Protolytically leaving group-containing copolymer and process for its production
    1.
    发明授权
    Protolytically leaving group-containing copolymer and process for its production 失效
    原子上离开含有基团的共聚物及其生产方法

    公开(公告)号:US06710150B2

    公开(公告)日:2004-03-23

    申请号:US09995817

    申请日:2001-11-29

    IPC分类号: C08F11802

    摘要: The present invention provides a protolytically leaving group-containing copolymer having improved characteristics such as increased solubility in alkaline aqueous solution in the presence of a proton, thus finding application with advantage in various uses, and a process for producing the copolymer. A protolytically leaving group-containing copolymer represented by the following general formula (1): in the formula, R1, R2 and R3 are the same or different and each represents a protolytically leaving group and a, b and c represent the amounts of existence (mole %) of repeating units (A), (B) and (C), respectively, in the copolymer, which comprises the repeating unit (A) as well as the repeating unit (B) and/or the repeating unit (C) and has a weight average molecular weight of 2000˜30000, said a, b and c satisfying the condition that a is 5 to 30 mole % and (b+c) is 70 to 95 mole %.

    摘要翻译: 本发明提供了一种具有改进特性的原位离去基团的共聚物,例如在质子存在下在碱性水溶液中的溶解度增加,从而在各种用途中有利地得到应用,以及制备共聚物的方法。原始离去基团 (1)表示的共聚物:在式中,R 1,R 2和R 3相同或不同,各自表示离子基团,a,b和c表示 包含重复单元(A)的共聚物中的重复单元(A),(B)和(C)的存在量(摩尔%)以及重复单元(B)和/或 重复单元(C),重均分子量为2000〜30000,a,b和c满足a为5〜30摩尔%,(b + c)为70〜95摩尔%的条件。

    Color-stabilized basic monomers, process for producing the same and
method for handling the same
    2.
    发明授权
    Color-stabilized basic monomers, process for producing the same and method for handling the same 失效
    颜色稳定的碱性单体,其制备方法及其处理方法

    公开(公告)号:US5912384A

    公开(公告)日:1999-06-15

    申请号:US998825

    申请日:1997-12-29

    申请人: Hideaki Nagano

    发明人: Hideaki Nagano

    CPC分类号: C07C213/10

    摘要: Color-stabilized basic monomers are provided. Said basic monomers are obtained by adding, to a basic monomer �e.g. an N,N-dialkylaminoalkyl (meth)acrylate or an N,N-dialkylaminoalkyl (meth)acrylamide!, at least one member selected from the group consisting of amido group-containing compounds, phosphorous acid esters, phosphoric acid esters and phosphines and at least one phenol compound represented by the general formula: ##STR1## wherein R.sup.5, R.sup.6, R.sup.8 and R.sup.9 are each independently a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; and R.sup.7 is a hydrogen atom, an alkyl group having 1 to 4 carbon atoms or an alkoxy group having 1 to 4 carbon atoms. The color-stabilized basic monomers are more resistant to coloration when they are handled under such conditions that the oxygen concentration in the gas phase contacting therewith is 0.01 to 10% by volume.

    摘要翻译: 提供了颜色稳定的碱性单体。 所述碱性单体是通过向碱性单体[例如, N,N-二烷基氨基烷基(甲基)丙烯酸酯或N,N-二烷基氨基烷基(甲基)丙烯酰胺],选自酰氨基化合物,亚磷酸酯,磷酸酯和膦中的至少一种, 由通式表示的至少一种酚化合物:其中R5,R6,R8和R9各自独立地为氢原子或具有1至4个碳原子的烷基; 并且R 7是氢原子,具有1至4个碳原子的烷基或具有1至4个碳原子的烷氧基。 当在与其接触的气相中的氧浓度为0.01至10体积%的条件下处理时,颜色稳定的碱性单体更易于着色。

    Method for production of alkylamino(Meth)acrylate and apparatus therefor
    3.
    发明授权
    Method for production of alkylamino(Meth)acrylate and apparatus therefor 失效
    制备烷基氨基(甲基)丙烯酸酯的方法及其设备

    公开(公告)号:US06417392B1

    公开(公告)日:2002-07-09

    申请号:US09164796

    申请日:1998-10-01

    IPC分类号: C07C6952

    摘要: In the operation of producing an alkylamino(meth)acrylate by the reaction of transesterification of an alkyl(meth)acrylate with an alkylamino alcohol, the alkyl alcohol by-produced during the transesterification is distilled in the form of an azeotropic mixture with the alkyl(meth)acrylate, the resultant distillate is purified with an ion-exchange resin and handled, on the other hand, the reaction solution is distilled to allow separation of the catalyst wherein is provided a method and apparatus for effecting, in the production of the alkylamino(meth)acrylate, the distillation under such a condition as represses the amount of in crease of the Michael adduct below 2%.

