Fanwen W Zeng from 1068 Redtail Rd, Norristown, PA 19403, age 57, Phone: 9083590738

Resumes

Principal Research Scientist

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Location:

1068 Redtail Rd, Audubon, PA 19403

Industry:

Chemicals

Work:

The Dow Chemical Company
Principal Research Scientist
Chinese American Chemical Society Tristate 2011 - 2012
President
The Dow Chemical Company 2011 - 2012
Senior Research Scientist
The Dow Chemical Company 2011 - 2012
Registered Patent Agent
Rohm and Haas Jun 2000 - 2001
Senior Scientist

Education:

University of California, Berkeley 1997 - 1999
University of Illinois at Urbana - Champaign 1992 - 1997
Doctorates, Doctor of Philosophy, Organic Chemistry Nanjing University 1983 - 1987
Bachelors, Bachelor of Science, Chemistry

Skills:

Coatings
Chemistry
Polymers
Additives
Polymer Chemistry
Organic Chemistry
Polymer Science
R&D
Plastics
Organic Synthesis
Nmr
Catalysis

Fanwen Zeng

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Location:

United States

Us Patents

High Solids Polymeric Additive Systems: Compositions, Processes, And Products Thereof
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US Patent:

6881787, Apr 19, 2005
Filed:

Aug 31, 2001
Appl. No.:

09/944290
Inventors:

Jane Elizabeth Weier - Hopewell NJ, US
Morris Christopher Wills - Philadelphia PA, US
Fanwen Zeng - Monmouth Junction NJ, US
Eugene Patrick Dougherty - Langhorne PA, US
Assignee:

Rohm and Haas Company - Philadelphia PA
International Classification:

C08L033/00
C08L035/00
C08L051/00
US Classification:

524819, 524504, 524823, 524834, 523201, 523206, 525 71
Abstract:

The present invention provides polymeric additive systems and processes for preparing polymeric additive systems which contain a liquid component and a solid component, wherein the weight fraction of the solid component is more than 50%. The present invention also provides polymeric compositions and processes for preparing polymeric compositions that include a polymeric component and a polymeric additive system which contains a liquid component and a solid component, wherein the weight fraction of the solid component is more than 50%. The disclosed compositions and processes are useful in the preparation of polymeric materials and articles produced therefrom.

Processes For Preparing Impact Modifier Powders
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US Patent:

6900254, May 31, 2005
Filed:

Oct 17, 2001
Appl. No.:

09/981425
Inventors:

Morris Christopher Wills - Philadelphia PA, US
Karen Casey - Harleysville PA, US
Joseph Robert Adamo - Souderton PA, US
Fanwen Zeng - Belle Mead NJ, US
Assignee:

Rohm and Haas Company - Philadelphia PA
International Classification:

C08K007/00
US Classification:

523221, 523220
Abstract:

Processes for preparing a powdery high rubber impact modifier containing two or more populations of polymer particles having a total rubbery weight fraction of greater than 90 weight percent is provided. Also provided are various methods of preparing aqueous polymer particle dispersions having two or more populations of polymer particles having a total rubbery weight fraction of greater than 90 weight percent. These dispersions are spray-driable into a powder and are useful for increasing the impact strength of various matrix resins.

Thickener For High-Ph Aqueous Systems
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US Patent:

7297673, Nov 20, 2007
Filed:

Aug 25, 2005
Appl. No.:

11/211350
Inventors:

Jennifer Reichl Collin - Devon PA, US
Fanwen Zeng - Belle Mead NJ, US
Paul Francis David Reeve - Grasse, FR
Assignee:

Rohm and Haas Company - Philadelphia PA
International Classification:

C11D 3/37
A61K 8/72
US Classification:

510475, 510477, 510488, 424486, 424487, 424 7011, 424 7016
Abstract:

An aqueous composition having a pH of at least 10, and comprising from 0. 1% to 5% of at least one crosslinked copolymer comprising from 2. 5% to 65% (meth)acrylic acid residues, from 10% to 80% C-Calkyl (meth)acrylate residues, from 2% to 25% lipophilically modified (meth)acrylate residues and residues of a crosslinker that has no ester or amide functionality.

