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    • 5. 发明申请
    • Multi-Layer Bottle
    • 多层瓶
    • US20100233401A1
    • 2010-09-16
    • US12160469
    • 2007-01-15
    • Jun MitaderaKatsuya MaruyamaKazunobu MaruoTomonori Kato
    • Jun MitaderaKatsuya MaruyamaKazunobu MaruoTomonori Kato
    • B32B1/02B32B27/34B32B27/36
    • B32B1/02B29B2911/14053B29B2911/14066B29B2911/1408B29B2911/14093B29B2911/1412B29B2911/14126B29B2911/14146B29B2911/14153B29C49/06B29C49/221B29K2067/00B32B27/08B32B27/34B32B27/36B65D1/0215C08L77/00C08L77/06C08L2205/02Y10T428/1352Y10T428/1379C08L2666/20
    • There is provided a multilayer bottle including outermost and innermost layers each made mainly of a polyester (A) and at least one barrier layer interposed between the outermost and innermost layers. The polyester (A) is a thermoplastic resin obtained by polymerizing a dicarboxylic acid component containing 80 mol % or more of terephthalic acid with a diol component containing 80 mol % or more of ethylene glycol. The barrier layer is composed of a polyamide (B) and a polyamide (C). The polyamide (B) is obtained by polycondensing a diamine component containing 70 mol % or more of m-xylylenediamine with a dicarboxylic acid component containing 70 mol % or more of an α,ω-linear aliphatic dicarboxylic acid having 4 to 20 carbon atoms. The polyamide (C) has a higher saturation water content than that of the polyamide (B) as measured at 23° C. and 50% RH under 1 atm, and a content of the polyamide (C) in the barrier layer is 20% by weight or less on the basis of a weight of the barrier layer. The multilayer bottle hardly suffers from delamination upon dropping or upon exposure to impact and, therefore, is not required to have a shape with less irregularities or less bends for preventing the delamination, and further has a large freedom of design choice.
    • 提供了包括最外层和最内层的多层瓶,它们分别由聚酯(A)和至少一个介于最外层和最内层之间的阻挡层制成。 聚酯(A)是通过使含有80摩尔%以上的对苯二甲酸的二羧酸成分与含有80摩尔%以上的乙二醇的二醇成分聚合而得到的热塑性树脂。 阻挡层由聚酰胺(B)和聚酰胺(C)组成。 聚酰胺(B)通过将含有70摩尔%以上的间苯二甲胺的二胺成分与含有70摩尔%以上的具有4〜20个碳原子的α,ω-直链脂肪族二羧酸的二羧酸成分缩聚而获得。 聚酰胺(C)在23℃,50%RH,1atm以下测定的聚酰胺(B)的饱和水分含量较高,阻挡层中聚酰胺(C)的含量为20% 以阻挡层的重量为基准。 多层容器在滴下或暴露于冲击时几乎不会发生分层,因此不需要具有较少的不规则形状或较少弯曲的形状,以防止分层,并且还具有大的设计自由度。
    • 6. 发明申请
    • POLYESTER RESIN COMPOSITION, METHOD FOR PRODUCING SAME AND MOLDED BODY
    • 聚酯树脂组合物,其制造方法和成型体
    • US20090092778A1
    • 2009-04-09
    • US12282372
    • 2007-03-09
    • Katsuya MaruyamaKazunobu MaruoTomomichi KandaTsuneaki Masuda
    • Katsuya MaruyamaKazunobu MaruoTomomichi KandaTsuneaki Masuda
    • B32B1/08C08K5/092
    • C08L67/02C08K5/092C08K2201/008C08L77/00Y10T428/1352Y10T428/139C08L2666/20
    • Provided are a resin composition which is colored little and has excellent gas barrier properties, transparency and mechanical properties, a method for producing it, and a shaped article. The composition is a polyester resin composition comprising from 2 to 30% by weight of a specific polyamide resin (A), from 69.5 to 97.99% by weight of a specific polyester resin (B) and from 0.01 to 0.5% by weight of a di- and/or tri-polycarboxylic acid compound (c), which satisfies a≦b, 60≦a+b≦150, 1≦c×Cc≦20, 1≦c×Cc/(a×Ca)≦12 (wherein a is a concentration of the terminal amino group of the polyamide resin (A), b is a concentration of the terminal carboxyl group of the polyamide resin (A), c is a concentration of the carboxyl group in the polycarboxylic acid compound (C), Cc is a concentration of the polycarboxylic acid compound (C) in the polyester resin composition, and Ca is a concentration of the polyamide resin (A) in the polyester resin composition (g/g). The method is for producing the resin composition; and the shaped article is obtained by shaping the resin composition.
