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    • 21. 发明专利
    • Work method for sealing member
    • 密封会员的工作方法
    • JP2003041670A
    • 2003-02-13
    • JP2001233417
    • 2001-08-01
    • Bridgestone Corp株式会社ブリヂストン
    • TAKIZAWA TOSHIKI
    • E04B1/682C09K3/10
    • PROBLEM TO BE SOLVED: To provide a work method for sealing member capable of assuring adequate placement without causing a slump before the hardening without changing viscosity or hardening period of time of the sealing member even though the sealing member must be placed in a region having a wide joint width and also capable of enhancing the resistance against injuries by birds.
      SOLUTION: In the work method for hardening the sealing member after placing the sealing member in the joints and finishing with spatula, the surface of the sealing member placed is covered with a covering sheet having gaps before finishing with the spatula after placing the sealing member, thereafter, surplus sealing member pushed out from gaps is leveled by finishing with the spatula, and the covering seat is embedded inside the sealing member.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:为了提供一种密封构件的工作方法,该密封构件能够在不改变密封构件的粘度或硬化时间的情况下,在硬化之前不会引起坍落度而确保适当的放置,即使密封构件必须放置在具有 宽关节宽度,并且还能够增强鸟类受伤的抵抗力。 解决方案:在将密封构件放置在接头中并用刮刀整理后的密封构件硬化的工作方法中,在放置密封构件之后,用刮刀整理之前,将密封构件的表面覆盖有具有间隙的覆盖片, 此后,通过用刮刀进行精加工而使从间隙推出的剩余密封构件平整,并且将覆盖座嵌入密封构件内。
    • 22. 发明专利
    • Method for producing photocurable resin for electronic parts, photocurable resin for electronic parts, sealant for electronic parts
    • 电子部件光电树脂生产方法,电子部件光电树脂,电子部件密封剂
    • JP2010285469A
    • 2010-12-24
    • JP2009138044
    • 2009-06-09
    • Bridgestone CorpNichijun Kagaku Kkニチジュン化学株式会社株式会社ブリヂストン
    • OMORI NAOYUKITAKIZAWA TOSHIKIMATSUI SHIGEOKURITA YOICHI
    • C08F8/00C09K3/10
    • PROBLEM TO BE SOLVED: To provide a method for producing a non-staining photocurable resin for electronic parts, which can efficiently promote a urethane reaction in a urethanizing process; to provide a photocurable resin for electronic parts, obtained by the production method; and to provide a sealant for electronic parts, using the same.
      SOLUTION: There are provided the method for producing the photocurable resin for the electronic parts, including a reaction process for reacting a conjugated diene-based polymer polyol or a conjugated diene-aromatic vinyl-based copolymer polyol with a photocurable unsaturated hydrocarbon group-containing compound in the presence of a titanium-based catalyst, wherein the ratio (X:Y) of the hydroxyl group equivalent (X) of the polyol in the conjugated diene-based polymer polyol or the conjugated diene-aromatic vinyl-based copolymer polyol to the photocurable unsaturated hydrocarbon group-containing compound equivalent (Y) is 1:1.5 to 1:2.5; the photocurable resin for the electronic parts, obtained by the production method; and the sealant for electronic parts, prepared by curing the photocurable resin.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的课题:提供一种能够有效促进氨基甲酸酯化工序中的氨基甲酸酯反应的电子零件用无光固化性树脂的制造方法。 提供通过制造方法获得的电子部件用光固化性树脂; 并提供使用其的电子部件用密封剂。 提供了用于制造电子部件的光固化性树脂的方法,包括使共轭二烯系聚合物多元醇或共轭二烯 - 芳族乙烯基类共聚物多元醇与光固化性不饱和烃基反应的反应方法 在钛系催化剂存在下,共轭二烯系聚合物多元醇或共轭二烯 - 芳香族乙烯基系共聚物中的多元醇的羟基当量(X)的比例(X:Y) 多元醇与含有光固化性不饱和烃基的化合物当量(Y)的摩尔比为1:1.5〜1:2.5, 通过制造方法得到的电子部件用光固化性树脂; 和通过固化光固化树脂制备的电子部件密封剂。 版权所有(C)2011,JPO&INPIT
    • 23. 发明专利
    • Rubber composition for rubber crawler
    • 橡胶混合橡胶组合物
    • JP2010254791A
    • 2010-11-11
    • JP2009105855
    • 2009-04-24
    • Bridgestone Corp株式会社ブリヂストン
    • TSUNODA KATSUHIKOTAKIZAWA TOSHIKIOMORI NAOYUKI
    • C08L9/00C08K3/26C08K3/34C08L9/06
    • PROBLEM TO BE SOLVED: To provide a rubber composition for a rubber crawler capable of giving a white rubber crawler which causes no poor adhesion with a core grid during vulcanization adhesion, is excellent in machinery physical properties, and leaves no traveling traces by friction between a tread surface and a contact area.
