国家/地区 中国（5）
IPC部 B（5）
IPC大类 B05（5）
IPC小类 B05D（5）
IPC C09D005/08（5）
发明人 ZHANG J（5）
公开年 2022（2）
申请年 2022（3） 
专利权人

Preparing poly-o-aminophenol modified graphene/aqueous polyurethane composite coating of multi-layer assembly comprises chemically self-polymerizing o-aminophenol on high-temperature heat-reduced graphene oxide, cross-linking to react on polyurethane, dipping and pulling.

ZHANG J, ZHENG Y

Preparing high-strength aluminum alloy die casting used for automobile engine bracket, involves putting aluminum alloy matrix into acetone, ultrasonically cleaning aluminum alloy matrix, and ultrasonically cleaning aluminum alloy matrix through absolute ethyl alcohol and deionized water in sequence.

WU G, CHEN D, ZHANG J, LI J, WANG X, LI D

Coating useful as functional protective coating of metal base material, comprises epoxy resin, graphene, pigments and fillers, auxiliary agent and curing agent comprising at least one of dicyandiamide curing agent, phenolic curing agent, and/or acid anhydride curing agent.

WAN X, LAI D, CHE C, LI X, ZHANG J, KONG G

Preparation of aluminum alloy fan blade graphene damping coating involves immersing surface-hydroxylated fan blade in silane coupling agent and carboxylated graphene dispersion, reacting, and immersing in acrylic polyurethane solution.

ZENG Y, ZHAO T, WANG H, ZHANG J, HAO Y

Composite material comprises aluminum matrix having specified thickness, and graphene-oil-based epoxy coating having specified thickness and provided on side(s) of aluminum matrix.

QIAN B, ZHANG J