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    • 21. 发明授权
    • Curable adhesive composition
    • 可固化粘合剂组成
    • US06552118B2
    • 2003-04-22
    • US09463652
    • 2000-04-14
    • Masayuki FujitaMasato KusakabeKenichi Kitano
    • Masayuki FujitaMasato KusakabeKenichi Kitano
    • C08L8310
    • C08F8/42C09D183/04C09J143/04C09K3/1018Y10S524/904
    • An adhesive curable composition which comprises, as the main component, a vinyl polymer having at least one crosslinkable silyl group represented by the general formula (1). Said composition can be used as a sealing composition, a pressure sensitive adhesive composition and a coating composition. —[Si(R1)2-b(Y)bO]m—Si(R2)3-a(Y)a  (1) wherein R1 and R2 are the same or different and each represents an alkyl group containing 1 to 20 carbon atoms, an aryl group containing 6 to 20 carbon atoms, an aralkyl group containing 7 to 20 carbon atoms or a triorganosiloxy group represented by the formula (R′)3SiO— (in which R′ represents a monovalent hydrocarbon group containing 1 to 20 carbon atoms and the plural R′ groups may be the same or different) and, when there are two or more R1 or R2 groups, they may be the same or different; Y represents a hydroxyl group or a hydrolyzable group and, when there are two or more Y groups, they may be the same or different; a represents 0, 1, 2 or 3; b represents 0, 1 or 2; and m represents an integer of 0 to 19; with the condition that a, b and m satisfy the relation a+mb≧1.
    • 一种粘合剂可固化组合物,其包含作为主要组分的具有至少一个由通式(1)表示的可交联甲硅烷基的乙烯基聚合物。 所述组合物可用作密封组合物,压敏粘合剂组合物和涂料组合物。其中R 1和R 2相同或不同,各自表示含有1至20个碳原子的烷基,含有6至20个碳原子的芳基 原子,含有7〜20个碳原子的芳烷基或由式(R')3 SiO 2表示的三有机甲硅烷氧基(其中R'表示含有1〜20个碳原子的一价烃基,多个R'可以是 相同或不同),并且当存在两个或更多个R 1或R 2基团时,它们可以相同或不同; Y表示羟基或可水解基团,当存在两个以上Y基时,它们可以相同或不同; a表示0,1,2或3; b表示0,1或2; m表示0〜19的整数。 条件是a,b和m满足关系a + mb> = 1。
    • 24. 发明授权
    • Method for producing hydroxyl-terminated (meth) acrylic polymer
    • 羟基封端(甲基)丙烯酸聚合物的制备方法
    • US06194516B1
    • 2001-02-27
    • US09164338
    • 1998-10-01
    • Masato KusakabeKenichi KitanoYoshiki Nakagawa
    • Masato KusakabeKenichi KitanoYoshiki Nakagawa
    • C08F830
    • C08F8/14C08F8/30C08F2810/30C08F2810/40C08F120/18C08F8/42C08F8/26
    • A method for producing a hydroxyl-terminated (meth) acrylic polymer which comprises converting a halogen atom in a terminal structure of the general formula (1) —CH2—C(R1)(CO2R2)(X)  (1) wherein R1 is hydrogen or methyl, R2 is alkyl containing 1 to 20 carbon atoms, aryl containing 6 to 20 carbon atoms or aralkyl containing 7 to 20 carbon atoms, and X is chlorine, bromine or iodine, of a (meth)acrylic polymer obtained by polymerizing a (meth)acrylic monomer using an organic halide or a halogenated sulfonyl compound as an initiator and, as a catalyst, a metal complex with a central metal selected from the elements belonging to the groups 8, 9, 10 and 11 in the periodic table, into a hydroxyl-containing substituent. The present invention can provide, in an easy and simple manner, a (meth)acrylic polymer which is hydroxyl-terminated at both ends in a high proportion and which has been difficult to produce in the prior art. It can give a cured product with good curing characteristics.
