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ZHEJIANG WANSHENG CO LTD

Overview
  • Total Patents
    50
  • GoodIP Patent Rank
    32,765
  • Filing trend
    ⇧ 166.0%
About

ZHEJIANG WANSHENG CO LTD has a total of 50 patent applications. It increased the IP activity by 166.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, macromolecular chemistry and polymers and basic materials chemistry are CHANGZHOU JUBO ENERGY-SAVING TECH CO LTD, HUBEI XINGRUI SILICON MAT CO LTD and NUENCHRITZ CHEMIE GMBH.

Patent filings in countries

World map showing ZHEJIANG WANSHENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 50

Patent filings per year

Chart showing ZHEJIANG WANSHENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jin Yiping 23
#2 Wang Qiuwei 22
#3 Niu Lidan 15
#4 Gu Qi 10
#5 Wang Mimi 9
#6 Lyu Yunxing 7
#7 Shen Gaobo 7
#8 Chen Jian 5
#9 Chu Zhaoning 5
#10 Wu Xianshui 4

Latest patents

Publication Filing date Title
CN112194676A Synthesis method of di (2,4, 4-trimethylpentyl) phosphinic acid
CN112250645A Preparation method of novel cardanol modified epoxy resin
CN112209964A Preparation method of TCPP (trichloropropylphosphate) flame retardant
CN111848670A Preparation method of high-purity cardanol phosphate
CN111825821A Preparation method of solvent-free phosphorus-containing cardanol-based epoxy curing agent
CN111808252A Preparation method of N-P synergistic cardanol-based flame-retardant curing agent
CN111635431A Preparation method of diphenyl phenylphosphonate
CN111606953A Preparation method of pentaerythritol type diphosphate
CN111763151A Preparation method of cardanol modified polyamine curing agent with high corrosion resistance
CN110591032A Preparation method of melamine cardanol modified curing agent
CN110527045A A kind of preparation method of ethoxy anacardol sealing end melamine resin
CN110590514A Method for extracting cardol from cashew nut shell oil
CN110615881A Preparation method of water-based epoxy curing agent
CN110591055A Cardol epoxy resin and preparation method thereof
CN110498907A A kind of preparation method of anacardol aqueous epoxy curing agent
CN110423249A A kind of preparation method of tricresyl phosphate-diphenyl ester
CN110317228A A kind of preparation method of bisphenol-A-bis- (diphenyl phosphoesters)
CN110357921A A kind of industrialized process for preparing of high-purity three (butoxyethyl group) phosphate
CN110256488A A kind of preparation method of the aryl condensed phosphoric esters of micro content triphenyl phosphate
CN110054646A A kind of preparation method of green syt phosphate