国家/地区 中国（12）
IPC部 C（12）
IPC大类 C08（12）
IPC小类 C08K（12） C08L（12） F16L（8）
C08J（5） B29D（4） B32B（3）
IPC C08L023/06（12）
发明人
公开年 2022（6） 2023（6）
申请年 2022（12）
专利权人

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

Double insulation type self-limiting temperature heating cable used in electric heating element, comprises two parallel metal wire cores whose outside is covered with PTC material layer, where PTC material layer is covered with inner insulating layer and flame-retardant outer insulating layer.

JI C

Anti-scale layer used in preparing heat-resistant polyethylene (PE-RT) floor heating pipe, comprises PE-RT, organic silicone masterbatch, nano-silicon dioxide and modified-graphene oxide prepared by modifying graphene oxide with surface modifier.

OU J, CHEN S, CHENG X, QIN X, LV A

Fiber reinforced plastic electro-fusion pipe with independent control of mechanical performance and electrical performance comprises electric melting pipe main body embedded with resistance wire, and provided with two binding posts respectively connected to two ends of resistance wire.

HU Z, ZHENG J, SHI J, YAO R

High-strength temperature medium conveying pipeline comprises e.g. rigid reinforcing layer, polyethylene of raised temperature resistance modified foam layer, anisotropic plane high thermal conductivity graphene layer and inner core pipe in turn from outside to inside.

WANG J, SONG Q, HUO F, CHU Z