    摘要翻译: 在通过(甲基)丙烯酸烷基酯与烷基氨基醇的酯交换反应制备烷基氨基(甲基)丙烯酸酯的操作中,在酯交换期间副产生的烷基醇与烷基( 甲基)丙烯酸酯,所得馏出物用离子交换树脂纯化,另一方面,蒸馏反应溶液以允许分离催化剂,其中提供了在制备烷基氨基中实现的方法和装置 (甲基)丙烯酸酯,在抑制迈克尔加合物的折痕量低于2%的条件下进行蒸馏。

    PRODUCTION METHOD OF UNSATURATED (POLY)ALKYLENE GLYCOL ETHER MONOMER AND PRODUCTION METHOD OF (POLY)ALKYLENE GLYCOL CHAIN-CONTAINING POLYMER
    5.
    发明申请
    PRODUCTION METHOD OF UNSATURATED (POLY)ALKYLENE GLYCOL ETHER MONOMER AND PRODUCTION METHOD OF (POLY)ALKYLENE GLYCOL CHAIN-CONTAINING POLYMER 有权
    不饱和(聚)亚烷基甘油醚单体的生产方法和(聚)烷基乙二醇链含聚合物的生产方法

    公开(公告)号:US20100130793A1

    公开(公告)日:2010-05-27

    申请号:US12594397

    申请日:2008-04-04

    IPC分类号: C07C41/03

    摘要: To provide a production method of a (poly)alkylene glycol chain-containing polymer which can be preferably used in various applications such as an admixture for cement and which can exhibit extremely high dispersibility to a cement composition. The unsaturated (poly)alkylene glycol ether monomer of the present invention is an unsaturated (poly)alkylene glycol ether monomer production method for producing an unsaturated (poly)alkylene glycol ether monomer by addition reaction of an alkylene oxide on an unsaturated alcohol, wherein the production method includes a step of carrying out addition reaction under condition of existence of 0.01 to 25 parts by mass of an unsaturated (poly)alkylene glycol diether monomer to 100 parts by mass of the unsaturated alcohol, and a (poly)alkylene glycol chain-containing polymer production method, wherein a monomer component including an unsaturated (poly)alkylene glycol ether monomer produced by the production method.

    摘要翻译: 提供一种(聚)亚烷基二醇链聚合物的制造方法,其可以优选用于各种用途,例如水泥混合物,并且可以显示出对水泥组合物极高的分散性。 本发明的不饱和(聚)亚烷基二醇醚单体是通过烯化氧在不饱和醇上的加成反应制备不饱和(聚)亚烷基二醇醚单体的不饱和(聚)亚烷基二醇醚单体制备方法,其中 制造方法包括在不饱和(聚)亚烷基二醇二醚单体的存在下,在存在0.01〜25质量份的不饱和醇的情况下进行加成反应的工序,和(聚) 其中含有通过该制造方法制造的不饱和(聚)亚烷基二醇醚单体的单体成分。

    METHODS FOR PRODUCING CERAMIDE USING TRANSFORMED YEAST
    6.
    发明申请
    METHODS FOR PRODUCING CERAMIDE USING TRANSFORMED YEAST 审中-公开
    使用变形的YEAST生产陶瓷的方法

    公开(公告)号:US20090325247A1

    公开(公告)日:2009-12-31

    申请号:US12096153

    申请日:2006-12-01

    IPC分类号: C12P7/64

    CPC分类号: C12P13/02

    摘要: The present invention provides methods for producing human ceramide in a yeast cell.The methods of the present invention comprise: 1) introducing the sphingoid Δ4-desaturase gene (DES1) by transformation of the yeast cell; and 2) abolishing the expression of the yeast sphinganine C4-hydroxylase gene (SUR2) by transformation of the yeast cell.

