Surface treatment method and coating method of polyamide resin m

Details Surface treatment method and coating method of polyamide resin m Surface treatment method and coating method of polyamide resin m

1992-10-28

1994-02-08

Lusignan, Michael

Coating processes

With pretreatment of the base

Heating or drying pretreatment

264129, 427322, 528499, B05D 302

Patent

active

052846814

ABSTRACT:
A surface treatment method of a polyamide resin composition molded article is disclosed, comprising bringing the surface of a polyamide resin composition molded article into contact with water, said polyamide resin composition molded article comprising (C) 100 parts by weight of a resin composition comprising (A) from 10 to 80% by weight of a polyamide resin and (B) from 20 to 90% by weight of other thermoplastic resin; and (D) from 0 to 20 parts by weight of at least one modifier selected from a carboxylic acid having at least 2 carboxyl groups in the molecule or a derivative thereof, an amine containing at least 2 nitrogen atom in the molecular, urea or a derivative thereof, and a low-molecular weight polyamide. A coating method of a polyamide resin composition molded article is also disclosed, comprising, after bringing the surface of a resin composition molded article into contact with water, coating the surface with a coating composition.

REFERENCES:
patent: 4340621 (1982-07-01), Matsumiya et al.
patent: 5185188 (1993-02-01), Abe et al.

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