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    • 1. 发明专利
    • Polyamide based double-layer matte film
    • 基于聚酰胺的双层胶片
    • JP2012158031A
    • 2012-08-23
    • JP2011018213
    • 2011-01-31
    • Unitika Ltdユニチカ株式会社
    • KURE ZOKUNNANJO KAZUNARINAGAI MITSURU
    • B32B27/34B32B27/18
    • PROBLEM TO BE SOLVED: To provide a polyamide based double-layer matte film which has a high haze and sophistication with a surface in lusterless state and a feel of Japanese paper.SOLUTION: This is a polyamide based double-layer matte film that is a film on which a matte layer (B layer) is laminated on one surface of a base material layer (A layer) formed from a polyamide resin, and is characterized by being comprised of a resin which B layer is a principal ingredient of polyamide resin and a fine silica powder which oil absorption measured by JIS K5101 is less than 220 ml/100 g, and a film haze is more than 40% and a surface glossiness of the B layer is less 20%.
    • 解决的问题:提供一种具有高雾度和复杂性的无光泽状态的表面和日本纸的感觉的聚酰胺类双层无光泽膜。 解决方案:这是一种聚酰胺基双层无光泽膜,其是在由聚酰胺树脂形成的基材层(A层)的一个表面上层叠有无光泽层(B层)的膜,并且是 其特征在于由B层是聚酰胺树脂的主要成分的树脂和由JIS K5101测定的吸油量小于220ml / 100g的二氧化硅细粉末,膜雾度大于40%,表面 B层的光泽度小于20%。 版权所有(C)2012,JPO&INPIT
    • 2. 发明专利
    • Packaging material
    • 用于包装的材料
    • JP2010005802A
    • 2010-01-14
    • JP2008164479
    • 2008-06-24
    • Unitika Ltdユニチカ株式会社
    • YANO TAKUMASHIBA YOSHITOKURE ZOKUN
    • B32B27/32B65D65/40C09J11/06C09J123/00C09J139/04
    • PROBLEM TO BE SOLVED: To provide a packaging material which is tolerant toward various contents and excellent in boiling resistance.
      SOLUTION: In the packaging material, a thermoplastic resin film, an adhesive layer, and a sealant layer are stacked in turn. The adhesive layer contains an acid-modified polyolefin resin (A) and a crosslinking agent (B), wherein the mass ratio (A/B) of (A) and (B) is 99.9/0.1 to 50/50, (A) contains 0.1-10 mass% of an unsaturated carboxylic acid component, and (B) is a polyvalent oxazoline compound (b1) and/or a polyvalent hydrazide compound (b2).
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供耐各种内容物和优异的耐沸性的包装材料。 解决方案:在包装材料中,依次层叠热塑性树脂膜,粘合剂层和密封剂层。 粘合剂层含有酸改性聚烯烃树脂(A)和交联剂(B),其中(A)和(B)的质量比(A / B)为99.9 / 0.1〜50/50,(A) 含有0.1〜10质量%的不饱和羧酸成分,(B)为多价恶唑啉化合物(b1)和/或多价酰肼化合物(b2)。 版权所有(C)2010,JPO&INPIT
    • 3. 发明专利
    • Packaging material
    • 用于包装的材料
    • JP2010005803A
    • 2010-01-14
    • JP2008164480
    • 2008-06-24
    • Unitika Ltdユニチカ株式会社
    • YANO TAKUMASHIBA YOSHITOKURE ZOKUN
    • B32B27/32B65D65/40C09J11/06C09J123/30C09J139/04
    • PROBLEM TO BE SOLVED: To provide a packaging material which is tolerant toward various contents and excellent in boiling resistance. SOLUTION: In the packaging material, a barrier layer, an adhesive layer, and a sealant layer are stacked in turn. The adhesive layer contains an acidified polyolefin resin (A) and a crosslinking agent (B), wherein the mass ratio (A/B) of (A) to (B) is 99.9/0.1-50/50, (A) contains 0.1-10 mass% of an unsaturated carboxylic acid component, and (B) is a polyvalent oxazoline compound (b1) and/or a polyvalent hydrazide compound (b2). COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供耐各种内容物和优异的耐沸性的包装材料。 解决方案:在包装材料中,依次堆叠阻挡层,粘合剂层和密封剂层。 粘合剂层含有酸化聚烯烃树脂(A)和交联剂(B),其中(A)与(B)的质量比(A / B)为99.9 / 0.1-50 / 50,(A)含有0.1 -10质量%的不饱和羧酸成分,(B)为多价恶唑啉化合物(b1)和/或多价酰肼化合物(b2)。 版权所有(C)2010,JPO&INPIT
    • 4. 发明专利
    • Laminated film
    • 层压膜
    • JP2009226870A
    • 2009-10-08
    • JP2008078025
    • 2008-03-25
    • Unitika Ltdユニチカ株式会社
    • YANO TAKUMAKURE ZOKUNSHIBA YOSHITO
    • B32B27/32C09J123/26C09J167/00C09J175/04
    • PROBLEM TO BE SOLVED: To provide a laminated film having satisfactory interlayer adhesiveness with respect to lamination of polypropylene film and sealant resin.
