Method for reducing an organic solvent remaining in β-form tris- (2,3,-epoxypropyl)—isocyanurate crystals
    3.
    发明授权
    Method for reducing an organic solvent remaining in β-form tris- (2,3,-epoxypropyl)—isocyanurate crystals 有权
    还原在β型三 - (2,3, - 环氧丙基) - 异氰脲酸酯晶体中残留的有机溶剂的方法

    公开(公告)号:US06903212B2

    公开(公告)日:2005-06-07

    申请号:US09973766

    申请日:2001-10-11

    CPC分类号: C07D251/34

    摘要: A process for producing β-form tris-(2,3-epoxypropyl)-isocyanurate crystals containing from 2 to 15 wt % of α-form tris-(2,3-epoxypropyl)-isocyanurate in the interior of the crystals, which comprises the following steps (A), (B), (C) and (D): (A) a step of reacting cyanuric acid with epichlorohydrin to form an addition product of cyanuric acid and epichlorohydrin, followed by dehydrochlorination to obtain a reaction solution containing tris-(2,3-epoxypropyl)-isocyanurate, (B) a step of removing epichlorohydrin from the reaction solution containing tris-(2,3-epoxypropyl)-isocyanurate obtained in step (A), and dissolving the obtained tris-(2,3-epoxypropyl)-isocyanurate in a solvent, (C) a step of gradually cooling the liquid obtained in step (B) at a cooling rate within 20° C./hr for crystallization, followed by filtration to obtain crystals, and (D) a step of washing and drying the crystals obtained in step (C).

    摘要翻译: 在晶体内部生产含有2至15重量%的α-形式的三 - (2,3-环氧丙基) - 异氰脲酸酯的β-型三 - (2,3-环氧丙基) - 异氰脲酸酯晶体的方法,其包括 以下步骤(A),(B),(C)和(D):(A)使三聚氰酸与表氯醇反应形成氰尿酸和表氯醇的加成产物,然后进行脱氯化氢以获得含 (2,3-环氧丙基) - 异氰脲酸酯,(B)从含有步骤(A)中得到的三(2,3-环氧丙基) - 异氰脲酸酯的反应溶液中除去表氯醇的步骤,并将得到的三 2,3-环氧丙基) - 异氰脲酸酯,(C)将步骤(B)中得到的液体以20℃/小时的冷却速度逐渐冷却以进行结晶,然后过滤得到晶体, (D)洗涤和干燥步骤(C)中获得的晶体的步骤。

    Method for reducing organic solvents remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals
    4.
    发明授权
    Method for reducing organic solvents remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals 有权
    减少残留在三(2,3-环氧丙基) - 异氰脲酸酯晶体中的有机溶剂的方法

    公开(公告)号:US06605718B2

    公开(公告)日:2003-08-12

    申请号:US09790818

    申请日:2001-02-23

    IPC分类号: C07D25130

    CPC分类号: C07D251/34

    摘要: A method for reducing organic solvents remaining in tris-(2,3-epoxypropyl)-isocyanurate crystals, which comprises pulverizing, as a material, crystal particles of tris-(2,3-epoxypropyl)-isocyanurate obtained by a recrystallization method, while evaporating a volatile component from the surface of the particles.

    摘要翻译: 一种减少残留在三(2,3-环氧丙基) - 异氰脲酸酯晶体中的有机溶剂的方法,其包括以重结晶法获得的三 - (2,3-环氧丙基) - 异氰脲酸酯的结晶颗粒粉碎,同时 从颗粒的表面蒸发挥发性组分。

    Optically active epoxy compound
    5.
    发明授权
    Optically active epoxy compound 有权
    光学活性环氧化合物

    公开(公告)号:US06444814B1

    公开(公告)日:2002-09-03

    申请号:US09622895

    申请日:2000-08-31

    IPC分类号: C07D2132

    CPC分类号: C07D405/14

    摘要: Optically active &bgr;-type tris-(2,3-epoxypropyl)-isocyanurate is obtained by a method of reacting isocyanuric acid with an optically active epihalohydrin, or a method of optically resolving a racemic modification of tris-(2,3-epoxypropyl)-isocyanurate by using an amylose or cellulose derivative. It is a method for producing a high melting point type tris-(2,3-epoxypropyl)-isocyanurate obtained by mixing two enantiomers of optically active &bgr;-type tris-(2,3-epoxypropyl)-isocyanurate.

