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    • 1. 发明授权
    • Method for producing an (meth)acrylate syrup
    • (甲基)丙烯酸酯糖浆的制造方法
    • US07700704B2
    • 2010-04-20
    • US11268734
    • 2005-11-08
    • No-ma KimJae-gwan LeeSuk-ky Chang
    • No-ma KimJae-gwan LeeSuk-ky Chang
    • C08F12/00
    • C08F220/14
    • The present invention provides a method for producing an (meth)acrylate syrup by bulk polymerization which is characterized by: a) using (meth)acrylate ester monomer; and b) using 2,4-diphenyl-4methyl-1-pentenol singly or together with a thiol chain transfer agent as a chain transfer agent, c) initiating polymerization by adding an initiator having the half-life of up to 30 minutes at 55-80° C. of initial reaction temperature, so as to maintain the peak reactor temperature below 95° C. and the reactor conversion rate as 5-50 weight %. The method for producing an (meth)acrylate syrup of the present invention has such advantages that reaction runaway does not occur, the control of molecular weight and conversion rate is possible even at low exothermic temperature without stirring failure, and a partially polymerized (meth)acrylate syrup can also be prepared therefrom.
    • 本发明提供通过本体聚合制备(甲基)丙烯酸酯糖浆的方法,其特征在于:a)使用(甲基)丙烯酸酯单体; 和b)使用2,4-二苯基-4-甲基-1-戊烯醇单独或与硫醇链转移剂一起作为链转移剂,c)通过在55℃下加入具有长达30分钟的半衰期的引发剂来引发聚合 -80℃的初始反应温度,以保持峰值反应器温度低于95℃,反应器转化率为5-50重量%。 本发明的(甲基)丙烯酸酯浆料的制造方法具有不发生反应失控的优点,即使在没有搅拌失效的低放热温度下也可以控制分子量和转化率,部分聚合的(甲基) 丙烯酸酯糖浆也可以由其制备。
    • 2. 发明申请
    • Method for producing an (meth)acrylate syrup
    • (甲基)丙烯酸酯糖浆的制造方法
    • US20060100407A1
    • 2006-05-11
    • US11268734
    • 2005-11-08
    • No-ma KimJae-gwan LeeSuk-ky Chang
    • No-ma KimJae-gwan LeeSuk-ky Chang
    • C08F118/02
    • C08F220/14
    • The present invention provides a method for producing an (meth)acrylate syrup by bulk polymerization which is characterized by: a) using (meth)acrylate ester monomer; and b) using 2,4-diphenyl-4methyl-1-pentenol singly or together with a thiol chain transfer agent as a chain transfer agent, c) initiating polymerization by adding an initiator having the half-life of up to 30 minutes at 55-80° C. of initial reaction temperature, so as to maintain the peak reactor temperature below 95° C. and the reactor conversion rate as 5-50 weight %. The method for producing an (meth)acrylate syrup of the present invention has such advantages that reaction runaway does not occur, the control of molecular weight and conversion rate is possible even at low exothermic temperature without stirring failure, and a partially polymerized (meth)acrylate syrup can also be prepared therefrom.
    • 本发明提供通过本体聚合制备(甲基)丙烯酸酯糖浆的方法,其特征在于:a)使用(甲基)丙烯酸酯单体; 和b)使用2,4-二苯基-4-甲基-1-戊烯醇单独或与硫醇链转移剂一起作为链转移剂,c)通过在55℃下加入具有长达30分钟的半衰期的引发剂来引发聚合 -80℃的初始反应温度,以保持峰值反应器温度低于95℃,反应器转化率为5-50重量%。 本发明的(甲基)丙烯酸酯浆料的制造方法具有不发生反应失控的优点,即使在没有搅拌失效的低放热温度下也可以控制分子量和转化率,部分聚合的(甲基) 丙烯酸酯糖浆也可以由其制备。
    • 4. 发明授权
    • Method for producing acryl syrup by bulk polymerization
    • 通过本体聚合制备丙烯酸树脂浆的方法
    • US07807767B2
    • 2010-10-05
    • US12232459
    • 2008-09-17
    • No-ma KimJae-gwan LeeSuk-ky Chang
    • No-ma KimJae-gwan LeeSuk-ky Chang
    • C08F12/00
    • C08F220/14
    • The present invention provides a method for producing acryl syrup by bulk polymerization, comprising a step of preparing a mixture comprising monomer component and 2,4-diphenyl-4methyl-1-pentene; a step of heating the mixture to the initial reaction temperature; and a step of adding an polymerization initiator having the half-life of not more than 30 minutes at 5-80° C., wherein the initial reaction temperature is controlled so that the polymerization initiator has the half-life of up to 30 minutes. The method of the present invention has such advantages that reaction runaway does not occur, the control of molecular weight and conversion rate is possible even at low exothermic temperature, and a partially polymerized acryl syrup can also be prepared therefrom.
