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David D. Zhang
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Newark, DE, US
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Patents Grants
last 30 patents
Information
Patent Grant
Thermoplastic elastomer compositions
Patent number
9,206,316
Issue date
Dec 8, 2015
E I du Pont de Nemours and Company
David D Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Plastic surfaces having improved surface characteristics
Patent number
8,722,761
Issue date
May 13, 2014
E I du Pont de Nemours and Company
Narayanan Sankara Subramanian
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Laminar articles with good hydrocarbon barrier
Patent number
8,512,838
Issue date
Aug 20, 2013
E I du Pont de Nemours and Company
David D. Zhang
B32 - LAYERED PRODUCTS
Information
Patent Grant
Modifier for polycarbonate/acrylonitrile-butadiene-styrene blends
Patent number
8,048,957
Issue date
Nov 1, 2011
E. I. Du Pont de Nemours and Company
David D. Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ionomeric ethylene vinyl alcohol compositions
Patent number
7,834,089
Issue date
Nov 16, 2010
E. I. Du Pont de Nemours and Company
David D. Zhang
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Adhesive compositions based on blends of grafted metallocene cataly...
Patent number
6,299,985
Issue date
Oct 9, 2001
E. I. Du Pont de Nemours and Company
David Dawei Zhang
B32 - LAYERED PRODUCTS
Information
Patent Grant
Adhesive compositions based on blends of grafted metallocene cataly...
Patent number
6,166,142
Issue date
Dec 26, 2000
E. I. Du Pont de Nemours and Company
David Dawei Zhang
B32 - LAYERED PRODUCTS
Information
Patent Grant
Extrudable adhesive compositions and methods relating thereto
Patent number
5,574,108
Issue date
Nov 12, 1996
E. I. Du Pont de Nemours and Company
Vladimir Antonov
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Adhesive for tamper evident seals
Patent number
5,516,583
Issue date
May 14, 1996
E. I. Du Pont de Nemours and Company
David D. Zhang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF INCORPORATING ETHYLENE COPOLYMERS INTO LATEX
Publication number
20160280905
Publication date
Sep 29, 2016
E I DU PONT DE NEMOURS AND COMPANY
DAVID D. ZHANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
THERMOPLASTIC ELASTOMER COMPOSITIONS
Publication number
20130172484
Publication date
Jul 4, 2013
E I DU PONT DE NEMOURS AND COMPANY
DAVID D. ZHANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CROSS-LINKABLE EDGE SEALANT FOR PHOTOVOLTAIC MODULES
Publication number
20130146130
Publication date
Jun 13, 2013
E. I. du Pont de Nemours and Company
David D. Zhang
B32 - LAYERED PRODUCTS
Information
Patent Application
CROSS-LINKABLE EDGE SEALANT FOR PHOTOVOLTAIC MODULES
Publication number
20130146129
Publication date
Jun 13, 2013
E.I. du Pont de Nemours and Company
David D. Zhang
B32 - LAYERED PRODUCTS
Information
Patent Application
LAMINAR ARTICLES WITH GOOD HYDROCARBON BARRIER
Publication number
20100129576
Publication date
May 27, 2010
E.I. du Pont de Nemours and Company
David D. ZHANG
B32 - LAYERED PRODUCTS
Information
Patent Application
PLASTIC SURFACES HAVING IMPROVED SURFACE CHARACTERISTICS
Publication number
20100113644
Publication date
May 6, 2010
E.I. du Pont de Nemours and Company
NARAYANAN SANKARA SUBRAMANIAN
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Modifier for Polycarbonate/Acrylonitrile-Butadiene-Styrene Blends
Publication number
20090292083
Publication date
Nov 26, 2009
E.I. du Pont de Nemours and Company
David D. Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Ethylene vinyl alcohol compositions
Publication number
20080281045
Publication date
Nov 13, 2008
David D. Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Toughened polyamide for food packaging and health care applications
Publication number
20060142489
Publication date
Jun 29, 2006
Richard T. Chou
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Copolyetherester composition and multilayer structure thereof
Publication number
20050266190
Publication date
Dec 1, 2005
David D. Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...