国家/地区 中国（5）
IPC部 C（5）
IPC大类 C08（5）
IPC小类 C08K（5） C08L（5） C08J（2）
IPC C08L095/00（5） C08K003/04（4） C08K003/06（2）
C08K009/00（2） C08K009/02（2）
发明人 ZHANG Q（5）
公开年 2017（3） 2016（2）
申请年 2016（5） 
专利权人 UNIV HENAN NORMAL（5）

Modified asphalt prepared by modifying nitrogen-sulfur co-doped graphene with substrate asphalt.

ZHANG Q, FANG L, BAI Z, HUANG R, LI S, HENG J, JIANG K, SONG S

Modified asphalt comprises sulfur-doped graphene, waste rubber powder, matrix asphalt and accelerator chosen from 2-thiocyanobenzothiazole, thiol-based benzothiazole zinc salt, dibenzothiazole disulfide and disulfide dimorpholine.

ZHANG Q, FANG L, BAI Z, LI S, HUANG R, HENG J, JIANG K, SONG S

Chemically modified asphalt used as road building material, is prepared by modifying matrix asphalt with preset amount of sulfur-doped graphene.

BAI Z, LI S, ZHANG Q, FANG L, HUANG R, HENG J, JIANG K, SONG S

Emulsified asphalt modifier used in road building, comprises polyurethane A component, polyurethane B component, initiator, chain extenders, nitrogen-doped graphene, neutralizer, diluent and deionized water, where diluent is acetone.

ZHANG Q, FANG L, BAI Z, HUANG R, HENG J, LI S, JIANG K, SONG S

Preparing conductive asphalt comprises e.g. adding graphene oxide into reducing agent and co-solvent to form brown transparent solution, adding asphalt, carrying out ultrasonic separation and dispersion, and post-processing.

BAI Z, LI S, ZHANG Q, LAI X, HAO M, FANG L, HUANG R, HENG J, YANG L