    • 本发明提供了通过本体聚合制备丙烯酸树脂浆的方法,包括制备包含单体组分和2,4-二苯基-4-甲基-1-戊烯的混合物的步骤; 将混合物加热至初始反应温度的步骤; 以及在5-80℃下加入半衰期不超过30分钟的聚合引发剂的步骤,其中控制初始反应温度,使得聚合引发剂的半衰期长达30分钟。 本发明的方法具有不发生反应失控的优点,即使在低放热温度下也可以控制分子量和转化率,也可以由其制备部分聚合的丙烯酸树脂浆。
    • 5. 发明申请
    • Method for producing acryl syrup by bulk polymerization
    • 通过本体聚合制备丙烯酸树脂浆的方法
    • US20090018259A1
    • 2009-01-15
    • US12232459
    • 2008-09-17
    • No-ma KimJae-gwan LeeSuk-ky Chang
    • No-ma KimJae-gwan LeeSuk-ky Chang
    • C08L33/12
    • C08F220/14
    • The present invention provides a method for producing acryl syrup by bulk polymerization, comprising a step of preparing a mixture comprising monomer component and 2,4-diphenyl-4methyl-1-pentene; a step of heating the mixture to the initial reaction temperature; and a step of adding an polymerization initiator having the half-life of not more than 30 minutes at 5-80° C., wherein the initial reaction temperature is controlled so that the polymerization initiator has the half-life of up to 30 minutes. The method of the present invention has such advantages that reaction runaway does not occur, the control of molecular weight and conversion rate is possible even at low exothermic temperature, and a partially polymerized acryl syrup can also be prepared therefrom.
    • 本发明提供了通过本体聚合制备丙烯酸树脂浆的方法,包括制备包含单体组分和2,4-二苯基-4-甲基-1-戊烯的混合物的步骤; 将混合物加热至初始反应温度的步骤; 以及在5-80℃下加入半衰期不超过30分钟的聚合引发剂的步骤,其中控制初始反应温度,使得聚合引发剂的半衰期长达30分钟。 本发明的方法具有不发生反应失控的优点,即使在低放热温度下也可以控制分子量和转化率,也可以由其制备部分聚合的丙烯酸树脂浆。
    • 7. 发明授权
    • Acrylic pressure-sensitive adhesive composition for polarizing film
    • 用于偏光膜的丙烯酸压敏粘合剂组合物
    • US07462390B2
    • 2008-12-09
    • US11109951
    • 2005-04-20
    • Se-ra KimSuk-ky ChangHyun-ju ChoJae-gwan LeeIn-cheon HanHye-ran Seong
    • Se-ra KimSuk-ky ChangHyun-ju ChoJae-gwan LeeIn-cheon HanHye-ran Seong
    • B32B27/30
    • C09J133/14C08L33/02C08L2312/00C08L2666/04Y10S526/931Y10T428/2891
    • The present invention provides an acrylic pressure-sensitive adhesive composition for a polarizing film comprising a) 100 parts by weight of a (meth)acrylic copolymer having a high molecular weight, which is copolymerized from a (meth)acrylic acid ester monomer and a vinylic and/or an acrylic monomer having a functional group capable of crosslinking with a multifunctional crosslinking agent and has a weight-average molecular weight of at least 1,000,000; b) 5-20 parts by weight of a (meth)acrylic copolymer having a low molecular weight, which comprises the same monomer of the main chain of a) the (meth)acrylic copolymer having a high molecular weight, has a weight-average molecular weight of 2,000-30,000 and comprises 0.01-1 monomer, per one molecule of the copolymer on average, having a functional group capable of reacting with the crosslinking agent of c); and c) 0.01-10 parts by weight of a multifunctional crosslinking agent.
    • 本发明提供了一种用于偏振膜的丙烯酸类压敏粘合剂组合物,其包含:a)100重量份的由(甲基)丙烯酸酯单体和乙烯基酯共聚的具有高分子量的(甲基)丙烯酸共聚物 和/或具有能够与多官能交联剂交联的官能团并具有至少1,000,000重均分子量的丙烯酸类单体; b)5-20重量份具有低分子量的(甲基)丙烯酸共聚物,其包含与a)高分子量的(甲基)丙烯酸共聚物的主链相同的单体,具有重均分子量 分子量为2,000-30,000,并且包含平均每一分子共聚物的0.01-1单体,具有能够与c)的交联剂反应的官能团; 和c)0.01-10重量份的多官能交联剂。