    摘要翻译: 本发明提供了在酵母细胞中生产人神经酰胺的方法。 本发明的方法包括:1)通过转化酵母细胞引入鞘氨醇类脱氢酶脱氢酶基因(DES1); 和2)通过酵母细胞的转化来消除酵母胞浆素C4-羟化酶基因(SUR2)的表达。

    Lactone ring-containing polymer having few foreign matters and not easily causing gelation, and its applications
    7.
    发明申请
    Lactone ring-containing polymer having few foreign matters and not easily causing gelation, and its applications 审中-公开
    内含物少,不容易引起凝胶化的内酯环聚合物及其应用

    公开(公告)号:US20070037962A1

    公开(公告)日:2007-02-15

    申请号:US11502355

    申请日:2006-08-11

    IPC分类号: C08G63/08

    摘要: The lactone ring-containing polymer of the present invention meets the following conditions that: (1) the content of polymer gels of 50 μm or greater in average particle diameter is lower than or equal to 100 pieces/100 g, and the weight average molecular weight of the polymer is 50,000 to 170,000; and/or (2) an increasing rate of viscosity after heated at 280° C. for 30 minutes is 2.0 times or smaller. The lactone ring-containing polymer of the present invention contains very few foreign matters and does not easily cause gelation, in addition to being excellent in transparency and heat resistance as well as having the desired properties such as mechanical strength and forming and processing properties. The forming material obtained by heating and granulating such a polymer are suitable for use in, for example, optical components such as light guide materials, optical lenses, and optical films.

    摘要翻译: 本发明的含内酯环的聚合物满足以下条件:(1)平均粒径为50μm以上的聚合物凝胶的含量为100个/ 100g以下,重均分子量 聚合物的重量为50,000至170,000; 和/或(2)在280℃下加热30分钟后的粘度增加率为2.0倍以下。 本发明的含内酯环的聚合物除了具有优异的透明性和耐热性以及具有期望的性能如机械强度和成型加工性能外,还含有极少量的异物并且不容易引起凝胶化。 通过加热造粒这种聚合物而获得的成形材料适用于例如导光材料,光学透镜和光学膜等光学部件。

    Process for preparing an absorbent resin crosslinked with a mixture of
trimethylolpropane diacrylate and triacrylate
    8.
    发明授权
    Process for preparing an absorbent resin crosslinked with a mixture of trimethylolpropane diacrylate and triacrylate 失效
    制备用三羟甲基丙烷二丙烯酸酯和三丙烯酸酯的混合物交联的吸收性树脂的方法

    公开(公告)号:US5574121A

    公开(公告)日:1996-11-12

    申请号:US262065

    申请日:1994-06-17

    摘要: A process for preparing an absorbent resin includes the steps of: preparing a first crosslinking agent (A) including at least two polymerizable unsaturated bonds; preparing a second crosslinking agent (B) including at least two polymerizable unsaturated bonds and hydroxyl groups; preparing a crosslinking agent including (A) and (B) with a ratio of (A) to (B) ranging from 95/5 to 50/50; and polymerizing a hydrophilic unsaturated monomer having at least one carboxyl group using the crosslinking agent. The crosslinking agent includes a crosslinking agent which includes a main component at least 90 percent by weight, the main component being an ester having at least two polymerizable unsaturated bonds, wherein the ester is composed of a polyhydroxy alcohol (C) having not more than six carbon atoms and at least three hydroxy groups, and an unsaturated carboxylic acid (D); and a molecular weight ratio of the main component to a standard compound (E) is in the range of from 0.7/1 to less than 1.3/1, (E) being an ester composed of (C) that composes the main component, and (D) that composes the main component, in which all the hydroxy groups in (C) are ester-linked with (D).

