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HANGZHOU MEIGAO HUAYI CHEM CO LTD

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    63,700
  • Filing trend
    ⇧ 33.0%
About

HANGZHOU MEIGAO HUAYI CHEM CO LTD has a total of 29 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets textiles and paper, macromolecular chemistry and polymers and organic fine chemistry are TAICANG YUNYUN CHEMICAL FIBER CO LTD, ZHEJIANG KEFENG NEW MAT CO LTD and DYMATIC CHEMICALS INC.

Patent filings in countries

World map showing HANGZHOU MEIGAO HUAYI CHEM CO LTDs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing HANGZHOU MEIGAO HUAYI CHEM CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Kun 14
#2 He Qihai 11
#3 Gao Juyan 9
#4 Zhang Shenggang 5
#5 Wu Chengfeng 4
#6 Gao Chuyan 4
#7 Liu Zuoping 2
#8 Shi Keke 2
#9 Shen Changyu 2
#10 Wang Bo 1

Latest patents

Publication Filing date Title
CN111961208A Emulsion polymerization method for preparing block silicone oil
CN111535009A Preparation method of polyamine type efficient desizing agent
CN111663347A Preparation method of novel synthetic fiber multifunctional leveling agent
CN111499872A Preparation method of side chain hydrophilic modified block silicone oil for cotton
CN111393654A Preparation method of multifunctional nylon block silicone oil
CN110761084A Preparation method of polyester superfine fiber dyeing accelerant
CN110372868A A kind of preparation method of the low discoloration piperazinyl sealing end polyether-modified block silicone oil of esteramides
CN110093782A A kind of preparation method of the low siliceous degreaser of bubble
CN110184831A A kind of preparation method of textile dyeing synergist
CN108951169A A kind of preparation method of natural alcohol ether modified organic silicon hydrophilic softening agent
CN109137530A A kind of blocked isocyanate self-cross linking type one-way wet-guide agent and preparation method thereof
CN108384016A A kind of preparation method of side chain type polysiloxane
CN108341956A A kind of preparation method of the universal imine modified block silicone softening agent of polyester-cotton blend
CN107936256A A kind of preparation method of modified side chain block silicone oil
CN108084343A A kind of preparation method of formaldehyde-free color fixing agent
CN107189035A A kind of solvent-free hyperbranched silicone softening agent and preparation method thereof
CN106632903A Leveling agent for cotton and preparation method thereof
CN106400504A Super hydrophilic finishing agent for nylon fabric and preparation method thereof
CN105862454A Low temperature dyeing promoter for disperse dyes for terylene fabrics, and synthetic method thereof
CN105463849A A phosphorus-free scouring agent used for nylon fabric and a preparing method