PROBLEM TO BE SOLVED: To provide a biodegradable polyester-based resin composition, which can be easily processed into a molded product, fiber, or the like and enables to obtain a molded product, fiber, or the like having good mechanical and physical properties.;SOLUTION: The biodegradable polyester-based resin composition, molded product, or fiber includes swelling phyllosilicate processed with a 3-hydroxyalkanoate polymer and an organic ammonium salt compound represented by general formula (1) [NR1R2R3R4]+X- (wherein X denotes a halogen atom, R1-R4 denote 1-20C hydrocarbon groups and hydrogen atoms), and satisfies the following conditions: (a) the value [N] of swelling phyllosilicate in the biodegradable polyester-based resin composition is 30 or more (where the value [N] denotes the number of particles per unit weight ratio of swelling phyllosilicate present in the area of 100 μm2 of the resin composition) and (b) the average aspect ratio (layer length/layer thickness) of swelling phyllosilicate in the biodegradable polyester-based resin composition is 10 or more.;COPYRIGHT: (C)2012,JPO&INPIT
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机译：解决的问题：提供一种可生物降解的基于聚酯的树脂组合物，其可以容易地加工成模制品，纤维等，并且能够获得具有良好的机械和物理性能的模制品，纤维等。 ;解决方案：可生物降解的聚酯类树脂组合物，模制品或纤维包括用3-羟基链烷酸酯聚合物和通式（1）表示的有机铵盐化合物处理过的膨润层状硅酸盐。[NR 1 R 2 R 3 R 4 ] + X -（其中X表示卤素原子R 1 -R 4 表示1-20C的烃基和氢原子），并满足以下条件：（a）膨胀的层状硅酸盐的值[N]可生物降解的聚酯类树脂组合物为30或更多（其中[N]值表示在t的100μm 2 区域中每单位重量比例的膨胀层状硅酸盐存在的颗粒数树脂组合物）和（b）可生物降解的聚酯基树脂组合物中溶胀的层状硅酸盐的平均长径比（层长/层厚）为10或更高。;版权所有：（C）2012，JPO＆INPIT
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