国家/地区 中国（5）
IPC部 B（5）
IPC大类 C08（5） B29（2）
IPC小类 C08G（5）
IPC C08G101/00（5）
发明人
公开年 2022（3） 2021（2）
申请年 2021（5）
专利权人

Method for grouting and plugging of cable conduits through-holes comprise e.g. cutting film according to shape and size of cable, tearing adhesive tape isolation paper, filling cavity with quick-setting flame-retardant foaming material component, and opening small hole on surface of film.

LI P, WEI H, ZHU J, WENG L, ZHANG Z

Graphene multifunctional insole comprises insole main body comprising base pad body, graphene conducting layer and ventilation layer, ventilation hole arranged on ventilation layer, and heat conducting reinforcing block embedded on conducting layer.

FU X

Preparing graphene polyurethane composite sponge material useful in electronic cigarette filtration, comprises e.g. preparing modified graphene oxide dispersion, stirring with silicon-containing surfactant, stannous octoate, triethylenediamine, and toluene diisocyanate, carrying out free foaming.

HOU W, PAN D, ZHANG H, LIANG D, WANG Z

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

Graphene polyurethane composite sponge material with good air permeability comprises polyol, polyisocyanate, graphene-zeolite composite, porous ceramic particles, opener, silane coupling agent, and foaming agent.

WANG B