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    • 123. 发明专利
    • Adhesive and oxygen barrier film using the same
    • 粘合和氧气遮盖膜使用它
    • JP2012201731A
    • 2012-10-22
    • JP2011065758
    • 2011-03-24
    • Dic CorpDic株式会社
    • OSONO KEIICHITAKEDA HIROYUKI
    • C09J167/00B32B27/36B65D65/40C09J11/06C09J161/12
    • PROBLEM TO BE SOLVED: To provide an adhesive which is mainly composed of polyester usable for food packaging and excellent in oxygen barrier property, and can be used for lamination method, and an oxygen barrier film using the adhesive.SOLUTION: The adhesive contains an amorphous polyester polyol, at least one polyphenol compound selected from polyhydric phenol and polyhydric naphthol, and a hardener reactable therewith. The amorphous polyester polyol is amorphous polyester polyol (A) obtained by polycondensation with ortho-oriented aromatic dicarboxylic acid or anhydride thereof and polyhydric alcohol as main components. The oxygen barrier film is obtained by using the adhesive.
    • 要解决的问题:提供主要由用于食品包装的聚酯的聚合物和阻氧性优异的粘合剂,并且可以用于层压方法和使用该粘合剂的氧阻隔膜。 解决方案:粘合剂含有无定形聚酯多元醇,至少一种选自多元酚和多元萘酚的多酚化合物和与其反应的固化剂。 无定形聚酯多元醇是通过与邻位取向的芳族二羧酸或其酸酐和多元醇作为主要成分缩聚获得的无定形聚酯多元醇(A)。 通过使用粘合剂获得氧阻隔膜。 版权所有(C)2013,JPO&INPIT
    • 124. 发明专利
    • Polyester resin composition
    • 聚酯树脂组合物
    • JP2012180409A
    • 2012-09-20
    • JP2011042768
    • 2011-02-28
    • Dainippon Printing Co Ltd大日本印刷株式会社
    • UCHIDA HIROAKIIMAMURA SHIGEKI
    • C08L67/00C08K5/29C08K5/3415C09J7/02C09J127/12C09J167/00C09J175/06
    • PROBLEM TO BE SOLVED: To provide a polyester resin composition used for an adhesive tape peelable even after thermal history, wherein the resin composition is excellent in heat resistance and can be attached without heating the resin composition or applying pressure to the resin composition.SOLUTION: A polyester resin composition for an adhesive contains a polyester resin, an isocyanate crosslinking agent, and a specific bismaleimide compound. A polyester adhesive can be produced by: heating the polyester resin composition for the adhesive; and subsequently subjecting the resin composition thus heated to ultraviolet irradiation.
    • 要解决的问题:为了提供即使在热历史之后也可剥离的粘合带的聚酯树脂组合物,其中树脂组合物的耐热性优异,并且可以在不加热树脂组合物的情况下附着或对树脂组合物施加压力而附着 。 解决方案:用于粘合剂的聚酯树脂组合物含有聚酯树脂,异氰酸酯交联剂和特定的双马来酰亚胺化合物。 聚酯粘合剂可以通过以下方式制备:加热用于粘合剂的聚酯树脂组合物; 然后对由此加热的树脂组合物进行紫外线照射。 版权所有(C)2012,JPO&INPIT
    • 125. 发明专利
    • Adhesive resin, adhesive resin composition, and laminate
    • 粘合树脂,粘合树脂组合物和层压板
    • JP2012082316A
    • 2012-04-26
    • JP2010229631
    • 2010-10-12
    • Mitsubishi Chemicals Corp三菱化学株式会社
    • FUTAMURA TATSUOSEKI MOTOHIRO
    • C08F8/46B32B27/32B32B27/36C08F283/02C09J7/02C09J123/00C09J167/00
    • Y02P20/544
    • PROBLEM TO BE SOLVED: To provide an adhesive resin and an adhesive resin composition, containing a few amount of unreacted components and oligomer components, and a laminate which contains a few amount of unreacted components and oligomer components, exhibits high adhesion strength, and is suitable for medical/food wrapping materials.SOLUTION: The adhesive resin is obtained when a reactant (A), which is obtained by reacting a thermoplastic resin (a1) selected from a polyolefin resin and a polyester elastomer with an unsaturated compound (a2) reactive with the thermoplastic resin (a1), is brought into contact with a supercritical fluid. When performing heating extraction at 230°C for 5 minutes, a volatilization occurs at a ratio of 2,200 μg/g or less in the adhesive resin.
    • 待解决的问题:为了提供含有少量未反应组分和低聚物组分的粘合剂树脂和粘合剂树脂组合物,以及含有少量未反应组分和低聚物组分的层压体,显示出高粘附强度, 适用于医疗/食品包装材料。 解决方案:当通过使选自聚烯烃树脂和聚酯弹性体的热塑性树脂(a1)与与热塑性树脂反应的不饱和化合物(a2)反应获得的反应物(A)获得粘合树脂( a1)与超临界流体接触。 当在230℃下进行加热提取5分钟时,在粘合树脂中以2,200μg/ g以下的比例发生挥发。 版权所有(C)2012,JPO&INPIT