      SOLUTION: The rubber composition for a rubber crawler, including, as rubber constituents, an unvulcanized diene-based solid rubber and a conjugated diene-based polymer or a conjugated diene-aromatic vinyl copolymer that has a weight average molecular weight (Mw) of 5,000-40,000 and a molecular weight distribution of 3.0 or less and contains hydroxyl groups on both ends of a molecular chain, is characterized in that the mixing rate of the conjugated diene-based polymer or the conjugated diene-aromatic vinyl copolymer that contains the hydroxyl groups on both ends of the molecular chain is 15-30 phr and the rubber composition includes a white filler as a reinforcer.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决问题的方案为了提供一种橡胶履带用橡胶组合物,其能够提供在硫化粘合期间与芯网格粘合性差的白色橡胶履带,机械物理性能优异,并且不留下行进痕迹 胎面与接触面之间的摩擦。 解决方案:作为橡胶成分的橡胶履带用橡胶组合物,具有重均分子量(Mw)的未硫化二烯系固体橡胶和共轭二烯系聚合物或共轭二烯 - 芳香族乙烯基共聚物 )为5,000-40,000,分子量分布为3.0以下,在分子链的两端含有羟基,其特征在于,共轭二烯系聚合物或共轭二烯 - 芳香族乙烯基共聚物的混合比例 分子链两端的羟基为15-30phr,橡胶组合物包含作为增强剂的白色填料。 版权所有(C)2011,JPO&INPIT
    • 24. 发明专利
    • Photocurable composition and gasket for electronic component using the same
    • 使用该电子元件的光电组合物和垫片
    • JP2008291127A
    • 2008-12-04
    • JP2007138764
    • 2007-05-25
    • Bridgestone Corp株式会社ブリヂストン
    • OMORI NAOYUKITAKIZAWA TOSHIKI
    • C08F290/04C09K3/10
    • PROBLEM TO BE SOLVED: To obtain a photocurable composition that slightly dissolves siloxane existing in air and has excellent low moisture permeability and a gasket for electronic components using the same. SOLUTION: In the photocurable composition comprising a photocurable liquid resin, a (meth)acrylate monomer and a photopolymerization initiator, the photocurable liquid resin comprises a hydrogenated conjugated diene-aromatic vinyl copolymer containing a photocurable functional group and the ester residue of the (meth)acrylate monomer is a 8-18C alkyl group, an isobornyl group, a cyclohexyl group, a dicyclopentanyl group, a dicyclopentenyl group, a dicyclopentanyloxyethyl group, a dicyclopentenyloxyethyl group or a nonylphenoxy polyalkylene glycol residue (polyalkylene glycol is polyethylene glycol and/or polypropylene glycol). The gasket for electronic components uses the same. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:获得轻微溶解存在于空气中的硅氧烷并且具有优异的低透湿性的光固化性组合物和使用其的电子部件的垫圈。 解决方案:在包含光固化液体树脂,(甲基)丙烯酸酯单体和光聚合引发剂的光固化性组合物中,光固化液体树脂包含含有光固化性官能团的氢化共轭二烯 - 芳族乙烯基共聚物和 (甲基)丙烯酸酯单体是8-18C烷基,异冰片基,环己基,二环戊基,二环戊烯基,二环戊基氧基乙基,二环戊烯基氧基乙基或壬基苯氧基聚亚烷基二醇残基(聚亚烷基二醇是聚乙二醇和/ 或聚丙二醇)。 用于电子元件的垫圈使用相同的。 版权所有(C)2009,JPO&INPIT
