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BEIJING RISUN CHEMICALS TECHNOLOGY RES CO LTD

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    126,152
About

BEIJING RISUN CHEMICALS TECHNOLOGY RES CO LTD has a total of 28 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and organic fine chemistry are KI KASEI KK, UFIM Z SINT SPIRTA IM 40 LETIY and SPOLANA A S.

Patent filings in countries

World map showing BEIJING RISUN CHEMICALS TECHNOLOGY RES CO LTDs patent filings in countries
# Country Total Patents
#1 China 28

Patent filings per year

Chart showing BEIJING RISUN CHEMICALS TECHNOLOGY RES CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Yingwei 25
#2 Sun Changjiang 15
#3 Wang Yaohong 9
#4 Zhang Xinzhi 8
#5 Wei Xiaolin 5
#6 Zhang Lingwei 4
#7 Pan Xiaojun 4
#8 Yang Xuegang 4
#9 Zhang Minsheng 3
#10 Zhou Jun 3

Latest patents

Publication Filing date Title
CN105197956A Preparation method of TS-1 titanium silicalite
CN105085903A High-temperature-resistant branched polyamide block copolymer and preparation method thereof
CN105016972A Method used for separating methyl propionate and methyl alcohol azeotrope via differential pressure rectification, and device used for realizing method
CN104841477A Preparation method of catalyst for acylation reaction of 2-methylnaphthalene and n-butyric anhydride
CN104923289A Preparation method of catalyst used for acylation reaction of 2-methylnaphthalene and n-butyric anhydride
CN104841421A Catalyst composition and preparation method thereof, and method for preparing o-phenylphenol by using catalyst composition
CN104628545A Method for preparing anisic aldehyde
CN104629044A Preparation method of polyamide 6 thermoplastic elastomer and thermoplastic elastomer prepared by method
CN104628597A Method for preparing acetaldehyde oxime
CN104624232A Immobilized carbene catalyst, preparation method thereof, and method for preparing 1,3-dihydroxy acetone by using catalyst
CN104525219A Method for preparing catalyst for preparing methyl glycolate by adding hydrogen into dimethyl oxalate
CN104513163A Method for producing methyl methacrylate by methyl acetate and formaldehyde
CN104262168A Preparation method of hexamethylenediamine
CN103342626A Preparation method of chromatographic grade methanol
CN103449976A Moving bed method for producing m-cresol and p-cresol through isomerization of o-cresol
CN103254040A Method for preparing resorcinol by using isomerization of catechol
CN103265405A Method for preparing 1,2-cyclohexanediol through carrying out catalytic oxidation on cyclohexene by using phase transfer catalyst
CN103214666A Method for preparing aliphatic polycarbonate through continuous solution polymerization method
CN103197012A Method for determining content of 1,3-dihydroxy acetone by adopting liquid chromatography external standard method
CN103131432A Method for recovering waste heat from coke oven raw gas