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    • 2. 发明专利
    • Method for producing epoxy group-terminated (meth)acrylate
    • 生产环氧基(甲基)丙烯酸酯的方法
    • JP2009091314A
    • 2009-04-30
    • JP2007264764
    • 2007-10-10
    • Nippon Kasei Chem Co Ltd日本化成株式会社
    • YAMAUCHI SATOSHIWADA ATSUSHI
    • C07D303/24B01J31/02
    • PROBLEM TO BE SOLVED: To provide a method for producing an epoxy group-terminated (meth)acrylate, by which a transesterification can efficiently be performed to prepare the epoxy group-terminated (meth)acrylate in a high yield and in a purity sufficient to practical uses.
      SOLUTION: The method for producing the epoxy group-terminated (meth)acrylate represented by general formula (2) (wherein Y is a 2-8C saturated hydrocarbon group, and R is H or methyl group) comprises performing a transesterification of a lower alkyl (meth)acrylate with an ether represented by general formula (1), while removing a produced lower alcohol outside the reaction system in the presence of a metal alcoholate.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 待解决的问题:为了提供一种环氧基封端的(甲基)丙烯酸酯的制备方法,通过该方法可以有效地进行酯交换以高产率制备环氧基封端的(甲基)丙烯酸酯,并且在 纯度足以实用。 解决方案:通式(2)表示的环氧基封端的(甲基)丙烯酸酯(其中Y为2-8C饱和烃基,R为H或甲基)的制备方法包括进行酯交换反应 (1)表示的醚的低级烷基(甲基)丙烯酸酯,同时在金属醇化物的存在下除去生成的低级醇。 版权所有(C)2009,JPO&INPIT
    • 3. 发明专利
    • Epoxy group-terminated (meth)acrylate
    • 环氧基团(甲基)丙烯酸酯
    • JP2005247810A
    • 2005-09-15
    • JP2004064112
    • 2004-03-08
    • Nippon Kasei Chem Co Ltd日本化成株式会社
    • KAMIKURA HAJIMEYAMAUCHI SATOSHIKUJIRA KATSUFUMI
    • C07D303/24
    • PROBLEM TO BE SOLVED: To provide an epoxy group-terminated (meth)acrylate capable of preventing such troubles that target physical properties of a final product are not obtained and weather resistance thereof is lowered when used as a raw material.
      SOLUTION: This epoxy group-terminated (meth)acrylate expressed by general formula (1) contains a compound expressed by general formula (2) or general formula (3) in an amount of ≤0.5 wt%. It is preferable that the (meth)acrylate is obtained by reacting a compound having an acryloyl group with a compound having an epoxy group, wherein the compounds are reacted after the compound having the acryloyl group and/or the compound having the epoxy group are purified through an extraction process.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种能够防止这样的问题的环氧基封端的(甲基)丙烯酸酯,当用作原料时,不能获得目标物性,并且耐候性降低。 解决方案:由通式(1)表示的环氧基封端的(甲基)丙烯酸酯包含通式(2)或通式(3)表示的化合物,其量为≤0.5重量%。 (甲基)丙烯酸酯优选通过使具有丙烯酰基的化合物与具有环氧基的化合物反应得到,其中化合物在具有丙烯酰基的化合物和/或具有环氧基的化合物被纯化之后发生反应 通过提取过程。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Adhesion imparting agent, adhesive resin composition, and bonding method
    • 粘合剂改性剂,粘合剂树脂组合物和粘合方法
    • JP2012180435A
    • 2012-09-20
    • JP2011043528
    • 2011-03-01
    • Nippon Kasei Chem Co Ltd日本化成株式会社
    • KAGAWA TAKASHIKANEKO YOSHIKOSAKAMOTO SHOJIYAMAUCHI SATOSHI
    • C09J187/00C09J5/00C09J11/06
    • PROBLEM TO BE SOLVED: To provide an adhesion imparting agent capable of giving remarkable adhesion performance to a polymer having no radical polymerizable double bond.SOLUTION: The adhesion imparting agent, which is used when a polymer (A) having no radical polymerizable double bond is used as a principal adhesive component, consists of a combination of a dialkyl peroxide radical generator (B) represented by general formula (I) and a radical polymerizable monomer (C) having a radically polymerizable carbon-carbon unsaturated bond and one or more reactive substituent in a position different from the position of the radically polymerizable carbon-carbon bond. In the general formula R-O-O-R(I), Rand Rmay be the same or different and are ≥5C branched alkyl groups.
