Polyester resin and process for its production
    3.
    发明授权
    Polyester resin and process for its production 有权
    聚酯树脂及其生产工艺

    公开(公告)号:US06667383B2

    公开(公告)日:2003-12-23

    申请号:US10263716

    申请日:2002-10-04

    IPC分类号: C08G6378

    摘要: A polyester resin is prepared by polycondensing a dicarboxylic acid component containing terephthalic acid or its ester-forming derivative as the main component, and a diol component containing ethylene glycol as the main component in the presence of (1) a compound of at least one member selected from the group consisting of titanium group elements in Group 4A of the Periodic Table, via an esterification reaction or an ester exchange reaction, wherein the content of copolymerized components other than the terephthalic acid component and the ethylene glycol component, is not more than 4 mole % based on the total dicarboxylic acid component, and in a molded product with a thickness of 3.5 mm injection-molded at 280° C., the difference between the absorbance at a wavelength of 395 nm and the absorbance at a wavelength of 800 nm is at least 0.08, and the difference between the absorbance at a wavelength of 500 nm and the absorbance at a wavelength of 800 nm is at most 0.05.

    摘要翻译: 在(1)至少一种成分的化合物的存在下,将含有对苯二甲酸或其成酯衍生物的二羧酸成分作为主要成分,以乙二醇为主要成分的二醇成分进行缩聚, 通过酯化反应或酯交换反应选自周期表4A族中的钛族元素,其中除对苯二甲酸成分和乙二醇成分以外的共聚成分的含量为4以下 摩尔%,在280℃注射成型的厚度为3.5mm的成型品中,波长395nm处的吸光度与波长800nm处的吸光度之差 至少为0.08,波长500nm处的吸光度与波长800nm处的吸光度之差为0.05以下。

    Polyester resin and process for its production

    公开(公告)号:US20060084782A1

    公开(公告)日:2006-04-20

    申请号:US11294368

    申请日:2005-12-06

    IPC分类号: C08G63/02

    摘要: A polyester resin, whereby a molded product excellent in a gas barrier property and also excellent in an ultraviolet shielding property, a color tone, etc., and which is particularly suitable for molding a bottle for e.g. a beverage required to have an aroma retention property, and further, a polyester resin, whereby the acetaldehyde content as a molded product is reduced to eliminate an influence over the taste, aroma, etc. of the content, and a process for its production, wherein the polycondensability is improved, are to be presented. A polyester resin produced by polycondensing a dicarboxylic acid component containing terephthalic acid or its ester-forming derivative as the main component, and a diol component containing ethylene glycol as the main component in the presence of (1) a compound of at least one member selected from the group consisting of titanium group elements in Group 4A of the periodic table, via an esterification reaction or an ester exchange reaction, characterized in that the content of copolymerized components other than the terephthalic acid component and the ethylene glycol component, is not more than 4 mol % based on the total dicarboxylic acid component, and in a molded product with a thickness of 3.5 mm injection-molded at 280° C., the difference between the absorbance at a wavelength of 395 nm and the absorbance at a wavelength of 800 nm is at least 0.08, and the difference between the absorbance at a wavelength of 500 nm and the absorbance at a wavelength of 800 nm is at most 0.05; and a process for producing a polyester resin, which comprises polycondensing a dicarboxylic acid component containing terephthalic acid or its ester-forming derivative as the main component, and a diol component containing ethylene glycol as the main component in the presence of (1) a compound of at least one member selected from the group consisting of titanium group elements in Group 4A of the periodic table, (2) a compound of at least one element selected from the group consisting of metal elements of Group Ia of the periodic table, elements of Group IIa of the periodic table, manganese, iron and cobalt, and (3) a phosphorus compound, via an esterification reaction or an ester exchange reaction, characterized in that the amounts of the respective compounds (1), (2) and (3) are such amounts that their contents will be from 0.02 to 0.2 mol as the total amount (T) of atoms of the compound (1), from 0.04 to: 0.6 mol as the total amount (M) of atoms of the compound (2) and from 0.02 to 0.4 mol as the total amount (P) of atoms of the compound (3), per 1 ton of the polyester resin.