    摘要翻译: 制备吸收性树脂的方法包括以下步骤:制备包含至少两个可聚合不饱和键的第一交联剂(A); 制备包含至少两个可聚合不饱和键和羟基的第二交联剂(B); 制备包含(A)和(B)的交联剂,比例为(A)至(B)为95/5至50/50; 并使用交联剂聚合具有至少一个羧基的亲水性不饱和单体。 交联剂包括交联剂,其包含至少90重量%的主要组分,主要组分是具有至少两个可聚合不饱和键的酯,其中该酯由不超过六个的多羟基醇(C)组成 碳原子和至少三个羟基,和不饱和羧酸(D); 并且主成分与标准化合物(E)的分子量比在0.7 / 1〜小于1.3 / 1的范围内,(E)是由构成主成分的(C)构成的酯,和 (D)构成其中(C)中的所有羟基与(D)酯连接的主要组分。

    Production method of unsaturated (poly)alkylene glycol ether monomer and production method of (poly)alkylene glycol chain-containing polymer
    9.
    发明授权
    Production method of unsaturated (poly)alkylene glycol ether monomer and production method of (poly)alkylene glycol chain-containing polymer 有权
    不饱和(聚)亚烷基二醇醚单体的制备方法和(聚)亚烷基二醇链聚合物的制备方法

    公开(公告)号:US08754264B2

    公开(公告)日:2014-06-17

    申请号:US12594397

    申请日:2008-04-04

    摘要: To provide a production method of a (poly)alkylene glycol chain-containing polymer which can be preferably used in various applications such as an admixture for cement and which can exhibit extremely high dispersibility to a cement composition. The unsaturated (poly)alkylene glycol ether monomer of the present invention is an unsaturated (poly)alkylene glycol ether monomer production method for producing an unsaturated (poly)alkylene glycol ether monomer by addition reaction of an alkylene oxide on an unsaturated alcohol, wherein the production method includes a step of carrying out addition reaction under condition of existence of 0.01 to 25 parts by mass of an unsaturated (poly)alkylene glycol diether monomer to 100 parts by mass of the unsaturated alcohol, and a (poly)alkylene glycol chain-containing polymer production method, wherein a monomer component including an unsaturated (poly)alkylene glycol ether monomer produced by the production method.

    摘要翻译: 提供一种(聚)亚烷基二醇链聚合物的制造方法,其可以优选用于各种用途,例如水泥混合物,并且可以显示出对水泥组合物极高的分散性。 本发明的不饱和(聚)亚烷基二醇醚单体是通过烯化氧在不饱和醇上的加成反应制备不饱和(聚)亚烷基二醇醚单体的不饱和(聚)亚烷基二醇醚单体制备方法,其中 制造方法包括在不饱和(聚)亚烷基二醇二醚单体的存在下,在存在0.01〜25质量份的不饱和醇的情况下进行加成反应的工序,和(聚) 其中含有通过该制造方法制造的不饱和(聚)亚烷基二醇醚单体的单体成分。

    Method for handling alkylamino (meth) acrylate and apparatus for storage
    10.
    发明授权
    Method for handling alkylamino (meth) acrylate and apparatus for storage 失效
    用于处理烷基氨基(甲基)丙烯酸酯的方法和储存装置

    公开(公告)号:US06376703B1

    公开(公告)日:2002-04-23

    申请号:US09379068

    申请日:1999-08-23

    申请人: Hideaki Nagano

    发明人: Hideaki Nagano

    IPC分类号: C07C6952

    CPC分类号: C07C213/10 C07C219/08

    摘要: The storage of alkylaminoalkyl (meth)acrylate is made in a container made of stainless steel whose wall surface has not more than 1.6 &mgr;m for the Ra defined in JIS B 0601. And the compound is stored in a container having a water concentration of not more than 0.1 vol. % and a molecular oxygen concentration exceeding 0 to 10 vol. % in the gas phase part of the container. When the compound is handled under these conditions, it is enabled to retain the (meth)acrylic acid concentration therein below 0.1 wt. %, prevented from producing a polymer or a precipitate, and precluded from coloration.

    摘要翻译: (甲基)丙烯酸烷基氨基烷基酯的储存在JIS B 0601中定义的Ra的壁面不超过1.6μm的不锈钢容器中制备。将化合物储存在水分浓度不大的容器中 大于0.1体积 %,分子氧浓度超过0〜10体积%。 容器的气相部分的%。当化合物在这些条件下处理时,能够将其中的(甲基)丙烯酸浓度保持在0.1重量%以下。 %,防止产生聚合物或沉淀,并防止着色。