    • 要解决的问题:提供一种能够对不具有自由基聚合性双键的聚合物赋予显着的粘合性能的粘合赋予剂。 解决方案:当不具有可自由基聚合的双键的聚合物(A)用作主要粘合剂组分时使用的粘合赋予剂由以下通式表示的二烷基过氧化物自由基产生剂(B) (I)和可自由基聚合的碳 - 碳不饱和键的自由基聚合性单体(C)和与自由基聚合性碳 - 碳键的位置不同的位置的一个以上的反应性取代基。 在通用公式R 1 -OOR 2 (I)中,R 1 2可以相同或不同,为≥5C支链烷基。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • Method of producing epoxy-terminated (meth)acrylate
    • 环氧化(甲基)丙烯酸酯的制备方法
    • JP2010275307A
    • 2010-12-09
    • JP2010103477
    • 2010-04-28
    • Nippon Kasei Chem Co Ltd日本化成株式会社
    • YAMAUCHI SATOSHIWADA ATSUSHI
    • C07D301/00B01J31/04C07B61/00C07D303/24
    • Y02P20/55
    • PROBLEM TO BE SOLVED: To provide a method of producing an epoxy-terminated (meth)acrylate at a high yield by carrying out a transesterification reaction and, in addition, removing a metal alcoholate used as a transesterification catalyst by hydrolysis. SOLUTION: The method of producing an epoxy-terminated (meth)acrylate represented by formula (1) includes subjecting a (meth)acrylate compound and a compound comprising a glycidyl group represented by formula (2) to a transesterification reaction in the presence of a metal alcoholate while removing the resulting alcohol and the solvent out of the reaction system by distillation [in formulae (1) and (2), Y represents a 2C-8C saturated hydrocarbon group; in formula (1), R represents a hydrogen atom or a methyl group; in formula (2), Z represents a hydrogen atom or a protective group for a hydroxy group, or a metal atom; and, if Z is a metal atom, n represents the number equal to the valence of the corresponding metal ion]. COPYRIGHT: (C)2011,JPO&INPIT
    • 待解决的问题:通过进行酯交换反应提供以高产率生产环氧封端(甲基)丙烯酸酯的方法,此外,通过水解除去用作酯交换催化剂的金属醇化物。 解决方案:由式(1)表示的环氧基封端的(甲基)丙烯酸酯的制备方法包括:(甲基)丙烯酸酯化合物和由式(2)表示的缩水甘油基的化合物在酯交换反应中进行 在金属醇化物存在下,同时通过蒸馏将所得醇和溶剂从反应体系中除去[在式(1)和(2)中,Y表示2C-8C饱和烃基; 在式(1)中,R表示氢原子或甲基; 在式(2)中,Z表示氢原子或羟基或金属原子的保护基; 并且如果Z是金属原子,则n表示相当于金属离子的价数的数]。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Method of producing epoxy-terminated (meth)acrylate
    • 环氧化(甲基)丙烯酸酯的制备方法
    • JP2010275306A
    • 2010-12-09
    • JP2010103476
    • 2010-04-28
    • Nippon Kasei Chem Co Ltd日本化成株式会社
    • YAMAUCHI SATOSHIWADA ATSUSHI
    • C07D303/16C07B61/00
    • Y02P20/55
    • PROBLEM TO BE SOLVED: To provide a production method capable of producing an intended epoxy-terminated (meth)acrylate at a high yield by suitably controlling moisture present in the reaction system beforehand to keep the amount of moisture at a specified molar ratio or less relative to the amount of a metal alcoholate used therein, upon carrying out a transesterification reaction. SOLUTION: The method of producing an epoxy-terminated (meth)acrylate represented by formula (1) by subjecting a (meth)acrylate compound and a compound comprising a glycidyl group represented by formula (2) to a transesterification reaction in the presence of a metal alcoholate, is characterized in that the molar ratio of the total amount of moisture contained in the reaction system relative to the amount of the metal alcoholate is kept not higher than 5 times [in formulae (1) and (2), Y represents a 2C-8C saturated hydrocarbon group; in formula (1), R represents a hydrogen atom or a methyl group; in formula (2), Z represents a hydrogen atom, a protective group for a hydroxy group, or a metal atom; and, if Z is a metal atom, n represents the number equal to the valence of the corresponding metal ion]. COPYRIGHT: (C)2011,JPO&INPIT
