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CHANGZAI CHI
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Hockessin, DE, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for preparing rare-earth doped fluoride nanoparticles
Patent number
8,858,833
Issue date
Oct 14, 2014
E I du Pont de Nemours and Company
Changzai Chi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Silane compositions for polyester nanocomposites
Patent number
8,450,513
Issue date
May 28, 2013
E I du Pont de Nemours and Company
Changzai Chi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Polyester nanocomposites
Patent number
8,383,716
Issue date
Feb 26, 2013
E I du Pont de Nemours and Company
Changzai Chi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rare-earth doped fluorides and process for preparing
Patent number
7,625,503
Issue date
Dec 1, 2009
E. I. Du Pont de Nemours and Company
Changzai Chi
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
SURFACE MODIFIED SILANIZED COLLOIDAL SILICA PARTICLES
Publication number
20220356065
Publication date
Nov 10, 2022
Rohm and Haas Electronic Materials CMP Holdings, INC.
Changzai Chi
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SURFACE MODIFIED SILANIZED COLLOIDAL SILICA PARTICLES
Publication number
20220348789
Publication date
Nov 3, 2022
Rohm and Haas Electronics Materials CMP Holdings, Inc.
Changzai CHI
B82 - NANO-TECHNOLOGY
Information
Patent Application
CHEMICAL MECHANICAL POLISHING COMPOSITION AND METHOD
Publication number
20220348790
Publication date
Nov 3, 2022
Rohm and Haas Electronic Materials CMP Holdings, INC.
Changzai Chi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POROUS BODY USEFUL AS A FILTER ELEMENT
Publication number
20140336295
Publication date
Nov 13, 2014
E I DU PONT DE NEMOURS AND COMPANY
CHANGZAI CHI
B82 - NANO-TECHNOLOGY
Information
Patent Application
PROCESS FOR THE SURFACE TREATMENT OF COLLOIDAL SILICA AND PRODUCTS...
Publication number
20130344338
Publication date
Dec 26, 2013
E.I. du Pont de Nemours and Company
Paul Gregory Bekiarian
B82 - NANO-TECHNOLOGY
Information
Patent Application
SILANE COMPOSITIONS FOR POLYESTER NANOCOMPOSITES
Publication number
20120029221
Publication date
Feb 2, 2012
E.I. du Pont de Nemours and Company
CHANGZAI CHI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SURFACE-MODIFIED PARTICLES FOR POLYESTER NANOCOMPOSITES
Publication number
20120029222
Publication date
Feb 2, 2012
E.I. du Pont de Nemours and Company
CHANGZAI CHI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYESTER NANOCOMPOSITES
Publication number
20120029148
Publication date
Feb 2, 2012
E.I. du Pont de Nemours and Company
CHANGZAI CHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PREPARING RARE-EARTH-DOPED FLUORIDE NANOPARTICLES OF CON...
Publication number
20100019200
Publication date
Jan 28, 2010
E.I. du Pont de Nemours and Company
CHANGZAI CHI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR CONTROLLING THE SIZE OF RARE-EARTH-DOPED FLUORIDE NANOPA...
Publication number
20100012898
Publication date
Jan 21, 2010
E.I. du Pont de Nemours and Company
CHANGZAI CHI
B82 - NANO-TECHNOLOGY
Information
Patent Application
NOVEL RARE-EARTH DOPED FLUORIDES AND PROCESS FOR PREPARING
Publication number
20080025896
Publication date
Jan 31, 2008
CHANGZAI CHI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Method for preparing rare-earth doped fluoride nanoparticles
Publication number
20070108413
Publication date
May 17, 2007
Changzai Chi
B82 - NANO-TECHNOLOGY
Information
Patent Application
Syntheses and applications of nano-sized iron particles
Publication number
20070022839
Publication date
Feb 1, 2007
Changzai Chi
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Method for controlling the size of fluoride nanoparticles
Publication number
20060273285
Publication date
Dec 7, 2006
Changzai Chi
C01 - INORGANIC CHEMISTRY