    摘要翻译: 通过使异氰尿酸与光学活性表卤代醇反应的方法得到光学活性β型三 - (2,3-环氧丙基) - 异氰脲酸酯,或光学拆分三 - (2,3-环氧丙基) - 异氰脲酸酯,通过使用直链淀粉或纤维素衍生物。 它是通过混合光学活性β-型三(2,3-环氧丙基) - 异氰脲酸酯的两种对映异构体得到的高熔点型三 - (2,3-环氧丙基) - 异氰脲酸酯的制备方法。

    Weather-resistant resin composition for powder coating
    6.
    发明授权
    Weather-resistant resin composition for powder coating 失效
    耐候性粉末涂料用树脂组合物

    公开(公告)号:US6084035A

    公开(公告)日:2000-07-04

    申请号:US180199

    申请日:1998-11-04

    摘要: A resin composition for powder coating, comprising(A) a carboxyl group-containing resin having a number average molecular weight of 1000 to 20000, an acid value of 5 to 200 and a glass transition temperature of 30 to 120.degree. C.,(B) bis(.beta.-methylglycidyl)terephthalate of the formula (1): ##STR1## as a curing agent, and (D) at least one compound selected from the group consisting of amines having the linkage of the formula (2): ##STR2## in the molecule, a triarylphosphines and onium salts as a ring-opening polymerization inhibitor, the equivalent ratio of (.beta.-methylglycidyl group of the component (B))/(carboxyl group of the component (A)) being 0.5 to 3.0. The composition can give a product of curing excellent in impact resistance, weathering resistance and so on.

    摘要翻译: PCT No.PCT / JP97 / 01666 Sec。 371日期:1998年11月4日 102(e)1998年11月4日日期PCT提交1997年5月19日PCT公布。 WO97 / 44400 PCT出版物 日期1997年11月27日一种粉末涂料用树脂组合物,其含有(A)数均分子量为1000〜20000,酸值为5〜200,玻璃化转变温度为30〜120℃的含羧基的树脂 C,(B)式(1)的双(β-甲基缩水甘油基)对苯二甲酸酯:作为固化剂,和(D)至少一种选自具有式(2)键的胺的化合物: 在分子中,作为开环聚合抑制剂的三芳基膦和鎓盐,成分(B)的(β-甲基缩水甘油基)/(成分(A)的羧基)的当量比为0.5〜3.0。 该组合物可以得到耐冲击性,耐候性等优异的固化性产品。

    Resin composition for powder coating
    7.
    发明授权
    Resin composition for powder coating 失效
    粉末涂料用树脂组合物

    公开(公告)号:US06303706B1

    公开(公告)日:2001-10-16

    申请号:US09597414

    申请日:2000-06-19

    IPC分类号: C08F2000

    摘要: A resin composition for powder coating, which comprises the following components (A), (B) and (C): (A) a carboxyl group-containing resin having a number average molecular weight of from 1,000 to 20,000, an acid value of from 5 to 200 and a glass transition temperature of from 30 to 120° C.; (B) tris(&bgr;-methylglycidyl) isocyanurate of the formula (1): (C) as a ring opening polymerization inhibitor, at least one compound selected from the group consisting of amines having in their molecules a bond of the formula (2): and onium salts.

    摘要翻译: 一种粉末涂料用树脂组合物,其含有以下成分(A),(B)和(C):( A)数均分子量为1,000〜20,000的含羧基树脂,酸值为 5至200,玻璃化转变温度为30至120℃;(B)作为开环聚合抑制剂的式(1):( C)的三(β-甲基缩水甘油基)异氰脲酸酯:至少一种选自 由在其分子中具有式(2)的键的胺和鎓盐组成的组。

    Resin composition for powder coating
    8.
    发明授权
    Resin composition for powder coating 失效
    粉末涂料用树脂组合物

    公开(公告)号:US6114473A

    公开(公告)日:2000-09-05

    申请号:US836876

    申请日:1997-05-28

    摘要: A resin composition for powder coating, which comprises the following components (A), (B) and (C): (A) a carboxyl group-containing resin having a number average molecular weight of from 1,000 to 20,000, an acid value of from 5 to 200 and a glass transition temperature of from 30 to 120.degree. C.; (B) tris(.beta.-methylglycidyl) isocyanurate of formula (1); and (C) as a ring opening polymerization inhibitor, at least one compound selected from the group consisting of amines having in their molecules a bond of formula (2); and onium salts.

