Title:
LASER DECORATION METHOD
Document Type and Number:
WIPO Patent Application WO/2022/014183
Kind Code:
A1
Abstract:
Provided is a laser decoration method that comprises forming a coating film layer on the surface of an aluminum base material with a surface treatment layer therebetween and irradiating the coating film layer with laser light to decorate the surface, wherein the visibility of decoration is improved by suppressing blackening of the exposed aluminum base material. Provided is a laser decoration method that comprises forming a coating film layer on the surface of an aluminum base material with a surface treatment layer therebetween and irradiating the coating film layer with laser light to decorate the surface, wherein the color of the coating film layer at the laser light irradiation position is set to a color having a high absorption rate for the wavelength of the laser light.
Inventors:
NAKANO SHUJI (JP)
OBARA NORIYOSHI (JP)
KITO SATORU (JP)
ISOMURA RYOTARO (JP)
CHIJI SAKI (JP)
OBARA NORIYOSHI (JP)
KITO SATORU (JP)
ISOMURA RYOTARO (JP)
CHIJI SAKI (JP)
Application Number:
PCT/JP2021/020967
Publication Date:
January 20, 2022
Filing Date:
June 02, 2021
Export Citation:
Assignee:
TOYO SEIKAN KAISHA LTD (JP)
International Classes:
B44C1/22; B23K26/00
Foreign References:
| JP2011020286A | 2011-02-03 | |||
| JP2013043292A | 2013-03-04 | |||
| JP2011168422A | 2011-09-01 |
Attorney, Agent or Firm:
EICHI PATENT & TRADEMARK CORP. (JP)
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