    • 26. 发明专利
    • Transparent coating agent and transparent coating film
    • 透明涂料和透明涂料膜
    • JP2007277403A
    • 2007-10-25
    • JP2006105410
    • 2006-04-06
    • Bridgestone Corp株式会社ブリヂストン
    • OTA HIROSHITAKIZAWA TOSHIKI
    • C09D1/00B01J35/02C09D5/16
    • PROBLEM TO BE SOLVED: To provide a transparent coating agent and a transparent coating film that can prevent the occurrence of an interference fringe without impairing the stainproofing performance.
      SOLUTION: The transparent coating agent comprises an inorganic compound fine particle wherein the coating agent contains a phyllosilicate having a lower refractive index than that of the inorganic compound fine particle. The occurrence of an interference fringe can be prevented without impairing the stainproofing performance by blending a small amount of phyllosilicate into the coating agent. As the phyllosilicate, a smectite group clay mineral such as montmorillonite, saponite or the like and a clay mineral such as mica or the like can be used. As the inorganic compound fine particle, a photocatalyst or the like can be used.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供可以防止干扰条纹的发生而不损害防污性能的透明涂层剂和透明涂膜。 解决方案:透明涂层剂包括无机化合物细颗粒,其中涂层剂含有折射率低于无机化合物细颗粒的折射率的页硅酸盐。 通过将少量页硅酸盐掺入到涂布剂中,可以防止干扰条纹的发生而不损害防污性能。 作为页硅酸盐,可以使用蒙脱石,皂石等蒙脱石粘土矿物,云母等粘土矿物。 作为无机复合微粒,可以使用光催化剂等。 版权所有(C)2008,JPO&INPIT
    • 27. 发明专利
    • Method for producing photocurable liquid resin and photocurable liquid resin produced by the method
    • 生产可光化液体树脂的方法和由该方法生产的可光控液体树脂
    • JP2007145949A
    • 2007-06-14
    • JP2005340508
    • 2005-11-25
    • Bridgestone Corp株式会社ブリヂストン
    • TAKIZAWA TOSHIKIOMORI NAOYUKI
    • C08F8/00C08F36/06C08F290/04C09K3/10F16J15/10
    • C09K3/10C08C19/02C08F8/00C08F290/00C08F290/04C09K2200/0617C09K2200/0625C09K2200/0632F16J15/108F16J15/14
    • PROBLEM TO BE SOLVED: To provide a material which has a high water vapor barrier property, has excellent heat resistance, has hardness moderate as a rubber elastic material, and is suitable for sealants, and to provide a method for producing the same.
