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SHANGHAI DONGDA POLYURETHANE CO LTD

Overview
  • Total Patents
    92
  • GoodIP Patent Rank
    23,846
  • Filing trend
    ⇩ 7.0%
About

SHANGHAI DONGDA POLYURETHANE CO LTD has a total of 92 patent applications. It decreased the IP activity by 7.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets macromolecular chemistry and polymers, machines and basic materials chemistry are SHANDONG INOV NEW MATERIAL CO LTD, BUTIAN NEW MATERIAL TECH CO LTD and FRICKE MARC.

Patent filings in countries

World map showing SHANGHAI DONGDA POLYURETHANE CO LTDs patent filings in countries
# Country Total Patents
#1 China 92

Patent filings per year

Chart showing SHANGHAI DONGDA POLYURETHANE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xin Yanlei 31
#2 Yu Nan 28
#3 Li Ming 19
#4 Li Xinqiang 18
#5 Dong Jianguo 18
#6 Xu Fenghua 17
#7 Wei Lu 16
#8 Xu Jun 14
#9 Ni Jun 14
#10 Wang Wei 12

Latest patents

Publication Filing date Title
CN112239531A Full-water combined polyether, high-flame-retardant LNG polyurethane block foam derived from full-water combined polyether and preparation method of polyurethane block foam
CN112250814A Economic and environment-friendly polyurethane thermal insulation foam and preparation method thereof
CN111690361A Spray-formed solvent-free bi-component polyurethane adhesive and preparation method thereof
CN110982057A Polyether polyol derived from solvent-free liquefied lignin and preparation method thereof
CN110790884A Combined polyether for block foam, polyurethane raw material composition, polyurethane block foam and preparation method thereof
CN110790883A Low-heat-release combined polyether, polyurethane raw material composition, polyurethane foam and preparation method thereof
CN110591037A Full-water soft flame-retardant low-density combined polyether, polyurethane foam, bridge-cut-off aluminum and preparation method thereof
CN110746564A Combined polyether for ocean buoy, polyurethane raw material composition, polyurethane foam and preparation method thereof
CN110372838A A kind of combined polyether glycol, polyurethane foam and preparation method thereof
CN109749613A A kind of environmentally friendly spraying combined polyether, polyurethane foam and its feedstock composition and preparation method
CN109734861A A kind of environmentally friendly solar water heater combined polyether, polyurethane foam and preparation method thereof
CN109749039A Flame retardant type water-heater water tank combined polyether, flame retardant polyurethane insulating foam and preparation method thereof
CN109400839A A kind of flame retardant combination polyethers, fire-retardant polyisocyanurate foam and preparation method thereof
CN109438648A A kind of combined polyether, imitation wood decoration polyurethane foam and preparation method thereof
CN109438645A A kind of environment-friendlycomposite composite polyether, solar water heater thermal insulation material and preparation method thereof
CN109438649A A kind of flame retardant combination polyethers, poly-isocyanurate plate thermal insulation material and preparation method thereof
CN109467665A A kind of environment-friendlycomposite composite polyether, household electrical appliance insulating foam and preparation method thereof
CN109294218A Combined polyether, polyurethane foam feedstock composition, from its polyurethane foam and its preparation method and application
CN109400940A Combined polyether, from its poly-isocyanurate continuous slab and preparation method thereof
CN109280146A A kind of super large solar water heater water tank combined polyether, polyurethane and preparation method