      SOLUTION: In the laminated film prepared by laminating a sealant layer on at least one surface of the polypropylene film via an adhesive layer, the adhesive layer comprises a mixture of: an acid-modified polyolefin resin (A) which contains a (meth)acrylic ester component and has an unsaturated carboxylic acid content of 0.01 to 5.0 mass%; and a thermoplastic resin (B) of a glass transition temperature of 5°C or less, wherein the mass ratio (A)/(B) is in the range of 99/1 to 20/80.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种层压膜,其对于聚丙烯膜和密封剂树脂的层压具有令人满意的层间粘合性。 解决方案:在通过粘合剂层在聚丙烯膜的至少一个表面上层压密封剂层制备的层压膜中,粘合剂层包括以下混合物:酸改性聚烯烃树脂(A),其含有( 甲基)丙烯酸酯成分,不饱和羧酸含量为0.01〜5.0质量% 和玻璃化转变温度为5℃以下的热塑性树脂(B),其中质量比(A)/(B)在99/1〜20/80的范围内。 版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Simultaneous biaxially stretched polyamide multilayered film
    • 同时双向拉伸聚酰胺多层膜
    • JP2011073280A
    • 2011-04-14
    • JP2009227156
    • 2009-09-30
    • Unitika Ltdユニチカ株式会社
    • KURE ZOKUNKIMURA KIYOHIDENISHIMURA HIROSHI
    • B32B27/34B29C55/16B29K77/00B29L9/00B65D65/40B65D81/07
    • PROBLEM TO BE SOLVED: To provide a simultaneously biaxially stretched polyamide multilayered film which exhibits excellent gas barrier properties and MD ductility when it is used as an airbag cushioning material for packaging.
      SOLUTION: This simultaneously biaxially stretched polyamide multilayered film is of at least a three-layer structure composed of the following constituent layers: a mixed polyamide layer (X) containing not less than 1 mass% to less than 5 mass% of non-crystalline polyamide resin (b) in an aliphatic polyamide resin (a), and a mixed polyamide layer (Y) containing not less than 5 mass% to not more than 25 mass% of aliphatic polyamide resin (d) in an aromatic polyamide resin (c) composed of a xylylene diamine component and a 4 to 12C aliphatic dicarboxylic acid component. These layers are laminated on each other in the order of (X)/(Y)/(X). Further, the simultaneously biaxially stretched polyamide multilayered film, characterized in that the ductility in the MD direction is not less than 110% and not more than 140%.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种同时双轴拉伸的聚酰胺多层膜,当其用作包装的气囊缓冲材料时,其表现出优异的阻气性和MD延展性。 解决方案:该同时双轴拉伸的聚酰胺多层膜至少具有由以下构成层组成的三层结构:含有不少于1质量%至小于5质量%的非聚合层的混合聚酰胺层(X) 脂肪族聚酰胺树脂(a)中的结晶性聚酰胺树脂(b)和在芳香族聚酰胺树脂中含有不少于5质量%以上且25质量%以下的脂肪族聚酰胺树脂(d)的混合聚酰胺层(Y) (c)由亚二甲苯二胺成分和4〜12C脂肪族二羧酸成分构成。 这些层以(X)/(Y)/(X)的顺序层叠在一起。 此外,同时双轴拉伸的聚酰胺多层膜,其特征在于,MD方向的延展性不小于110%且不大于140%。 版权所有(C)2011,JPO&INPIT
    • 7. 发明专利
    • Polyamide laminated film for lithium ion secondary battery exterior
