国家/地区 中国（2）
IPC部 C（3）
IPC大类 C08（3）
IPC小类 C08L（3）
IPC C08L067/02（3）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Ball used as airsoft ammunition, comprises biodegradable polymer and additives, such as electrostatic charge eliminating additive, density increasing additive, and/or strength/hardness modifying additive added to polymer mass during compounding stage.

VYYRYLAEINEN S

Oxidation-resistant polyethylene composite pipe comprises core pipe that is provided with aluminum sheet layer provided with outer layer pipe, where core pipe and outer layer pipe are made of polyethylene, chlorinated polyethylene, dibutyltin dilaurate, zinc stearate, graphene, and barium laurate.

LIU J, WANG J, WANG H, WU D

Film coating cabin air supply pipeline for producing polyethylene terephthalate graphene film coating coiled material, has pipeline whose bottom end is provided with supporting device, where bottom end of air cushion is provided with anti-corrosion layer.

LV H