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WANHUA CHEMICAL BEIJING CO LTD

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    49,968
  • Filing trend
    ⇩ 50.0%
About

WANHUA CHEMICAL BEIJING CO LTD has a total of 36 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2012. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets macromolecular chemistry and polymers, basic materials chemistry and surface technology and coating are KHANTSMEN INTERNESHNL LLS, NIPPON POLYURETHANE KOGYO KK and CASATI FRANCOIS M.

Patent filings in countries

World map showing WANHUA CHEMICAL BEIJING CO LTDs patent filings in countries

Patent filings per year

Chart showing WANHUA CHEMICAL BEIJING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Yi 14
#2 Shen Chen 12
#3 Zhao Jun 11
#4 Wen Zhenguang 7
#5 Ye Guixiang 5
#6 Cao Cheng 5
#7 Yu Jianming 5
#8 Wang Xiaoxing 5
#9 Zhang Lei 4
#10 He Guolong 4

Latest patents

Publication Filing date Title
CN111808548A Double-component solvent-free polyurethane laminating adhesive and preparation method thereof
CN111690360A Reactive moisture-curing polyurethane hot melt adhesive and preparation method thereof
CN111087570A Polyurethane foam and preparation method thereof, polyurethane foam sandwich component and preparation method and application thereof
CN111072890A Semi-rigid polyurethane foam, preparation method thereof, polyurethane foam sandwich component and application
CN111019089A Polyurethane composite material and preparation method thereof
CN110964173A Polyurethane composition for honeycomb composite material, preparation method of polyurethane composition, polyurethane foam and application of polyurethane foam
CN110818881A Preparation method of polyurethane ink resin, polyurethane ink resin prepared by preparation method and ink
CN112147237A Method for determining reactivity of isocyanate group in diisocyanate compound
CN112048051A Polyurethane acrylate resin and preparation method thereof
CN112011027A Preparation method of polyurethane composite material
CN111944100A Preparation method of water-based acrylic resin
CN110951056A Preparation method of alkyd resin and prepared resin, preparation method of acrylic acid modified alkyd resin and prepared resin
CN110951057A Preparation method of alkyd resin and prepared resin, preparation method of acrylic acid modified alkyd resin and prepared resin
CN110951310A Use of carbamates as organic solvents
CN110922554A Use of a polyurethane composition in a VARTM or HPRTM process, polyurethane composition and composite material prepared thereof
CN110835513A Double-component polyurethane adhesive
CN109929087A A kind of hard polyurethane foam and preparation method thereof
CN109929086A A kind of urethane composition and heat-curable urethane composite material prepared therefrom
CN109912767A A kind of polyurethane sealant composition, gap-filling glue and preparation method thereof
CN109880001A A kind of preparation method of acrylic resin and acrylic resin prepared therefrom and purposes