Assignee
CHANGCHUN APPLIED CHEMISTRY
CN·32 granted patents·7 pending applications·319 citations·filing 1989–2015
Top patents by PatentIndex Score
39 records- 0190US6518217B2Method of preparing of nanometer electrocatalyst for proton exchange membrane fuel cellCHANGCHUN APPLIED CHEMISTRY·Filed 2001·Granted Feb 11, 2003·108 cites·6 claims
- 0283US7476599B2Two-phase thermal method for preparation of cadmium sulfide quantum dotsCHANGCHUN APPLIED CHEMISTRY·Filed 2005·Granted Jan 13, 2009·14 cites·20 claims
- 0382US7288611B2Methods for preparing a rare-earth cis-1,4-polybutadiene rubber with a controlled molecular weight distributionCHANGCHUN APPLIED CHEMISTRY·Filed 2004·Granted Oct 30, 2007·28 cites·26 claims
- 0482US6815391B2Method of preparing nano-level platinum/carbon electrocatalyst for cathode of fuel cellCHANGCHUN APPLIED CHEMISTRY·Filed 2003·Granted Nov 9, 2004·32 cites·10 claims
- 0582US6649713B2Process for preparation of polyolefin/inorganic component nanocomposite by in-situ polymerizationCHANGCHUN APPLIED CHEMISTRY·Filed 2002·Granted Nov 18, 2003·33 cites·7 claims
- 0679US7708937B2High-strength, high-toughness, weldable and deformable rare earth magnesium alloyCHANGCHUN APPLIED CHEMISTRY·Filed 2008·Granted May 4, 2010·6 cites·2 claims
- 0776US7101961B2Method for preparation of poly(o-phenylenediamine) Nano-beltCHANGCHUN APPLIED CHEMISTRY·Filed 2005·Granted Sep 5, 2006·15 cites·2 claims
- 0870US7871855B2Use of axial substituted phthalocyanine compound for preparing organic thin-film transistorCHANGCHUN APPLIED CHEMISTRY·Filed 2008·Granted Jan 18, 2011·4 cites·4 claims
- 0968US9347116B2Process of separating and purifying thoriumCHANGCHUN APPLIED CHEMISTRY·Filed 2013·Granted May 24, 2016·2 cites·15 claims
- 1068US7709540B2Method for preparing organic ligand-capped titanium dioxide nanocrystalsCHANGCHUN APPLIED CHEMISTRY·Filed 2005·Granted May 4, 2010·2 cites·3 claims
- 1167US7744814B2Method for producing a magnesium-lanthanum praseodymium cerium intermediate alloyCHANGCHUN APPLIED CHEMISTRY·Filed 2008·Granted Jun 29, 2010·2 cites·3 claims
- 1266US7579091B2White electroluminescent polymeric material and preparation thereofCHANGCHUN APPLIED CHEMISTRY·Filed 2005·Granted Aug 25, 2009·1 cites·1 claims
- 1366US6815529B2Catalyst for producing aliphatic polycarbonate and the preparation thereofCHANGCHUN APPLIED CHEMISTRY·Filed 2001·Granted Nov 9, 2004·10 cites·15 claims
- 1464US6576694B1Blends of carbon dioxide-propylene oxide copolymer and poly (3-hydroxyalkanoate) and a method of making the sameCHANGCHUN APPLIED CHEMISTRY·Filed 2002·Granted Jun 10, 2003·15 cites·12 claims
- 1560US6847048B2Organic thin film transistor (OTFT)CHANGCHUN APPLIED CHEMISTRY·Filed 2003·Granted Jan 25, 2005·8 cites·17 claims
- 1660US6613711B2Clay-titanium tetrachloride catalyst and the preparation thereofCHANGCHUN APPLIED CHEMISTRY·Filed 2002·Granted Sep 2, 2003·5 cites·16 claims
- 1759US6599577B2Method of preparation for a degradable, water and oil resistant protective membraneCHANGCHUN APPLIED CHEMISTRY·Filed 2002·Granted Jul 29, 2003·6 cites·19 claims
- 1855US6800774B2Catalysts used for olefine polymerization and the preparation thereofCHANGCHUN APPLIED CHEMISTRY·Filed 2001·Granted Oct 5, 2004·4 cites·11 claims
- 1954US5081281AProcess for the preparation of 3,3',4,4'-biphenyltetracarboxylic acid and its derivativesCHANGCHUN APPLIED CHEMISTRY·Filed 1989·Granted Jan 14, 1992·7 cites·28 claims
