Liquid crystal polyester resin composition and molded article
AssigneeSumitomo Chemical Company, Limited
InventorsTasuku TAMURA, Tomoyuki HARA
Life of this patent
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Abstract
A liquid crystal polyester resin composition includes, as essential components: a component (A): liquid crystal polyester; a component (B): a glass fiber; and a component (C): a fibrous inorganic filling material different from the component (B), in which a blending amount of the component (B) with respect to 100 parts by mass of the component (A) is 50 parts by mass or more and 90 parts by mass or less, a blending amount of the component (C) with respect to 100 parts by mass of the component (A) is 1 part by mass or more and 40 parts by mass or less, and a condition (1) and a condition (2) are satisfied.
Claims10
A liquid crystal polyester resin composition comprising, as essential components:
- a component (A):
- liquid crystal polyester;
- a component (B):
- a glass fiber;
- and
- a component (C):
- a fibrous inorganic filling material different from the component (B),
- wherein a blending amount of the component (B) with respect to 100 parts by mass of the component (A) is 50 parts by mass or more and 90 parts by mass or less,
- a blending amount of the component (C) with respect to 100 parts by mass of the component (A) is 1 part by mass or more and 40 parts by mass or less, and
- the following conditions (1) and (2) are satisfied.
- Condition (1):
- melt viscosity measured at a predetermined measurement temperature within a temperature range of 20° C. to 30° C. higher than a flow start temperature range according to ISO 11443 under a condition of a shear rate of 1000 s−1 is 40 Pa·s or higher and 70 Pa·s or lower
- Condition (2):
- melt viscosity measured at the measurement temperature according to ISO 11443 under a condition of a shear rate of 12000 s−1 is 0.1 Pa·s or higher and 10 Pa·s or lower
Dependencies are inferred from the claim text.