国家/地区 中国（2）
IPC部 A（2） C（2）
IPC大类 A61（2）
IPC小类 A61F（2）
IPC A61F006/04（2）
发明人
公开年
申请年
专利权人

Graphene reinforced aqueous polyurethane high barrier material used in natural latex condom, has multilayer structure, where each layer is formed by drying semi-vulcanized natural rubber emulsion or graphene/aqueous polyurethane emulsion.

WANG X

Preparing polyurethane emulsion for graphene aqueous polyurethane safety sleeve, involves putting dihydric alcohol into reaction kettle, stirring and heating, and performing vacuum dehydration on dihydric alcohol.

DAI J, GUO W, LI W, WANG W