国家/地区 中国（3）
IPC部 C（3）
IPC大类 C08（3） B29（2）
IPC小类 C08K（3）
IPC C08K003/04（3）
发明人 LIU W（3）
公开年 2021（3）
申请年 2020（3）
专利权人 CHONGQING HE.（2）

Blowing ventilating film comprises e.g. taking each raw material, mixing calcium carbonate inorganic filler, mixing polyethylene base material and mixing auxiliary agent, melting and extruding, film blowing and molding, and shaping.

LIU W, YUE Y, JIAN G, YUE J, LI J

Resin material useful for blowing breathable film comprises calcium carbonate inorganic filler, low-density polyethylene substrate, and auxiliary agents comprising plasticizer, antioxidant, lubricant, dispersant and coupling agent.

LIU W, YUE Y, JIAN G, YUE J, LI J

Preparing organic rigid reinforced and toughened alloy pipe for underground use, involves weighing high-density polyethylene, linear low-density polyethylene, and chlorinated polyethylene.

LIU J, HOU X, LIU W, FU Y, PAN X, MEI L, TENG X