| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 528374000 | From mercaptan or mercaptide-containing reactant | 29 |
| 20080234461 | Antireflective Film, Method of Manufacturing Antireflective Film, Polarizing Plate and Image Display Device Using the Same - An antireflective film comprising: a support; and at least one layer including an antireflective layer, wherein at least one of said at least one layer laminated on the support is a layer formed by ionizing radiation curing of a composition containing a combination of a radical polymerization initiator with at least one compound selected from two or more kinds of initiator assistants and further containing an ionizing radiation curable compound. | 09-25-2008 |
| 20090259017 | TERPHENYL DIHYDROXY MONOMERS CONTAINING FLUORINE AND FLUORINATED POLY(ARYLENE ETHER SULFIDE)S - The present invention relates to terphenyl dihydroxy monomers containing fluorine and fluorinated poly(arylene ether sulfide)s prepared by using the monomers, more particularly, terphenyl dihydroxy monomers containing both two hydroxy functional groups and fluorine and fluorinated poly(arylene ether sulfide)s prepared by an aromatic nucleophilic substitution polymerization (S | 10-15-2009 |
| 20090299030 | POLYTHIOCARBONATEPOLY(THIO)EPOXIDE - Disclosed is a polythiocarbonate poly(thio)epoxide in which a hydrogen atom in a mercapto group of a polythiocarbonate polythiol is substituted with a (thio)epoxy-containing group. By using this compound as a starting material, there can be obtained a polythioether or a sulfur-containing polyether having, in addition to excellent optical properties (a high refractive index and a high Abbe's number), excellent mechanical properties (a high bending distortion) and a high glass transition temperature. | 12-03-2009 |
| 20100010192 | PROCESS FOR PRODUCING RESIN FOR OPTICAL MATERIAL - Disclosed is a process for producing effectively a high performance optical material (e.g. a lens) made of a polyurethane resin, which is transparent and colorless without a strain. In this process, the optical material is produced without causing striation or clouding by polymerizing a polymerizable composition comprising a polythiol compound and a polyiso(thio)cyanate compound, and characterized in that a water content in the composition is 10 to 300 ppm. | 01-14-2010 |
| 20100069603 | METHOD FOR PRODUCING STRUCTURE WHEREIN AROMATIC POLYMER IS BONDED TO BASE, STRUCTURE HAVING AROMATIC POLYMER CHAIN BONDED TO CONDUCTIVE BASE, AND ELECTRONIC DEVICE COMPRISING THE STRUCTURE - Disclosed is a method for efficiently producing a structure wherein an aromatic polymer is bonded to a base. Also disclosed is such a structure wherein the base is electrically conductive. Specifically disclosed is a method for producing a structure, which comprises a step for polycondensing an aromatic compound represented by the formula (I) below in the presence of a polymerization catalyst and a base having a group represented by the formula (II) below. | 03-18-2010 |
| 20100160599 | OLIGOPHOSPHAZENE COMPOUND - The oligophosphazene compound capable of forming a polymer which can be used as an optical material is a cyclic or linear compound including constituent units represented by the general formula (I) below in a range from 3 to 14. In the general formula (I), k is an integer of 1 to 4 and X | 06-24-2010 |
| 20100331515 | COMPOSITION FOR RESIN AND OPTICAL LENS OBTAINED THEREFROM - According to a preferable embodiment of the present invention, a composition for a resin comprising an inorganic compound having a sulfur atom and/or a selenium atom, an episulfide compound, and a mercaptodisulfide compound can be provided. According to another preferable embodiment of the present invention, a composition for a resin having the viscosity thereof decreased to facilitate a cast polymerization operation and thus to improve the tonality of the obtained optical material can be provided. According to still another preferable embodiment of the present invention, an optical material obtained by curing the above-described composition for a resin and having a high refractive index can be provided. | 12-30-2010 |
