国家/地区 中国（2）
IPC部 B（2）
IPC大类 C08（2）
IPC小类 C08K（2）
IPC C08K003/04（2）
发明人
公开年
申请年 2021（2）
专利权人

Multifunctional oxygen barrier pipe useful in cold water and/or hot water conveying and preparing floor heating pipe material, comprises first PB layer, outer hot melt adhesive layer, aluminium layer, inner hot melt adhesive layer and second PB layers from outside to inside in turn.

JIN J, WANG L, LIANG Y

Strong corrosion resistance steel belt reinforced spiral corrugated pipe comprises steel belt and outer pipe and inner pipe composing bisphenol A epoxy vinyl resin, phenolic resin, polypropylene, glass fiber, and modified graphene.

PEI S, ZHOU S, XU J, XU H, CHEN X