    • 待解决的问题:提供一种通过适当地控制反应系统中存在的水分以预先将水分量保持在特定摩尔比来提供能够以高产率制备所需的环氧基封端(甲基)丙烯酸酯的制备方法 或更少,相对于其中使用的金属醇化物的量,在进行酯交换反应时。 解决方案:通过使(甲基)丙烯酸酯化合物和包含由式(2)表示的缩水甘油基的化合物在式(1)表示的酯交换反应中进行酯交换反应来制备由式(1)表示的环氧基封端的(甲基) 金属醇化物的存在的特征在于,反应体系中含有的水分总量相对于金属醇化物的量的摩尔比不超过5倍[在式(1)和(2)中, Y表示2C-8C饱和烃基; 在式(1)中,R表示氢原子或甲基; 在式(2)中,Z表示氢原子,羟基保护基或金属原子; 并且如果Z是金属原子,则n表示相当于金属离子的价数的数]。 版权所有(C)2011,JPO&INPIT
    • 7. 发明专利
    • METHOD FOR PRODUCING OPTICALLY ACTIVE DIOXOPYRROLIDINE DERIVATIVE
    • JP2002047267A
    • 2002-02-12
    • JP2000227003
    • 2000-07-27
    • NIPPON KASEI CHEM
    • YAMAURA MAKIKOYAMAUCHI SATOSHI
    • C07D207/416C07B55/00C07B57/00
    • PROBLEM TO BE SOLVED: To provide a method for producing an optically active dioxopyrrolidine derivative, comprising a racemization step of the optically active dioxopyrrolidine derivative, and an optical resolution step facilitating the solid- liquid separating operation and improved so as to give a high yield. SOLUTION: This method for producing the optically active dioxopyrrolidine derivative comprises the optical resolution step for heating and dissolving a racemic body of the optically active dioxopyrrolidine derivative represented by general formula (I) [wherein, (*) represents an R-isomer or an S-isomer; R is a 1-5C linear or branched alkyl group; and X is a hydrogen atom, an amino group, a benzylamino group, a (benzyloxycarbonyl)amino group, a (t- butoxycarbonyl)amino group or a pyrrole group] and a basic resolving agent in a specific alcohol solvent, and adding a poor solvent thereto to selectively precipitate the salt of the R-isomer (the salt with the basic resolving agent), and the racemization step for heating a solution comprising the salt of the S-isomer (the salt with the basic resolving agent) separated at the optical resolution step, and the alcohol.
    • 9. 发明专利
    • Method for producing epoxy group-terminated (meth)acrylate
    • 生产环氧基(甲基)丙烯酸酯的方法
    • JP2009091312A
    • 2009-04-30
    • JP2007264760
    • 2007-10-10
    • Nippon Kasei Chem Co Ltd日本化成株式会社
    • YAMAUCHI SATOSHIWADA ATSUSHI
    • C07D303/24
    • PROBLEM TO BE SOLVED: To provide a method for producing an epoxy group-terminated (meth)acrylate, in which the polymerization of the epoxy group-terminated (meth)acrylate during distillation purification can be prevented, which results in the production of an epoxy group-terminated (meth)acrylate in high yield and in high purity.
      SOLUTION: Provided is a method for producing the epoxy group-terminated (meth)acrylate, comprising performing a transesterification of a lower alkyl (meth)acrylate with an alkanediol monoglycidyl ether represented by general formula (1) in the presence of a metal alkoxide and then distilling and purifying the resultant epoxy group-terminated (meth)acrylate represented by general formula (2) in the presence of a polymerization-preventing agent, when the content of the metal originated from the metal alkoxide is controlled to ≤2.5 times moles that of the polymerization-preventing agent existing during the distillation purification.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 待解决的问题:提供一种环氧基封端的(甲基)丙烯酸酯的制备方法,其中可以防止在蒸馏纯化期间环氧基封端的(甲基)丙烯酸酯的聚合,这导致生产 的环氧基封端的(甲基)丙烯酸酯,产率高,纯度高。 解决方案:提供一种环氧基封端的(甲基)丙烯酸酯的制备方法,其包括在(甲基)丙烯酸烷基酯的存在下,将通式(1)表示的链烷二醇单缩水甘油醚与(甲基)丙烯酸低级烷基酯进行酯交换反应, 金属醇盐,然后在聚合防止剂存在下,将由通式(2)表示的所得环氧基封端的(甲基)丙烯酸酯蒸馏并纯化,当来自金属醇盐的金属含量控制在≤2.5 在蒸馏纯化期间存在的聚合防止剂的摩尔数。 版权所有(C)2009,JPO&INPIT