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JUNHAI YUAN

Overview
  • Total Patents
    111
About

JUNHAI YUAN has a total of 111 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are SHAANXI HIGH AND NEW ENERGY DEV CO LTD, SHANGHAI PHARMATECH CO LTD and HUBEI XIANLONG CHEMICAL INDUSTRY CO LTD.

Patent filings in countries

World map showing JUNHAI YUANs patent filings in countries
# Country Total Patents
#1 China 111

Patent filings per year

Chart showing JUNHAI YUANs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Junhai Yuan 111

Latest patents

Publication Filing date Title
CN102466589A Method for determining relationship between swelling ratio of composite water-absorbing material and strength of gel
CN102464582A Method for preparing hydrophobic monomer used for preparing composite absorbent material
CN102464741A Synthesis process capable of remarkably increasing transformation rate for hydroxamic acid polyacrylamide
CN102462976A Color-rendering extraction method for hydroxamic acid type polymer chelating agent
CN102464739A Hydroxamic acid polyacrylamide synthesis technology capable of controlling reaction time
CN102464585A Novel method for preparing hydrophobic monomer of composite water absorbing material
CN102466675A Determination method of initial acid value of hydrophobic monomer for preparing water-absorbing composite material
CN102466671A Method for testing swelling properties of hydrophobic high strength resin in environments of different pH values
CN102464757A Synthesis process capable of enhancing resin performance for hydrophobic high-strength resin
CN102466674A Method for measuring influence of pH values on volume phase transitions of composite water absorbent resin
CN102464758A Hydrophobic high-strength resin synthesis process capable of controlling dosage of crosslinking agent
CN102464349A Treatment process of chelate sediment
CN102464740A Synthesis method of polyacrylamide-hydroxamic acid
CN102466612A Method for testing liquid-absorption performances of resins having different particle sizes
CN102466621A Method for testing impact of stirring time on removal rate of heavy metal chelating agent
CN102464766A Hydrophobic high strength resin synthesis technology by controlling polymerization temperature
CN102464756A Hydrophilic monomer ratio controlled synthetic technology for hydrophobic high strength resin
CN102464763A Synthesis process of hydrophobic high-strength resin
CN102466676A Method for testing swelling properties of hydrophobic high-strength resin under different electrolyte concentration conditions
CN102466602A Method for measuring solid content of hydroxamic acid type polyacrylamide