国家/地区
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC C09D175/02（2）
发明人
公开年 2023（2）
申请年 2022（2）
专利权人

Preparing polypyrrole/polyurea with electromagnetic shielding efficiency used in e.g. leather, comprises e.g. mixing diisocyanate, non-ionic polyester diol and polyetheramine, adding small molecular weight diamine for chain extension, and adding ethylenediamine ethanesulfonic acid sodium salt.

WANG L, CAO X, SONG J, AN B, YAO X, YAO B

Two-component urea-bond-containing coating composition used for forming coating film for marking pavement surface, comprises main agent containing diethyl aspartate, acrylate modified amine, and polyaspartic acid ester amine, and curing agent containing aliphatic polyisocyanate.

KIMJAEHAK, KIM H G, LEE D