    • 一种羟基封端的(甲基)丙烯酸类聚合物的制造方法,其特征在于,将通式(1)的末端结构中的卤素原子转化为其中R 1为氢或甲基,R 2为含有1〜20个碳原子的烷基,含有6个 至20个碳原子或含有7〜20个碳原子的芳烷基,X为氯,溴或碘,通过使用有机卤化物或卤代磺酰化合物作为引发剂使(甲基)丙烯酸单体聚合而得到的(甲基) 作为催化剂,将选自元素周期表第8,9,10和11族的元素的中心金属的金属络合物转化为含羟基的取代基。本发明可以简单, 简单的方式,在高比例羟基封端的双(甲基)丙烯酸类聚合物,并且在现有技术中难以生产。 它可以得到具有良好固化特性的固化产品。
    • 29. 发明授权
    • Curable composition
    • 可固化组合物
    • US07625990B2
    • 2009-12-01
    • US11579630
    • 2005-04-25
    • Katsuyu WakabayashiToshihiko OkamotoMasato Kusakabe
    • Katsuyu WakabayashiToshihiko OkamotoMasato Kusakabe
    • C08G77/00
    • C08G65/336C08K3/014C08K5/0091C08K5/544C09D171/02C09J171/02C09K3/10C08L101/10C08L71/02
    • A curable composition having good curability and adhesion comprising: (A) an reactive silicon group-containing organic polymer, (B) a titanium chelate represented by the general formula (1) or (2) and (C) a high molecular weight plasticizer having a number average molecular weight of 1,000 to 15,000. General formula (1): wherein each of n R1s is independently a substituted or unsubstituted hydrocarbon group having 1 to 20 carbon atoms, each of (4-n) R2s is independently hydrogen atom or a substituted or unsubstituted hydrocarbon group having 1 to 20 carbon atoms, each of (4-n) A1s and (4-n) A2s is independently —R3 or —OR3 where R3 is a substituted or unsubstituted hydrocarbon group having 1 to 20 carbon atoms, n is 1, 2 or 3. General formula (2): wherein R2, A1 and A2 are the same as defined above, R4 is a substituted or unsubstituted divalent hydrocarbon group having 1 to 20 carbon atoms.
    • 具有良好固化性和粘合性的可固化组合物包含:(A)含反应性硅基的有机聚合物,(B)由通式(1)或(2)表示的钛螯合物和(C)具有高分子量增塑剂 数均分子量为1,000〜15,000。 通式(1):其中,n个R 1各自独立地为取代或未取代的碳原子数1〜20的烃基,(4-n)R 2各自独立地为氢原子或取代或未取代的碳原子数1〜20的烃基 (4-n)A1和(4-n)A2中的每一个独立地为-R 3或-OR 3,其中R 3为取代或未取代的具有1至20个碳原子的烃基,n为1,2或3.通式 (2):其中R2,A1和A2与上述定义相同,R4为取代或未取代的碳原子数1〜20的二价烃基。
    • 30. 发明申请
    • Curable Composition Having Improved Adhesion
    • 具有改善粘合性的可固化组合物
    • US20080194773A1
    • 2008-08-14
    • US11579587
    • 2005-04-25
    • Masayuki WakiokaKatsuyu WakabayashiToshihiko OkamotoMasato Kusakabe
    • Masayuki WakiokaKatsuyu WakabayashiToshihiko OkamotoMasato Kusakabe
    • C08F20/06C08F283/00
    • C08G65/336C08K3/014C08K5/0091C08K5/544C09D171/02C09J171/02C09K3/10C08L101/10C08L71/02
    • [Problems] There is provided a curable composition having good adhesion by using a non-organotin catalyst.[Means to Solve Problems] The curable composition comprises (A) an organic polymer having a silicon-containing group being capable of crosslinking by forming siloxane bonds and (B) one or more kinds selected from a titanium catalyst, an aluminum catalyst and a zirconium catalyst, and is characterized in that a stress at 50% tension is within a range from 0.01 MPa to 0.20 MPa, when determined by adding and mixing 1.5 parts of tin octylate, 0.25 part by weight of laurylamine and 0.6 part by weight of pure water to 100 parts by weight of the component (A), subjecting the mixture to centrifugal defoaming, pouring the mixture carefully into a polyethylene frame not to mix air bubbles thereto, aging the mixture at 23° C. for one hour, and further at 70° C. for 20 hours, punching the obtained 3 mm thick cured sheet according to JIS K6251 to obtain No. 3 dumbbell, and carrying out a tension test (tensile speed: 200 mm/min) at 23° C. at 50% RH.
    • [问题]提供了通过使用非有机锡催化剂具有良好粘附性的可固化组合物。 [解决问题的方法]固化性组合物包含(A)具有能够通过形成硅氧烷键交联的含硅基团的有机聚合物和(B)选自钛催化剂,铝催化剂和锆的一种或多种 催化剂,其特征在于,当通过加入和混合1.5份辛酸锡,0.25重量份月桂胺和0.6重量份纯水测定时,50%张力下的应力在0.01MPa至0.20MPa的范围内 至100重量份的组分(A),将混合物进行离心脱泡,将混合物小心地注入聚乙烯框架中以不混合气泡,将混合物在23℃下老化1小时,进一步在70℃ ℃下冲洗20小时,根据JIS K6251冲压得到的3mm厚的固化片,得到3号哑铃,在23℃,50%RH下进行拉伸试验(拉伸速度:200mm / min) 。