Liquid crystal polyester amide, liquid crystal polyester amide resin composition, and molded article

摘要

A liquid crystal polyester amide of the present invention includes 10 mol % to 65 mol % of a structural unit represented by the following formula (1), 3 mol % to 17.5 mol % of a structural unit represented by the following formula (2), 5 mol % to 20 mol % of a structural unit represented by the following formula (3), 7.5 mol % to 42 mol % in total of at least one of a structural unit represented by the following formula (4-1) and a structural unit represented by the following formula (4-2), and 2.5 mol % to 40 mol % in total of at least one of a structural unit represented by the following formula (5-1) and a structural unit represented by the following formula (5-2), and has a melting point of 300° C. or higher.;

主权项

1. A liquid crystal polyester amide resin composition, comprising:
a liquid crystal polyester amide having a melting point of 300° C. or higher, comprising:
10 mol % to 65 mol % of a structural unit represented by the following formula (1);3 mol % to 17.5 mol % of a structural unit represented by the following formula (2);5 mol % to 20 mol % of a structural unit represented by the following formula (3);7.5 mol % to 42 mol % of at least one of a structural unit represented by the following formula (4-1) and a structural unit represented by the following formula (4-2); and2.5 mol % to 40 mol % of at least one of a structural unit represented by the following formula (5-1) and a structural unit represented by the following formula (5-2); and 5 parts by mass to 250 parts by mass with respect to 100 parts by mass of the liquid crystal polyester amide of an inorganic filler; and
wherein an Izod impact strength of a molded article formed of the liquid crystal polyester amide resin composition is 60 kJ/m2 or greater and a tensile strength of the molded article is 110 MPa or greater