      SOLUTION: This method for producing the photocurable liquid resin is characterized by comprising (A) a step for polymerizing a conjugated dienic monomer, or a conjugated dienic monomer and an aromatic vinyl-based monomer with a dilithium initiator to produce a (co)polymer having a weight-average mol.wt. of 5,000 to 40,000 and a mol.wt. distribution of ≤3.0, (B) a step for reacting the (co)polymer with an alkylene oxide to produce a (co)polymer polyol, (C) a step for hydrogenating the (co)polymer polyol to produce a hydrogenated (co)polymer polyol, and (D) a step for reacting the hydrogenated (co)polymer polyol with a photocurable unsaturated hydrocarbon group-containing compound.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供具有高水蒸气阻隔性,耐热性优异的材料,作为橡胶弹性材料具有适度的硬度,并且适用于密封剂,并提供其制造方法 。 解决方案:该光固化性液体树脂的制造方法的特征在于,包括:(A)使共轭二烯单体或共轭二烯单体与芳香族乙烯基系单体与二锂引发剂聚合的工序,制造(共 )聚合物,其重均分子量 5,000至40,000和一个mol.wt。 分布≤3.0,(B)使(共)聚合物与烯化氧反应以制备(共)聚合物多元醇的步骤,(C)使(共)聚合物多元醇氢化以产生氢化(共)聚合物多元醇的步骤, 聚合物多元醇,和(D)使氢化(共)聚合物多元醇与含有光固化性不饱和烃基的化合物反应的步骤。 版权所有(C)2007,JPO&INPIT
    • 29. 发明专利
    • Curable composition
    • 可固化组合物
    • JP2006077040A
    • 2006-03-23
    • JP2004259292
    • 2004-09-07
    • Bridgestone Corp株式会社ブリヂストン
    • OMORI NAOYUKITAKIZAWA TOSHIKIYAKO TAKAYUKI
    • C08L15/00C08K5/098C08K5/17C08L71/02
    • PROBLEM TO BE SOLVED: To provide a sealing material capable of keeping good appearance also after processing while almost retaining merits such as durability and weather resistance in conventional modified silicone-based sealing materials.
      SOLUTION: The curable composition comprises (A) 5-60 mass% modified conjugated diene-based polymer having a conjugated diene-based polymer as a main skeleton and having one or more hydrolyzable silyl groups capable of crosslinking a polymer in the molecule by forming a siloxane bond by hydrolysis and (B) 40-95 mass% polymer having a reactive silyl group at the terminals and having a polyether as a main skeleton.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种在常规改性硅酮密封材料中几乎可以保持诸如耐久性和耐候性等优点的加工后能够保持良好外观的密封材料。 解决方案:可固化组合物包含(A)以共轭二烯系聚合物为主要骨架的5-60质量%的改性共轭二烯系聚合物,其具有能够使分子内的聚合物交联的一个或多个可水解甲硅烷基 通过水解形成硅氧烷键,(B)末端具有活性甲硅烷基的40-95质量%聚合物,以聚醚为主要骨架。 版权所有(C)2006,JPO&NCIPI
    • 30. 发明专利
    • Curing composition
    • 固化组合物
    • JP2005120339A
    • 2005-05-12
    • JP2004156074
    • 2004-05-26
    • Bridgestone Corp株式会社ブリヂストン
    • OMORI NAOYUKITAKIZAWA TOSHIKI
    • C09K3/10C08F8/42C08F36/04C08K5/09C08K5/17C08L47/00
    • PROBLEM TO BE SOLVED: To obtain a curing composition suitable as sealing materials excellent in durability and weatherability, attaching little dust by surface tackiness, having good preservation stability and satisfying these functions in high levels.
      SOLUTION: The curing composition contains a modified conjugated diene-based polymer, polymerized in a hydrocarbon-based solvent with a dilithium initiator, having hydroxy groups bonded to silicon atoms or hydrolyzable groups in the main chain and/or the side chain of the polymer, and at least one hydrolyzable silyl group which brings the polymer to crosslink through formation of siloxane bonds by hydrolysis.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了获得适合作为耐久性和耐候性优异的密封材料的固化组合物,通过表面粘性附着少量灰尘,具有良好的保存稳定性和高水平地满足这些功能。 解决方案:固化组合物含有改性共轭二烯类聚合物,其在烃类溶剂中与二键引发剂聚合,其具有与硅原子键合的羟基或主链和/或侧链中的可水解基团 聚合物和至少一种可水解甲硅烷基,其通过水解形成硅氧烷键使聚合物交联。 版权所有(C)2005,JPO&NCIPI