Title:
METHOD FOR PREPARING TITANIUM-RESIN BONDED PRODUCT, AND TITANIUM TREATMENT SOLUTIONS THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/010133
Kind Code:
A1
Abstract:
The present invention provides a method for preparing a titanium-resin bonded product, comprising the steps of: a first pore formation step of dipping, in a first solution, a substrate comprising titanium, and etching same to form pores on the substrate, in order to improve the adhesive strength between a resin and the substrate comprising titanium; a second pore formation step of dipping the substrate, which has the pores formed in the first pore formation step, in a second solution and etching same to form other pores; an electrolysis step of dipping, in an electrolytic solution, the substrate having passed through the second pore formation step, so as perform electrolysis; and a molding step of bonding the substrate and a polymer resin, and then performing injection molding, wherein the first solution is a basic solution having a pH greater than 7 and the second solution is an acidic solution having a pH less than 7.
Inventors:
SUNG MU CHANG (KR)
KIM JAE IK (KR)
KIM JAE HWA (KR)
HONG SUNG HO (KR)
KIM JAE IK (KR)
KIM JAE HWA (KR)
HONG SUNG HO (KR)
Application Number:
PCT/KR2021/007779
Publication Date:
January 13, 2022
Filing Date:
June 22, 2021
Export Citation:
Assignee:
PLASTAL CO LTD (KR)
International Classes:
B29C45/14; C23F1/16; C23F1/32; C25D11/00; B29L31/30
Foreign References:
| KR20160048138A | 2016-05-03 | |||
| KR101893884B1 | 2018-08-31 | |||
| KR20130142740A | 2013-12-30 | |||
| JP5554483B2 | 2014-07-23 | |||
| US20100316857A1 | 2010-12-16 |
Attorney, Agent or Firm:
DAHAI INTERNATIONAL PATENT & LAW FIRM (KR)
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