国家/地区 中国（7）
IPC部 C（7）
IPC大类 C09（7） C08（3）
IPC小类 C09K（7）
IPC C09K005/06（2） C09K011/65（2）
发明人 ZHANG C（7）
公开年 2021（4） 2022（3）
申请年 2021（7）
专利权人

Water blocking agent for use in gas reservoir recovery, comprises sorbitan fatty acid ester and/or imidazoline as W/O emulsifier, wetting reversal agent, synergist, and balance amount of solvent.

YU X, ZHANG C, YANG S, MA Y, KONG C, LI J, TU Z, WEI J, ZHANG X, WANG L, JING H, CHEN L, BAI X, ZHANG B, LIU J, ZENG N, SHEN J, PENG J, HUANG K, YI J

Preparing light-emitting diode packaging material for emitting white light under excitation of deep ultraviolet light, involves uniformly mixing blue and yellow nitrogen-doped graphene/carbon quantum dots in epoxy resin solution.

LIN J, WANG L, WU X, DU H, CAI X, WEI X, FAN J, YIN X, ZHANG C, LIN T

Fracturing fluid gel used in guar gum fracturing fluid system, comprises nanomaterial, guar gum, organic boron-titanium cross-linking agent and water, where organic boron-titanium crosslinking agent is prepared by dissolving boron.

WANG Y, ZHANG C, LIANG L, LIU B, TANG L, GONG J, XU N

Porphyrin dimer graphene nonlinear composite material used in nanosecond visible light field, is formed by interaction between porphyrin dimer and graphene through pi-pi stacking effect.

FU L, ZHANG C

Ultra-high temperature modified polymer cementing fluid loss reducing agent useful in e.g. deep well ultra-deep well, comprises graphene oxide, initiator, 2-acrylamido-2-methylpropanesulfonic acid, unsaturated amide, unsaturated carboxylic acid, and water.

ZHANG S, DING Z, ZHOU C, LV B, SHEN J, LIU Z, ZHANG C, LIU H, ZHANG H, XU M, QI F, LIU S, JIN J, XU P, YU Y, XIA X

Preparation method of composite phase change material used for lithium batteries, involves preparing graphene oxide into aqueous dispersion, adding carbide powder and cross-linking agent, hydrothermally synthesized and freeze-drying to form aerogel carrier, vacuum immersing it in molten lauric acid.

ZHANG C, YU F, WANG J, WANG Y, WANG M

Temperature-responsive cementing slurry comprises oil well cement, bidirectional intelligent temperature control material, mixing water, dispersant, and fluid loss agent.

HUO J, CHE Y, ZHANG C, LIU H, ZUO W, YU B