Patent · US Expired

Layered resin molding and multilayered molded article

US6893729B2 · kind B2 · utility

6Cited by
8References
44Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 19, 2001
Grant dateMay 17, 2005
Priority date
Expiry dateSep 3, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31743
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

The present invention is to provide a laminated resin molding comprising a polyamide-based resin composition as an outer layer and being excellent in interlayer adhesion strength, in particular a laminated resin molding comprising a fluorine-containing resin as an inner layer.The present invention is a laminated resin molding which comprises a layer (A) comprising a polyamide-based resin composition and a layer (B) laminated to said layer (A), said layer (B) comprising a fluorine-containing ethylenic polymer having a carbonyl group, and said polyamide-based resin composition having a functional group, in addition to an amide group, selected from the group consisting of hydroxyl group, carboxyl group, ester group and sulfonamide group in a total amount of 0.05 to 80 equivalent percent relative to the amide group.

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