| 20130018168 | CURABLE RESIN COMPOSITIONAANM Okazaki; HitoshiAACI KanagawaAACO JPAAGP Okazaki; Hitoshi Kanagawa JPAANM Takeuchi; MotoharuAACI KanagawaAACO JPAAGP Takeuchi; Motoharu Kanagawa JP - The invention relates to a curable composition preferable as a raw material for optical materials such as adhesive agents for optical elements, coating agents for optical elements, resist materials, prisms, optical fibers, information recording substrates, filters and plastic lenses, and more specifically to a curable composition characterized by containing (A) an episulfide compound, and (B) a polymerization catalyst comprising a tetraalkylphosphonium dialkylphosphate represented by the following general formula (1): | 01-17-2013 |
| 20130018169 | Metal Thietane Compound, Polymerizable Composition Containing the Compound, Resin and Use of the Resin - Polymerizable compositions containing at least one metal thietane compound represented by general formulas (110), (201) or (120), respectively, wherein said formulas are as follows: | 01-17-2013 |
| 20140031518 | METHOD FOR MANUFACTURING AN INJECTION-MOLDED ARTICLE AND AN INJECTION-MOLDED ARTICLE - Provided is a method for manufacturing an injection-molded article, where the method is capable of obtaining a molded article having a high crystallinity while reducing the amount of flash generated and has excellent productivity. A polyarylene sulfide-based resin composition is injection-molded at a mold temperature of 100° C. or less using a mold on the inner surface of which a heat-insulating layer constituted of porous zirconia is formed. It is preferable that the heat-insulating layer is formed by a spraying method. Preferably, the heat-insulating layer has a thermal conductivity of 2 W/(m·K) or less. Preferably, the heat-insulating layer has a thickness of no less than 200 μm. | 01-30-2014 |
| 20140275474 | METAL LIGAND-CONTAINING PREPOLYMERS, METHODS OF SYNTHESIS, AND COMPOSITIONS THEREOF - Metal ligand-containing prepolymers, compositions containing metal ligand-containing prepolymers, methods of synthesizing metal ligand-containing prepolymers and the use of metal ligand-containing prepolymers in aerospace sealant applications are disclosed. The metal ligand-containing prepolymers have metal ligands incorporated into the backbone of the prepolymer. Cured sealant compositions comprising the metal ligand-containing prepolymers exhibit enhanced properties suitable for aerospace sealant applications. | 09-18-2014 |
| 20150307664 | THIOL GROUP-CONTAINING POLYMER AND CURABLE COMPOSITION THEREOF - A thiol group-containing polymer is represented by HS—(R—S | 10-29-2015 |
| 528375000 | Two or more mercaptan or mercaptide reactants, or mixture thereof, or with additional reactant-containing sulfur | 13 |
| 20090012260 | Process For Preparing Polysulfides, Polysulfides, And Their Use - The invention relates to a process for preparing a polysulfide comprising the step of reacting a first hydroxyl-terminated polysulfide of formula (I) wherein n is 2 to 40, with at least one compound selected from the group consisting of a second hydroxyl-terminated polysulfide which is in accordance with formula (I), a hydroxyl- and/or thiol-containing molecule, and a phosphorous sulfide to obtain a third hydroxyl-terminated polysulfide, wherein the reaction is carried out in the presence of an acid catalyst if the compound is the second hydroxyl-terminated polysulfide or the hydroxyl- and/or thiol- containing molecule, and if the compound is the phosphorous sulfide, the reaction is optionally carried out in the presence of an acid catalyst. | 01-08-2009 |
| 20090018308 | Curable Composition - A curable composition containing an inorganic compound A having sulfur atom and/or selenium atom, a compound B represented by the following formula 1: | 01-15-2009 |
