国家/地区 中国（7）
IPC部 C（7）
IPC大类 C08（7）
IPC小类 C08K（7） C08L（7） F16L（3）
C08J（2）
IPC C08K003/04（7）
发明人 YANG J（2）
公开年 2023（7）
申请年 2022（6） 
专利权人

Advanced deep hole liquid explosion fracturing structure useful for downlink comprehensive digging hard rock tunnel, has bag injecting pipe whose end is set on outer side of blast hole, and bag hole sealing device filled with special blasting hole sealing grouting material.

YANG S, TONG X, GAO A, YANG J, XU G

Double-wall corrugated pipe material outer wall and inner wall, where outer wall comprises e.g. chlorinated polyvinyl chloride resin, grafted polyethylene solubilizer, light shielding agent, ultraviolet light absorber, strengthening agent graphene, lubricant, and nano calcium carbonate.

LUO Q, YE C, ZHENG S, CHEN G, ZHANG S

Nano-filler reinforcing fiber hybrid structure ballistic resistant composite material formed by paving first prepreg (nano filler modified fiber prepreg) obtained by soaking reinforcing fiber in modified aqueous polyurethane and second prepreg (weft-free cloth) obtained by soaking reinforcing fiber.

QI C, SONG L, SHANG B, ZHAO Y, GUO M

Wear-resistant lubricating plastic gasket used for automobile transmission system as automobile differential gasket or plate spring noise reduction sheet, comprises ultra-high molecular weight polyethylene powder, and graphene.

QIAO X, YUAN J, YANG D

High-strength polyethylene pipe fittings comprises e.g. polyethylen outer layer, middle layer and inner layer, where outer layer is embedded at outer side of middle layer, and middle layer is provided with reinforcing layer and reinforcing layer is net-shaped structure or planar structure.

CHEN J, CHEN Z, PAN X

Sealing ring with strong weather resistance and high temperature resistance comprises banburying the raw materials natural rubber, nitrile rubber, modifier, kneading, pouring the heated raw materials, injection molding, vulcanizing, demolding and fine grinding of rough billet.

ZHU J, YANG J, XIAO F

High density polyethylene corrugated pipe useful in the field of transportation and construction, comprises inner wall and outer wall, where the inner wall includes enhanced HDPE master batch, magnesium carbonate, zinc sulfide, pentaerythritol ester and polyethylene wax.

LI W, JIANG J, ZHANG Y