国家/地区
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC
发明人
公开年 2022（2）
申请年 2021（2）
专利权人

Manufacturing plastic card with graphene-antenna comprises preparing colloidal solution including graphene and preparing graphene ink component by mixing colloidal solution, water-dispersible polyurethane solution, and crosslinking agent.

PARK H R

Coated substrate used for electronic device, comprises substrate comprising a metal or metal alloy, basecoat layer on substrate, where basecoat layer comprises pigment particles and one-part thermally cured polymeric resin, and anti-fingerprint topcoat layer on basecoat layer.

WU K, LI Y, CHANG C H, ZHU X