| 20090156781 | Manufacturing Method and Apparatus of Optical Material - A manufacturing method of an optical material, the method including: blending an inorganic compound (a) containing at least one of a sulfur atom and a selenium atom and a compound (b) represented by a following formula (1) in a tank, the compound (a) and the compound (b) being blended at a ratio of 1 mass % or more and 50 mass % or less of the compound (a) and 50 mass % or more and 99 mass % or less of the compound (b) relative to a total mass of a mixture of the compound (a) and the compound (b); mixing a compound (c) containing at least one thiol (SH) group; preliminarily polymerizing the compounds; cooling the compounds; and deaerating the compounds, in which a viscosity of the composition stored in the tank is controlled during at least one of the preliminarily polymerizing, the cooling and the deaerating. | 06-18-2009 |
| 20090306334 | POLYMERIZABLE COMPOSITION AND POLYTHIOCARBONATE POLYTHIOETHER - Disclosed is a polymerizable composition comprising Component (a): a polythiocarbonate polythiol, Component (b): an episulfide compound, and optionally Component (c): an organic compound having a functional group that is reactive to the episulfide compound. The polymerizable composition can be cured to provide a polythioether having excellent optical properties (a high refractive index and a high Abbe's number) as well as excellent mechanical properties (a high bending distortion and a high glass transition temperature) and thus exhibiting excellent properties as an optical material. | 12-10-2009 |
| 20100063246 | POLYMERIZABLE COMPOSITION, RESIN USING THE SAME, OPTICAL COMPONENT AND LENS - Disclosed is a polymerizable composition containing a compound represented by the general formula (1) below and a bluing agent,
| 03-11-2010 |
| 20100137555 | METHOD FOR PRODUCTION OF PLASTIC LENS - A process for producing a plastic lens which comprises preparing a prepolymer comprising sulfur by bringing at least one compound having epithio group, sulfur and a portion of a polythiol compound into reaction with each other and, thereafter, adding rest of the polythiol compound to the prepared prepolymer comprising sulfur and allowing polymerization to proceed. A plastic lens of excellent quality which exhibits excellent weatherability in combination with a great refractive index, a great Abbe number and excellent transparency is produced. | 06-03-2010 |
| 20100249366 | MIXTURE OF DODECANETHIOLS, METHOD FOR THE PRODUCTION AND USE THEREOF - A radical polymerization process for the in which a tert-dodecyl mercaptan prepared by reaction of hydrogen sulfide with tri(n-butene) in the presence of a catalyst as chain-transfer agent. | 09-30-2010 |
| 20110257363 | METHOD FOR PREPARING POLYARYLENE SULFIDE - The present invention relates to a method for preparing polyarylene sulfide, in which the polyarylene sulfide is prepared by a polymerization reaction of reactants including a diiodo aromatic compound and a sulfur compound, the method including: further adding 0.01 to 10.0 wt. % of diphenyl disulfide with respect to the weight of the polyarylene sulfide to the reactants to form the polyarylene sulfide having a melting point of 265 to 320° C. | 10-20-2011 |
| 20120142889 | COMPOSITION FOR USE IN OPTICAL MATERIAL WITH HIGH REFRACTIVE INDEX AND HIGH STRENGTH - A composition for use in an optical material is disclosed which is capable of providing an optical material satisfying a high refractive index (ne is 1.73 or more), a high strength (an elongation is 10% or more in a three-point bending test and drilling resistance is good), and a high thermostability (a softening point measured by TMA is 70° C. or higher). The optical material such as a lens for two-point frame spectacles is formed by polymerizing and curing a composition for use in an optical resin material containing (a) an inorganic compound having a sulfur atom and/or a selenium atom, (b) an episulfide compound, and (c) a xylylenedithiol compound. | 06-07-2012 |