- 2047US6914258B2Field effect transistor in sandwich configuration having organic semiconductors and manufacturing process thereofCHANGCHUN APPLIED CHEMISTRY·Filed 2003·Granted Jul 5, 2005·1 cites·11 claims
- 2146US7597971B2Thermal barrier coating materialCHANGCHUN APPLIED CHEMISTRY·Filed 2005·Granted Oct 6, 2009·0 cites·8 claims
- 2246US7060202B2Process for preparing rare earth luminescent materialsCHANGCHUN APPLIED CHEMISTRY·Filed 2002·Granted Jun 13, 2006·5 cites·4 claims
- 2346US2009116993A1ae series heat resistant compression casting magnesium alloy containing cerium and lanthanumCHANGCHUN APPLIED CHEMISTRY·Filed 2008·Application pending·0 cites
- 2443US7410629B2Method of preparation for carbon nanotube materialCHANGCHUN APPLIED CHEMISTRY·Filed 2004·Granted Aug 12, 2008·1 cites·5 claims
- 2543US2007117908A1Blend for improving the brittleness and cold flowability of a carbon dioxide-propylene oxide copolymer and method for producing the sameCHANGCHUN APPLIED CHEMISTRY·Filed 2006·Application pending·0 cites
- 2642US7723449B2Catalysts for synthesizing a polypropylene with a wide molecular weight distribution and use of the sameCHANGCHUN APPLIED CHEMISTRY·Filed 2008·Granted May 25, 2010·0 cites·11 claims
- 2742US6740288B2Process for preparing a powdered W-Al alloyCHANGCHUN APPLIED CHEMISTRY·Filed 2002·Granted May 25, 2004·3 cites·1 claims
- 2840US2007117936A1Polymeric end-capping reagent for carbon dioxide-epoxide copolymers and a method for preparing the sameCHANGCHUN APPLIED CHEMISTRY·Filed 2006·Application pending·0 cites
- 2939US9376567B1Organic dyes having rigid donor, process for producing the same, and dye-sensitized solar cellCHANGCHUN APPLIED CHEMISTRY·Filed 2015·Granted Jun 28, 2016·0 cites·10 claims
- 3038US7582543B2Liquid-liquid interfacial synthetic method for nanosemiconductor luminous materialCHANGCHUN APPLIED CHEMISTRY·Filed 2005·Granted Sep 1, 2009·0 cites·6 claims
- 3138US2006289115A1Method for bonding two solid planes via surface assembling of active functional groupsCHANGCHUN APPLIED CHEMISTRY·Filed 2006·Application pending·0 cites
- 3238US2006231954A1Electric contact materials comprising organic heterojunction and deviceCHANGCHUN APPLIED CHEMISTRY·Filed 2005·Application pending·0 cites
- 3335US6806492B2Heterojunction organic semiconductor field effect transistor (FET) with a gate insulation layer and manufacturing process thereofCHANGCHUN APPLIED CHEMISTRY·Filed 2003·Granted Oct 19, 2004·0 cites·9 claims
- 3433US8350072B2Method for producing soluble neodymium chloride complexCHANGCHUN APPLIED CHEMISTRY·Filed 2010·Granted Jan 8, 2013·0 cites·5 claims
- 3532US7339063B2Quinolyl organic germanium ester and the synthesis method thereofCHANGCHUN APPLIED CHEMISTRY·Filed 2005·Granted Mar 4, 2008·0 cites·3 claims
- 3629US2005272957A1Process for preparing dibasic salts of bisphenolsCHANGCHUN APPLIED CHEMISTRY·Filed 2005·Application pending·0 cites
- 3728US6158681ALow shearing curved surface granulator for bulk feedingCHANGCHUN APPLIED CHEMISTRY·Filed 1998·Granted Dec 12, 2000·7 cites·8 claims
- 3827US7186785B2Process for manufacturing vinyl-rich polybutadiene rubberCHANGCHUN APPLIED CHEMISTRY·Filed 2004·Granted Mar 6, 2007·0 cites·9 claims
- 3927US2007270570A1White electroluminescent polymeric material and preparation thereofCHANGCHUN APPLIED CHEMISTRY·Filed 2007·Application pending·0 cites
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