国家/地区 中国（23）
IPC部 B（23）
IPC大类 B29（23） C08（22） B32（7）
F16（2）
IPC小类 B29D（23）
IPC C08K003/04（18） B29D007/01（10） C08J005/18（9）
C08K003/34（8） B29D023/00（6） B32B033/00（4）
C08K003/22（4） C08K007/06（4） C08K007/14（4）
C08L023/08（4） B29D007/00（3） B32B027/08（3）
B32B027/18（3） B32B027/30（3） C08J009/04（3）
发明人 LIU J（2） PAN J（2） WANG J（2）
ZHANG H（2） ZHANG J（2）
公开年 2021（23）
申请年 2021（23）
专利权人

Transparent unplasticized polyvinyl chloride pipe material comprises polyvinyl chloride, crosslinking agent, filler, stabilizer, heat-resistant filler, strengthening agent, and compatibilizer.

LIU J, JIANG F, DAI Y

Flame-retardant acrylic composite board comprises acrylic substrate board and flame retardant polyethylene terephthalate film.

HUANG F, CHEN P, SONG Z, PAN J, ZHANG X

Manufacture of composite sole formed by plastic suction at large bottom by heating and softening thermoplastic polyurethane film, cooling, adding wear-resistant layer foaming agent into mold, molding, and cooling and removing film.

ZHANG H, SHI K, YANG X

Producing corrosion resistant rubber mold pressing sieve plate by e.g. mixing benzoxazine and fluororubber mixed material to obtain rubber-plastic premix, extruding and calendering into sheet, adding vulcanizing agent, obtaining rubber sheet, cutting into strips, stacking, molding, and vulcanizing.

SUI W, TANG X

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

Preparing polyurethane prefabricated direct-buried thermal insulation composite pipe, comprises nesting working pipe and fixing in outer protective pipe, forming cavity, and adding polyurethane stock solution for free pressure foaming.

SHI Q, LIANG H

Production device for lightweight and wear-resistant indoor cotton shoes, has pressing plate installed at end of piston rod of lifting cylinder, and guide seat fixedly installed at bottom of inner cavity of grinding chamber.

GAO L, JIANG Y, ZHANG S, GAO X, WANG J

Hydrocooling rubber hose with high flexibility used for inverter comprises methyl vinyl silicone rubber, gas phase carbon black, hydroxy silicone oil, supporting framework base material (carbon fiber and polyimide fiber) and organic solvent.

WANG W, WANG L, LI 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

High-strength polyurethane composite fabric useful for inflating, comprises polyurethane layers, adhesive layers, and base material layer, which are sequentially laminated from top to bottom.

HE J