| 20120309932 | COMPOSITION FOR OPTICAL MATERIALS, PROCESS FOR PRODUCTION THEREOF, AND OPTICAL MATERIALS MADE FROM THE COMPOSITION - The present invention has an object of providing, for example, a composition for optical materials which contains a polythiol that can be predicted and assessed, in a stage prior to polymerization/curing, as being clouded or not clouded after polymerization/curing, and thus can be determined as being good or defective. According to the present invention, the above-described object is achieved by, for example, a composition for optical materials which comprises a polythiol that exhibits an initial turbidity of 0.5 ppm or less and a turbidity of 0.6 ppm or less after the storage at 50° C. for 7 days, and an episulfide. Namely, an optical material made from a composition for optical materials which contains a polythiol satisfying the above turbidity requirements can be prevented from clouding to exhibit excellent transparency. | 12-06-2012 |
| 20140378649 | MICHAEL ADDITION CURING CHEMISTRIES FOR SULFUR-CONTAINING POLYMER COMPOSITIONS EMPLOYING BIS(SULFONYL)ALKANOLS - The use of Michael addition curing chemistries in compositions comprising sulfur-containing polymers such as polythioethers and polysulfides useful in aerospace sealant applications are disclosed. Sulfur-containing adducts comprising terminal Michael acceptor groups are also disclosed. In particular, sulfur-containing polymers and sulfur containing Michael acceptor adducts having terminal 1-(ethylenesulfonyl)-n-(vinylsulfonyl)alkanol groups are disclosed. | 12-25-2014 |
| 20150344629 | PREPARATION OF THIOETHER POLYMERS - Polythioethers and methods for forming polythioethers are disclosed herein. The polythioethers are prepared from thiols and hexahydrotriazines. The thiols may be, for example, dithiols, trithiols, monothiols, or mixtures thereof. The polythioethers are prepared from an efficient and simple synthetic method, and the properties of the prepared polythioethers can be readily tuned. The prepared polythioethers may additionally have improved thermal properties, improved mechanical properties, and enhanced functionality. | 12-03-2015 |
| 20160202391 | OPTICAL MATERIAL COMPOSITION AND OPTICAL MATERIAL USING SAME | 07-14-2016 |
| 528376000 | With ethylenically unsaturated reactant | 4 |
| 20130345389 | CONTROLLED RELEASE AMINE-CATALYZED, MICHAEL ADDITION-CURABLE SULFUR-CONTAINING POLYMER COMPOSITIONS - Compositions comprising sulfur-containing polymers such as polythioethers, Michael acceptors, and controlled release amine catalysts employing Michael addition curing chemistries useful in aerospace sealant applications are disclosed. The compositions exhibit extended pot life and the rate of curing can be tailored for specific applications. | 12-26-2013 |
| 20140378650 | BIS(SULFONYL)ALKANOL-CONTAINING POLYTHIOETHERS, METHODS OF SYNTHESIS, AND COMPOSITIONS THEREOF - Bis(sulfonyl)alkanol-containing polythioethers, compositions containing bis(sulfonyl)alkanol-containing polythioethers, methods of synthesizing bis(sulfonyl)alkanol-containing polythioethers and the use of bis(sulfonyl)alkanol-containing polythioethers in aerospace sealant applications are disclosed. The bis(sulfonyl)alkanol-containing polythioethers have bis(sulfonyl)alkanol groups incorporated into the backbone of the polythioether. Cured sealant compositions comprising the bis(sulfonyl)alkanol-containing polythioethers exhibit enhanced properties suitable for aerospace sealant applications. | 12-25-2014 |
| 20150099858 | CONTROLLED RELEASE AMINE-CATALYZED, MICHAEL ADDITION-CURABLE SULFUR-CONTAINING POLYMER COMPOSITIONS - Compositions comprising sulfur-containing polymers such as polythioethers, Michael acceptors, and controlled release amine catalysts employing Michael addition curing chemistries useful in aerospace sealant applications are disclosed. The compositions exhibit extended pot life and the rate of curing can be tailored for specific applications. | 04-09-2015 |
| 20160040051 | Methods of Mercaptanizing Unsaturated Compounds and Compositions Produced Therefrom - The present invention discloses polythiol compositions containing polythiol molecules having both thiol groups and intermolecular sulfide groups. Processes for producing such polythiol compositions also are described. | 02-11-2016 |