    • 提供一种少许着色,具有优异的阻气性,透明性和机械性能的树脂组合物,其制造方法和成型制品。 该组合物是一种聚酯树脂组合物,其包含2至30重量%的特定聚酰胺树脂(A),69.5至97.99重量%的特定聚酯树脂(B)和0.01至0.5重量%的二 - 和/或三聚羧酸化合物(c),其满足<= b,60 <= a + b <= 150,1 / = cxCc <= 20,1 <= cxCc /(axCa) 其中a是聚酰胺树脂(A)的末端氨基的浓度,b是聚酰胺树脂(A)的末端羧基的浓度,c是多元羧酸化合物(C ),Cc是聚酯树脂组合物中的多元羧酸化合物(C)的浓度,Ca是聚酯树脂组合物中聚酰胺树脂(A)的浓度(g / g),该树脂的制造方法 组合物;通过使树脂组合物成形获得成型制品。
    • 7. 发明授权
    • Polyester resin composition, method for producing same and molded body
    • 聚酯树脂组合物,其制造方法和成型体
    • US08597750B2
    • 2013-12-03
    • US12282372
    • 2007-03-09
    • Katsuya MaruyamaKazunobu MaruoTomomichi KandaTsuneaki Masuda
    • Katsuya MaruyamaKazunobu MaruoTomomichi KandaTsuneaki Masuda
    • C08L67/02B01J15/00
    • C08L67/02C08K5/092C08K2201/008C08L77/00Y10T428/1352Y10T428/139C08L2666/20
    • Provided are a resin composition which is colored little and has excellent gas barrier properties, transparency and mechanical properties, a method for producing it, and a shaped article. The composition is a polyester resin composition comprising from 2 to 30% by weight of a specific polyamide resin (A), from 69.5 to 97.99% by weight of a specific polyester resin (B) and from 0.01 to 0.5% by weight of a di- and/or tri-polycarboxylic acid compound (c), which satisfies a≦b, 60 ≦a+b≦150, 1≦c×Cc≦20, 1≦c×Cc/(a×Ca)≦12 (wherein a is a concentration of the terminal amino group of the polyamide resin (A), b is a concentration of the terminal carboxyl group of the polyamide resin (A), c is a concentration of the carboxyl group in the polycarboxylic acid compound (C), Cc is a concentration of the polycarboxylic acid compound (C) in the polyester resin composition, and Ca is a concentration of the polyamide resin (A) in the polyester resin composition (g/g). The method is for producing the resin composition; and the shaped article is obtained by shaping the resin composition.
    • 提供一种少许着色,具有优异的阻气性,透明性和机械性能的树脂组合物,其制造方法和成型制品。 该组合物是一种聚酯树脂组合物,其包含2至30重量%的特定聚酰胺树脂(A),69.5至97.99重量%的特定聚酯树脂(B)和0.01至0.5重量%的二 - 和/或三聚羧酸化合物(c),其满足@ b,60 @ a + b @ 150,1 / c×Cc @ 20,1 @ c×Cc /(a×Ca)@ 12(其中 a是聚酰胺树脂(A)的末端氨基的浓度,b是聚酰胺树脂(A)的末端羧基的浓度,c是多元羧酸化合物(C)中的羧基浓度, Cc是聚酯树脂组合物中的多元羧酸化合物(C)的浓度,Ca是聚酯树脂组合物中聚酰胺树脂(A)的浓度(g / g),该树脂组合物的制造方法 通过使树脂组合物成形而得到成形体。