Polyvinylidene fluoride resin composition and molded article
AssigneeKureha Corporation
InventorsTatsuaki MIYASHITA, Kazuyuki SUZUKI
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Abstract
A polyvinylidene fluoride resin composition of the present invention contains an alkyl quaternary ammonium sulfate, an alkali metal concentration in the polyvinylidene fluoride resin composition is 60 ppm or less, and a hydrogen fluoride concentration in the polyvinylidene fluoride is 5 ppm or less. The polyvinylidene fluoride resin composition of the present invention can express sufficient transparency even in a thick molded article.
Claims8
A polyvinylidene fluoride resin composition comprising a polyvinylidene fluoride, the polyvinylidene fluoride resin composition comprising
- an alkyl quaternary ammonium sulfate,
- an alkali metal concentration in the polyvinylidene fluoride resin composition being 60 ppm or less, and
- a hydrogen fluoride concentration in the polyvinylidene fluoride being 5 ppm or less.
A molded article having a thickness of 1 mm or greater,
- the molded article being molded from a polyvinylidene fluoride resin composition containing a polyvinylidene fluoride and an alkyl quaternary ammonium sulfate,
- the polyvinylidene fluoride being a homopolymer of vinylidene fluoride,
- an alkali metal concentration in the polyvinylidene fluoride resin composition being 60 ppm or less, and
- a haze of the molded article being 25% or less.
Dependencies are inferred from the claim text.