    • 用于锂离子二次电池外部的聚酰胺层压膜
    • JP2011175841A
    • 2011-09-08
    • JP2010038705
    • 2010-02-24
    • Unitika Ltdユニチカ株式会社
    • KURE ZOKUNNISHIMURA HIROSHIISHIBASHI NAOTOYAMADA MUNENORI
    • H01M2/02B32B27/32
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a polyamide laminated film for lithium ion secondary battery exterior by preventing the outstanding moldability of polyamide resin from being deteriorated and improving an acid resistance for hydrofluoric acid and resistance for electrolyte. SOLUTION: The polyamide laminated film for lithium ion secondary battery exterior includes at least a polyamide resin layer and an acid modified polyolefin resin (A) layer. In this case, the polyamide laminated film for lithium ion secondary battery exterior is characterized by having the acid modified polyolefin resin (A) contain 0.1 to 20 mass% of unsaturated carboxylic acid component and 50 to 98 mass% of unsaturated hydrocarbon component with a carbon number of 2 to 6. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:通过防止聚酰胺树脂的突出成型性劣化并提高氢氟酸的耐酸性和耐电解质性,来提供用于锂离子二次电池的聚酰胺层压膜。 解决方案:用于锂离子二次电池外壳的聚酰胺层压膜至少包括聚酰胺树脂层和酸改性聚烯烃树脂(A)层。 在这种情况下,用于锂离子二次电池外壳的聚酰胺层压膜的特征在于,酸改性聚烯烃树脂(A)含有0.1〜20质量%的不饱和羧酸成分,50〜98质量%的不饱和烃成分为碳 数量为2至6.版权所有(C)2011,JPO&INPIT
    • 10. 发明专利
    • Resin aqueous dispersion and production method of the same
    • 树脂水分散体及其生产方法
    • JP2010090188A
    • 2010-04-22
    • JP2008258475
    • 2008-10-03
    • Unitika Ltdユニチカ株式会社
    • KURE ZOKUNYANO TAKUMA
    • C08L77/12B32B27/18B32B27/34C08G69/44C08K5/17C09D5/02C09D5/24C09D177/12C09K3/16
    • PROBLEM TO BE SOLVED: To provide a hardly hydrolyzable polyetherester amide resin aqueous dispersion which cannot be prepared as an aqueous dispersion in the conventional arts.
      SOLUTION: The resin aqueous dispersion contains a polyetherester amide resin, an aqueous medium and a basic compound, and is characterized in that: the polyetherester amide resin is derived from a polyamide (A) and an alkylene oxide adduct (B) of bisphenols; the polyamide (A) is derived from a specific compound (a) and an alkali metal salt of 3-sulfoisophthalic acid (b) and has a carboxy group at both molecular ends; and the polyetherester amide resin contains sulfo groups and/or an alkali metal salt of the groups by 0.2 to 10 mass%.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 待解决的问题:提供一种难以水解的聚醚酯酰胺树脂水分散体,其在现有技术中不能作为水性分散体制备。 解决方案:树脂水分散体含有聚醚酯酰胺树脂,水性介质和碱性化合物,其特征在于:聚醚酯酰胺树脂衍生自聚酰胺(A)和烯化氧加合物(B) 双酚; 聚酰胺(A)衍生自特定化合物(a)和3-磺基间苯二甲酸(b)的碱金属盐,并且在两个分子末端具有羧基; 聚醚酯酰胺树脂含有0.2〜10质量%的基团和/或碱金属盐。 版权所有(C)2010,JPO&INPIT