国家/地区 中国（7） 韩国（2） 世界知识产权组织（2）
IPC部 C（11）
IPC大类 C04（11）
IPC小类 C04B（11）
IPC C04B026/26（11）
发明人 WANG Y（2）
公开年 2022（4） 2021（3） 2023（2）
申请年 2021（5）  2022（3） 
专利权人

Multifunctional thin bituminous layer based on bituminous mixture, comprises bitumen, additive composition, and inorganic inert materials.

GIANNATTASIO F, CONI M

Preparing modified recycled aggregate, comprises dissolving graphene/polyvinyl alcohol/polyacrylamide nanocomposite hydrogel in deionized water, and soaking recycled aggregate in graphene/polyvinyl alcohol/polyacrylamide nano complex hydrogel aqueous solution, and air-drying.

CHEN J, SUN J, ZHOU M, YIN G, LI C, FENG L, WEN X, WU J

Granulated modifier for asphalt concrete has field of construction production in the road industry and can be used in the manufacture of asphalt concrete.

SHVARTSMAN D I, GERSHEVICH M I

Repairing asphalt pavement layer and rear material by elastic joint, comprises e.g. forming joint opening block having predetermined width in asphalt pavement layer connected to rear part of bridge expansion joint, and forming mixture layer.

MOON E S, MOON Y, KIM D B

Preparing composite modified asphalt comprises heating matrix asphalt, adding curing agent, compatibilizer, plasticizer, rubber powder, prepared modified epoxy resin and auxiliary agent, stirring and developing.

QI X, ZHANG Z, LIANG J, YAO W, LI J, LIU X, LI Z, SHAO Q, XIAO G, LIU W, NIU J, DANG Z, LV G, GAO F, LI G, WANG Y, LIU H, TIAN X, GAO Z, LUO Z

Aqueous asphalt warm mix agent useful for preparing warm mix asphalt mixture, comprises fatty acid, carboxylated graphene, triethanolamine, polyene polyamine and nonionic surfactantd.

ZHAN C, LI K, MO J, PAN Y, CHEN L

Modified asphalt containing nanomaterials comprises stryene butadiene styrene modified asphalt, and modified nano-graphene oxide prepared by mixing and stirring graphite, sulfuric acid, washing, centrifuging, forming nano-graphene oxide gel, stirring, washing and drying.

GUO R

Preparing crystalline graphene useful as modifying agent in preparation of modified asphalt, comprises heating high-activity calcium hydroxide powder, performing chemical vapor deposition reaction, acid washing, filtering and etching.

CUI Y

Graphene-based self-melting snow-melting pavement structure with shape memory function comprises heat insulation that is sequentially laid on the road surface from bottom to top layer, graphene-based conductive asphalt layer.

YAN H, WANG Y, LI Y, BAI J, JIANG Y

Warm stirring regeneration asphalt mixing material comprises waste engine oil, graphene, light oil, fiber, desulfurization rubber powder, polyolefin material and glycerin lipid material.

ZHANG Y, LI P, LIU L