Patent · US Expired

Polyamide resin composition and process for producing the same

US7259196B2 · kind B2 · utility

2Cited by
5References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 23, 2003
Grant dateAug 21, 2007
Priority date
Expiry dateJul 23, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L25/08
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An object of the present invention is to provide a polyamide resin composition having high mechanical properties and high heat resistance while achieving a satisfactory balance between various physical properties. A molded product made of this polyamide resin exhibits a lower warpage and excellent surface appearance. A method for producing the polyamide, resin composition is also provided. The present invention provides a polyamide resin composition containing a polyamide resin and swelling mica treated with a polyether compound having a bisphenol structure. The present invention also provides a method for making the polyamide resin composition including melt-mixing a polyamide resin with a polyether compound.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.