photopolymerizable acrylated glycidyl acrylic terpolymer resin compound is disclosed. The polymeric resin may be formed in a two-step process. A photopolymerizable acrylic hybrid polymer is suitable for forming films h... | 04/01/2003 |
| 6517910 | Free radical polymerization method In one aspect the invention provides an energy efficient polymerization method comprising irradiating a polymerizable composition and a photoinitiator with a source of essentially monochromatic radiation where the photoinitiator and the wavelength of the ... | 02/11/2003 |
| 6465575 | Product having reduced friction and improved abrasion resistance A fluoroplastic-based product having reduced friction and improved abrasion resistance having excellent abrasion resistance as well as good characteristics being inherent to fluoroplastics comprises a fluoroplastic molded material containing a modified fl... | 10/15/2002 |
| 6451386 | Modified polymer having improved properties and process for manufacturing same A process using acrylate monomers and ultraviolet light permits modification of porous polymeric materials without the use of a free radical initiator is described as is the material so modified. The modified polymeric material exhibits new properties suc... | 09/17/2002 |
| 6423760 | Fully vulcanized powdery rubber having a controllable particle size, preparation and use thereof The present invention provides a fully vulcanized powdery rubber having a particle size of from 20 to 2000 nm, its preparation and use. The vulcanized powdery rubber is obtained by irradiating a rubber latex having a particle size of from 20 to 2000 nm wi... | 07/23/2002 |
| 6403673 | Water dispersed primers A water dispersed primer composition comprising a solution of a halogenated hydrocarbon polymer in organic solvent; and a dispersing agent added to the solution to form a fluid primer to be dispersed in water to provide the water dispersed primer composit... | 06/11/2002 |
| 6348517 | Preparing sterile articles from polymers containing a stabilizer based on a poly(oxyalkylene) A method of preparing a sterile article is disclosed. A polymer having a halogen-containing repeating unit is prepared that contains about 0.005 to about 65 phr of a stabilizer having the general formula TGOT', wherein each T is independently selected fro... | 02/19/2002 |
| 6340718 | Method of radiation treatment for fluoropolymer materials A source of radiation (10,12), particularly a pulsed accelerated electron beam, directs a beam of radiation through an irradiation chamber (14, 50). The irradiation chamber is depleted of oxygen and oxygen containing gases, such as being drawn to a vacuum... | 01/22/2002 |
| 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 |
| 6184339 | High strength polymeric networks derived from (meth) acrylate resins with organofluorine content and process for preparing same Disclosed are fluorinated materials for use in dental uses and non-dental uses, e.g., adhesives or coatings. Multifunctional monomers and prepolymers with pendant (meth)acrylate groups were prepared from epoxide ring-opening reactions. Resins based on the... | 02/06/2001 |
| 6180687 | In vivo polymerizable ophthalmic compositions and methods of using In vivo polymerizable intraocular lens compositions which comprise substituted fluoroalkyl or perfluoroalkyl monomers having anionic, cationic, and/or nonionic surface active functionality in the unsaturated fluorophobic ends. The compositions are prefera... | 01/30/2001 |
| 6160031 | Process for decomposing a polymer to its monomer or monomers A process for decomposing a polymer which is capable of undergoing thermal depolymerization to its monomer or monomers, such as for example poly(methylmethacrylate), and for the recovery of at least one of the monomers, includes the steps of subjecting th... | 12/12/2000 |