    Polymerization catalyst for polyester, method for producing it and process for producing polyester using it
    7.
    发明授权
    Polymerization catalyst for polyester, method for producing it and process for producing polyester using it 有权
    用于聚酯的聚合催化剂,其制备方法和使用它的生产聚酯的方法

    公开(公告)号:US07834128B2

    公开(公告)日:2010-11-16

    申请号:US11961167

    申请日:2007-12-20

    IPC分类号: C08G63/02 C08G63/00

    CPC分类号: C08G63/82 C08G63/84 C08G63/85

    摘要: A process for producing a polyester using a catalyst, which catalyst enables producing a polyester excellent in color tone and transparency at a high reaction velocity; the catalyst; and a method for producing the catalyst, which catalyst comprises: (1) at least one metal element selected from the group consisting of metal elements of Group 4A of the Periodic Table, (2) at least one metal element selected from the group consisting of metal elements of Group 2A of the Periodic Table, aluminum, manganese, iron, cobalt, zinc, gallium and germanium, (a) when the total amount of metal atoms derived from metal element (1) is represented by t (mol/catalyst kg), and the total amount of metal atoms derived from metal element (2) is represented by m (mol/catalyst kg), the value of m/t is within 0.50≦m/t≦3.50.

    摘要翻译: 使用催化剂制造聚酯的方法,该催化剂能够以高的反应速度生产色调和透明度优异的聚酯; 催化剂; 和催化剂的制造方法,所述催化剂包含:(1)选自元素周期表第4A族金属元素中的至少一种金属元素,(2)至少一种选自以下的金属元素: 元素周期表第2A族的金属元素,铝,锰,铁,钴,锌,镓和锗,(a)当金属元素(1)衍生的金属原子的总量用t(mol / ),由金属元素(2)衍生的金属原子的总量以m(mol /催化剂kg)表示,m / t的值在0.50< nlE; m / t≦̸ 3.50中。

    Polymerization catalyst for polyester, method for producing it and process for producing polyester using it
    8.
    发明授权
    Polymerization catalyst for polyester, method for producing it and process for producing polyester using it 有权
    用于聚酯的聚合催化剂,其制备方法和使用它的生产聚酯的方法

    公开(公告)号:US07332564B2

    公开(公告)日:2008-02-19

    申请号:US11219765

    申请日:2005-09-07

    IPC分类号: C08G79/02

    CPC分类号: C08G63/82 C08G63/84 C08G63/85

    摘要: Polymerization catalysts for polyesters include: (1) metal elements selected from metal elements of Group 4A of the Periodic Table; and (2) metal elements selected from metal elements of Group 2A of the Periodic Table, aluminum, manganese, iron, cobalt, zinc, gallium and germanium. The catalysts are in a liquid state with a turbidity of at most 20% in a light path length of 10 mm, and a ratio the total amount of metal atoms derived from the above metal element (2) to the total amount of metal atoms derived from the above metal element (1) is from 0.50 to 3.50.

    摘要翻译: 用于聚酯的聚合催化剂包括:(1)选自元素周期表第4A族金属元素的金属元素; 和(2)选自元素周期表第2A族的金属元素的金属元素,铝,锰,铁,钴,锌,镓和锗。 催化剂处于液态,光路长度为10mm的浊度至多为20%,衍生自上述金属元素(2)的金属原子总量与衍生的金属原子总量的比例 从上述金属元素(1)为0.50〜3.50。

    POLYMERIZATION CATALYST FOR POLYESTER, METHOD FOR PRODUCING IT AND PROCESS FOR PRODUCING POLYESTER USING IT
    9.
    发明申请
    POLYMERIZATION CATALYST FOR POLYESTER, METHOD FOR PRODUCING IT AND PROCESS FOR PRODUCING POLYESTER USING IT 有权
    用于聚酯的聚合催化剂,其生产方法和使用其生产聚酯的方法

