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SHANDONG RUIFENG CHEMICAL CO LTD

Overview
  • Total Patents
    53
  • GoodIP Patent Rank
    74,740
  • Filing trend
    ⇩ 100.0%
About

SHANDONG RUIFENG CHEMICAL CO LTD has a total of 53 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2007. 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 WHITFORD PLASTICS LTD, YANYA BRANCH OF SHANDONG RUIFENG HIGH MOLECULAR MAT CO LTD and APPRYL SNC.

Patent filings in countries

World map showing SHANDONG RUIFENG CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 53

Patent filings per year

Chart showing SHANDONG RUIFENG CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Chunxin 44
#2 Zhang Haiyu 33
#3 Zhang Zhenguo 26
#4 Tang Xiaoming 12
#5 Jiao Shuyuan 11
#6 Ge Feng 11
#7 Zhang Zhongchao 11
#8 Hu Jianqiang 11
#9 Feng Zhigang 10
#10 Chunxin Liu 9

Latest patents

Publication Filing date Title
CN110671920A Drying device for MBS production
CN108047480A High-temperature expansion polymer microballoon and preparation method thereof
CN108084483A Dedicated heat-swellable polymer microballoon of Corvic foaming and preparation method thereof
CN107738380A MBS resin drying devices
CN107652860A Medium-density plate cured powder paint and preparation method thereof
CN107698710A Haloflex of high grafting rate and preparation method thereof
CN107793822A Powdery paints levelling agent and preparation method thereof
CN107573463A The method for improving MBS grafting production efficiencys
CN107722164A Copolymer and its low VOC preparation methods as polychloroethylene processing modifier
CN107663391A Improve levelling agent of powdery paints substrate wettability and preparation method thereof
CN107739423A Mbs resin rubber latex and preparation method thereof
CN104356578A Preparation method of MBS resin powder material for polyvinyl chloride modifying agent
CN104448665A Dedicated emulsion-type composite anti-oxidant for MBS (methyl methacrylate-butadiene-styrene) and preparation method of the dedicated emulsion-type composite anti-oxidant
CN104448151A MBS resin with impact resistance, stress crease and fold resistance and excellent transparency
CN104292696A Polyvinyl chloride (PVC) foamed sheet and preparation method thereof
CN104231302A Compound type foaming agent for hard PVC low-foaming material
CN104262542A Preparation method of ACR
CN104231489A Reinforced polyvinyl chloride (PVC) low-foaming plate and manufacturing method thereof
CN104231488A Reinforced toughened polyvinyl chloride (PVC) pipe and manufacturing method thereof
CN104258801A Pressure type ACR (acrylate copolymer resin) emulsion polymerization reaction kettle