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Synthetic resins or natural rubbers -- part of the class 520 series May archived by USPTO category 05/11

20110124763 - Polymerizable composition suitable for led light source: The present invention provides a polymerizable composition that exhibits high photocurability not only in the case of using a halogen lamp-curing unit but also in the case of using an LED light-curing unit, hardly has discoloration even when stored for a long time, and when applied to a dental material,... Agent: Kuraray Medical Inc.

20110124764 - Initiator system with biphenylene derivates, method of production and use thereof: The invention relates to an initiator system comprising (a) an iodonium salt, (b) a light sensitizer and (c) an electron donor compound comprising a biphenylene structure, the biphenylene structure comprising at least one but not more than about 4 alkyl groups. The invention also relates to a hardenable composition comprising... Agent:

20110124765 - Versatile biodegradable elastic polymers featured with dual crosslinking mechanism for biomedical applications: The present invention provides a dual crosslinked biodegradable polymer and methods of making and using the polymer. The dual crosslinked biodegradable polymer composition includes a multifunctional monomer; a diol; and an unsaturated di-acid at least partially polymerized to form a network and photocrosslinked into a dual crosslinked polymer network.... Agent: Board Of Regents, The University Of Texas System

20110124766 - Method of ultraviolet light assisted surface modification an product having a surface formed by this method: The present invention relates to a UV irradiation assisted method of surface modification, which comprises: introducing a functional group L onto the surface of a polymer material P through the photochemical reaction of a photosensitive group X under UV irradiation, wherein the photosensitive group X comprises at least one xanthone... Agent: Beijing University Of Chemical Technology

20110124767 - Method for producing laminate, barrier film substrate, device and optical member: e

20110124768 - Curable liquids and inks for toys and food packaging applications:

20110118374 - Method for preparing a hard film or coating from a cationically cross-linkable/polymerizable composition comprising an iodonium borate and giving off an acceptable odour: The invention relates to a method for preparing a hard film or coating from a composition based on monomers, oligomers and/or polymers capable of being involved in cationic polymerization and/or crosslinking reactions, comprising reactive functional radicals capable of forming intra-chain and inter-chain bridges, so as to obtain a polymerized and/or... Agent:

20110118375 - Positive photosensitive resin composition, cured film, protecting film, insulating film, and semiconductor device and display device using the same: The positive photosensitive resin composition of the present invention comprises a specific polyamide resin (A) and a photosensitive agent (B) comprising an ester of a specific phenolic compound with at least one of 1,2-naphthoquinonediazide-4-sulfonic acid and 1,2-naphthoquinonediazide-5-sulfonic acid. The cured film of the present invention comprises a cured product of... Agent:

20110118376 - Polyrotaxane, aqueous polyrotaxane dispersion composition, crosslinked body of polyrotaxane and polymer and method for producing the same: e

20110118377 - Radiation-curable printing ink or printing varnish: The invention relates to a printing ink or printing varnish containing non-radiation-curable, preferably aromatic polycarbonate, in particular as a binder and adhesive component. According to the invention, the polycarbonate is provided with radiation-curable monomers, in particular is dissolved therein.... Agent: Marabu Gmbh & Co. Kg

20110112208 - Dental adhesive compositions and methods: Two-part and one-part self-etching dental adhesives containing polymerizable acidic monomers. Methods include one-coat application without need for tooth etching.... Agent:

20110112209 - Single-component dental composition containing silane coupling agent and acidic group-containing polymerizable monomer: The present invention provides a one-component dental adhesive composition which can exhibit excellent adhesion to both materials of a dental ceramics and an organic composite containing an inorganic compound, and is excellent in can-stability. More particularly, the present invention provides a one-component dental adhesive composition comprising 1 to 60 parts... Agent:

20110105637 - Adhesive encapsulating composition and electronic devices made therewith: Adhesive encapsulating compositions for use in electronic devices such as organic electroluminescent devices, touch screens, photovoltaic devices, and thin film transistors are disclosed herein. The adhesive encapsulating compositions include pressure sensitive adhesives comprising one or more polyisobutylene resins, in combination with optional multifunctional (meth)acrylate monomers and/or optional tackifiers.... Agent:

20110105638 - Polyfunctional vinyl aromatic copolymer, process for producing the same, and resin composition: An end-modified soluble polyfunctional vinyl aromatic copolymer, which is improved in heat resistance, thermal stability, solvent solubility, and compatibility with acrylate compounds, and a curable resin composition using the same are disclosed. The end-modified soluble polyfunctional vinyl aromatic copolymer is obtained by allowing a divinyl aromatic compound (a), a monovinyl... Agent: Nippon Steel Chemical Co., Ltd.