    摘要翻译: PCT No.PCT / JP95 / 02318 Sec。 371日期1997年5月28日 102(e)日期1997年5月28日PCT提交1995年11月14日PCT公布。 出版物WO96 / 17026 日本1996年6月6日用于粉末涂料的树脂组合物,其包含以下组分(A),(B)和(C)):(A)数均分子量为1,000至20,000的含羧基的树脂, 酸值为5〜200,玻璃化转变温度为30〜120℃。 (B)式(1)的三(β-甲基缩水甘油基)异氰脲酸酯; 和(C)作为开环聚合抑制剂,至少一种选自在其分子中具有式(2)的键的胺的化合物; 和鎓盐。

    Resin compositions for powdery coatings
    9.
    发明授权
    Resin compositions for powdery coatings 失效
    粉末涂料用树脂组合物

    公开(公告)号:US06335389B1

    公开(公告)日:2002-01-01

    申请号:US09600892

    申请日:2000-08-16

    IPC分类号: C08K534

    摘要: A resin composition for powdery coatings, which contains the following components (A), (B) and (C): (A) a carboxyl group-containing resin having a number average molecular weight of from 1000 to 20000, an acid value of from 5 to 200 and a glass transition temperature of from 30 to 120° C., (B) a poly-&bgr;-methylglycidyl compound having at least two structures represented by the formula (1) in one molecule: and (C) a sterically-hindered amine as a heat yellowing inhibitor.

    摘要翻译: 一种粉末涂料用树脂组合物,其含有以下成分(A),(B)和(C):( A)数均分子量为1000〜20000的含羧基树脂,酸值为 5〜200,玻璃化转变温度为30〜120℃,(B)在一分子中具有式(1)表示的至少2种结构的聚-β-甲基缩水甘油基化合物,(C) 受阻胺作为热黄变抑制剂。

    Method for producing purified epoxy compound
    10.
    发明授权
    Method for producing purified epoxy compound 失效
    纯化环氧化合物的制备方法

    公开(公告)号:US5892065A

    公开(公告)日:1999-04-06

    申请号:US892198

    申请日:1997-07-14

    摘要: A 2,3-epoxypropyl derivative or a 2-methyl-2,3-epoxypropyl derivative of a compound having carboxyl groups or amido groups is produced as a purified product having an epoxide equivalent of 1.0 to 1.1 times the theoretical epoxide equivalent of the derivative, an ionic halogen content of 10 ppm or less, transparency when molten and a stability against increase in the epoxide equivalent when stored at 150.degree. C. for 24 hours, by a process comprising steps (A) reacting 1.2 to 60 mol of an epihalohydrin or a 2-methyl-epihalohydrin with 1 mol of active hydrogen atoms of the carboxyl or amido group of the compound in the presence of a particular catalyst, thereby forming a reaction product containing a 2-hydroxy-3-halopropyl derivative or a 2-hydroxy-2-methyl-3-halopropyl derivative, (B) dehydrohalogenating the derivative by adding to the reaction product a sufficient amount of an alkali metal hydroxide thereby forming a final slurry containing the 2,3-epoxypropyl derivative of the 2-methyl-2,3-epoxypropyl derivative and the alkali metal halide, (C) washing the final slurry or a liquid product formed by removing the alkali metal halide from the final slurry thereby forming a refined liquid containing the derivative, and (D) removing by evaporation the epihalohydrin or the 2-methyl-epihalohidrin from the refined liquid, thereby forming the 2,3-epoxypropyl derivative or the 2-methyl-2,3-epoxypropyl derivative as the purified product.

    摘要翻译: 制备具有羧基或酰胺基的化合物的2,3-环氧丙基衍生物或2-甲基-2,3-环氧丙基衍生物作为纯化产物,其环氧当量为衍生物的理论环氧当量的1.0-1.1倍 ,离子卤素含量为10ppm以下,当熔融时的透明度和在150℃下储存24小时时的环氧当量增加的稳定性,通过包括以下步骤的方法:(A)使1.2至60摩尔的表卤代醇 或具有1摩尔化合物的羧基或酰胺基的活性氢原子的2-甲基 - 表卤代醇在特定催化剂的存在下反应,从而形成含有2-羟基-3-卤代丙基衍生物或2-羟基-3-卤代丙基衍生物的反应产物, 羟基-2-甲基-3-卤代丙基衍生物,(B)通过向反应产物中加入足够量的碱金属氢氧化物脱卤化氢,从而形成含有2-甲基-3-氯丙基衍生物的2,3-环氧丙基衍生物的最终浆液, 2,3-环氧丙基衍生物和碱金属卤化物,(C)洗涤最终浆料或通过从最终浆料中除去碱金属卤化物形成的液体产物,从而形成含有该衍生物的精制液体,(D)通过蒸发除去 来自精制液体的表卤代醇或2-甲基 - 表卤代醇,由此形成2,3-环氧丙基衍生物或2-甲基-2,3-环氧丙基衍生物作为纯化产物。