    公开(公告)号:US20080108780A1

    公开(公告)日:2008-05-08

    申请号:US11961167

    申请日:2007-12-20

    IPC分类号: C08G63/16

    CPC分类号: C08G63/82 C08G63/84 C08G63/85

    摘要: A polymerization catalyst for a polyester, characterized in that it comprises components having at least the following metal element (1) and the following metal element (2), their contents satisfy the following (a), it is in a liquid state with a turbidity of at most 20% in a light path length of 10 mm, and a polyester excellent in color tone and transparency can be produced at a high reaction velocity with it, a method for producing it and a process for producing a polyester using it: (1) at least one metal element selected from the group consisting of metal elements of Group 4A of the Periodic Table, (2) at least one metal element selected from the group consisting of metal elements of Group 2A of the Periodic Table, aluminum, manganese, iron, cobalt, zinc, gallium and germanium, (a) when the total amount of metal atoms derived from the above metal element (1) is represented by t (mol/catalyst kg), and the total amount of metal atoms derived from the above metal element (2) is represented by m (mol/catalyst kg), the value of m/t is within the following range: 0.50≦m/t≦3.50

    摘要翻译: 一种聚酯用聚合催化剂,其特征在于,其含有至少含有以下金属元素(1)和下述金属元素(2)的成分,其含量满足以下(a),为液态,其浊度 在光路长度为10mm的情况下最多为20%,并且可以以高反应速度产生色调和透明度优异的聚酯,其制备方法和使用它的聚酯的制备方法( 1)选自元素周期表第4A族金属元素中的至少一种金属元素,(2)选自元素周期表第2A族金属元素中的至少一种金属元素,铝,锰 (a)当由上述金属元素(1)衍生的金属原子的总量由t(mol /催化剂kg)表示时,衍生自金属元素(1)的金属原子总量, 上述金属元素(2)代表 由m(mol /催化剂kg)引入,m / t的值在以下范围内:<?in-line-formula description =“In-line formula”end =“lead”?> 0.50 <= m / t <= 3.50 <?in-line-formula description =“In-line Formulas”end =“tail”?>

    Polymerization catalyst for polyester, method for producing it and process for producing polyester using it
    10.
    发明申请
    Polymerization catalyst for polyester, method for producing it and process for producing polyester using it 有权
    用于聚酯的聚合催化剂,其制备方法和使用它的生产聚酯的方法

    公开(公告)号:US20060009612A1

    公开(公告)日:2006-01-12

    申请号:US11219765

    申请日:2005-09-07

    IPC分类号: C08G63/78

    CPC分类号: C08G63/82 C08G63/84 C08G63/85

    摘要: A polymerization catalyst for a polyester, characterized in that it comprises components having at least the following metal element (1) and the following metal element (2), their contents satisfy the following (a), it is in a liquid state with a turbidity of at most 20% in a light path length of 10 mm, and a polyester excellent in color tone and transparency can be produced at a high reaction velocity with it, a method for producing it and a process for producing a polyester using it: (1) at least one metal element selected from the group consisting of metal elements of Group 4A of the Periodic Table, (2) at least one metal element selected from the group consisting of metal elements of Group 2A of the Periodic Table, aluminum, manganese, iron, cobalt, zinc, gallium and germanium, (a) when the total amount of metal atoms derived from the above metal element (1) is represented by t (mol/catalyst kg), and the total amount of metal atoms derived from the above metal element (2) is represented by m (mol/catalyst kg), the value of m/t is within the following range: 0.50≦m/t≦3.50

    摘要翻译: 一种聚酯用聚合催化剂,其特征在于,其含有至少含有以下金属元素(1)和下述金属元素(2)的成分,其含量满足以下(a),为液态,其浊度 在光路长度为10mm的情况下最多为20%,并且可以以高反应速度产生色调和透明度优异的聚酯,其制备方法和使用它的聚酯的制备方法( 1)选自元素周期表第4A族金属元素中的至少一种金属元素,(2)选自元素周期表第2A族金属元素中的至少一种金属元素,铝,锰 (a)当由上述金属元素(1)衍生的金属原子的总量由t(mol /催化剂kg)表示时,衍生自金属元素(1)的金属原子总量, 上述金属元素(2)代表 由m(mol /催化剂kg)引入,m / t的值在以下范围内:<?in-line-formula description =“In-line formula”end =“lead”?> 0.50 <= m / t <= 3.50 <?in-line-formula description =“In-line Formulas”end =“tail”?>