国家/地区 中国（3）
IPC部 C（3） G（3）
IPC大类 C09（3）
IPC小类 C09D（3） G03B（2）
IPC C09D007/65（3）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Composition useful for preparing light-shielding film of smartphone camera module as spacer, washer and coating solution comprises carbon-based particles, thermosetting binder resins, dispersants, polymer beads and solvents.

PARK S C, YUN J H, KIM Y S, KIM Y, PIAO S

Light-resistant screen coating used for light-resistant screen, comprises film-forming substance, graphene, additives and diluents, and includes acrylic resin, epoxy resin, aluminum silver powder, and aluminum-silver powder directional agent.

ZHOU Y, LI Z, WANG M, GAO X, CUI K

Water-soluble resin composition useful for forming laser etching protective film on semiconductor element substrate, comprises aqueous polyolefin, water-soluble high molecular polymer, aqueous photoinitiator, adhesion promoter, auxiliary agent, deionized water and filler.

MA X