Learn more

TIANJIN YIHUA CHEMICAL CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    127,305
About

TIANJIN YIHUA CHEMICAL CO LTD has a total of 23 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, chemical engineering and environmental technology are VER CHININFABRIKEN ZIMMER & CO, HACO GES AG and ANHUI XINGYU CHEMICAL CO LTD.

Patent filings in countries

World map showing TIANJIN YIHUA CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing TIANJIN YIHUA CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Weiren 23
#2 Yue Shuya 19
#3 Gao Qiang 14
#4 Sheng Chenjun 13
#5 Wang Lei 4
#6 Liu Jinsuo 2
#7 Wan Zhijie 2
#8 Fang Shoujun 2
#9 Yang Xi 2
#10 Ren Shuqing 2

Latest patents

Publication Filing date Title
CN104744328A Process method for producing accelerant TMTD by taking isopropanol as solvent
CN104311506A Synthetic process of rubber vulcanization accelerator CBS
CN104292131A Method for preparing aldehyde amine type rubber vulcanization accelerant 808
CN104311505A Purification method of 2-mercaptobenzothiazole serving as rubber vulcanization accelerator M
CN104292862A Homogenizing and dispersing agent for rubber blending system, as well as preparation method and applications thereof
CN104341373A Method for refining rubber vulcanization accelerant CBS
CN104277243A Vitamin C-rare earth complex rubber anti-aging agent and preparation method thereof
CN104479595A Granulation technology of wet ground rubber vulcanization accelerator
CN104402841A Recovery and reutilization method of cyclohexylamine in CBS production technology
CN104277242A Rare earth complex rubber aging inhibitor as well as preparation method and applications thereof
CN104327012A Catalytically synthetic method of N-cyclohexyl-2-benzothiazole sulfenamide
CN104276959A Synthetic process of rubber anti-ageing agent 4020
CN104327011A Producing technology of medicine-grade dibenzothiazole disulfide DM
CN104672169A Production method of rubber accelerator MBT
CN104672119A Production method of rubber accelerator TMTD (tetramethyl thiuram disulfide)
CN104667821A Granulating method of rubber accelerator DPG (Diphenylguanidine)
CN104669456A Granulating process of rubber accelerant DCBS
CN104672172A Production process of rubber accelerator DCBS
CN104672109A Production process of rubber accelerator DPG
CN104672171A Production process of rubber accelerator CBS