Durable Hold Hair Styling Compositions And Method Of Use
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US Patent:

7651693, Jan 26, 2010
Filed:

Nov 6, 2003
Appl. No.:

10/702361
Inventors:

Melissa Lee Merlau - Elkins Park PA, US
Alan Isamu Nakatani - Lansdale PA, US
Curtis Schwartz - Ambler PA, US
Fanwen Zeng - Belle Mead NJ, US
Assignee:

Rohm and Haas Company - Philadelphia PA
International Classification:

A61K 8/02
US Classification:

424401
Abstract:

The present invention relates to improved hair styling compositions and methods of using such compositions. More particularly, the present invention relates to hair styling compositions with improved durability performance of the hair fixative resins, including resistance to high humidity, low tackiness, and good hold.

Microbiocidal Coatings
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US Patent:

8007834, Aug 30, 2011
Filed:

Sep 3, 2009
Appl. No.:

12/584324
Inventors:

Jennifer Reichl Collin - Devon PA, US
Tirthankar Ghosh - Oreland PA, US
Fanwen Zeng - Belle Mead NJ, US
Assignee:

Rohm and Haas Company - Philadelphia PA
International Classification:

A61K 33/36
A61K 31/4146
US Classification:

424672, 424445
Abstract:

There is provided a coating composition comprising.

Hair Styling Composition
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US Patent:

8241616, Aug 14, 2012
Filed:

Mar 31, 2009
Appl. No.:

12/384030
Inventors:

Jennifer Reichl Collin - Devon PA, US
Michael Paul Hallden-Abberton - Maple Glen PA, US
Beth Ann Falcone - Feasterville PA, US
Miao Wang - Schwenksville PA, US
Fanwen Zeng - Belle Mead NJ, US
Assignee:

Rohm and Haas Company - Philadelphia PA
International Classification:

A61K 8/00
A61K 8/18
A61Q 5/00
A61Q 9/00
A61Q 7/00
A61Q 5/06
A61K 5/12
A61K 8/73
A61K 8/81
A61K 9/12
A01K 8/02
A01N 25/02
C07D 3/37
US Classification:

424 701, 424 7011, 424 7012, 424 7013, 424 7015, 424 7016, 424 43, 424 47, 424359, 424361, 424362, 424401, 510406, 510475
Abstract:

There is provided a hair styling composition comprisingAlso provided is a method of making polymer.

Microbiocidal Coatings
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US Patent:

8309626, Nov 13, 2012
Filed:

Jul 11, 2011
Appl. No.:

13/179639
Inventors:

Henry Huan Chen - Shanghai, CN
Jennifer Reichl Collin - Devon PA, US
Lynn Carol Munz - Harleysville PA, US
Christopher John Tucker - Midland MI, US
Janet Nadya Younathan - Lansdale PA, US
Yonnie Dong Yun - Shanghai, CN
Fanwen Zeng - Belle Mead NJ, US
Assignee:

Rohm and Haas Company - Philadelphia PA
International Classification:

C09D 5/16
C08K 5/13
C08K 3/28
C08K 5/34
US Classification:

523122, 4273855, 524100, 524186, 524323, 524428
Abstract:

There is provided a coating composition comprising.

Thickener For Aqueous Systems
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US Patent:

20060182707, Aug 17, 2006
Filed:

Feb 9, 2006
Appl. No.:

11/351814
Inventors:

Jennifer Collin - Devon PA, US
Fanwen Zeng - Belle Mead NJ, US
International Classification:

A61K 8/81
US Classification:

424070160
Abstract:

A polymer comprising: (a) from 25% to 45% carboxylic acid monomer residues; (b) from 50% to 65% C-Calkyl (meth)acrylate residues; (c) from 2% to 20% of residues of at least one of: (i) an alkyl (meth)acrylate, (ii) a vinyl alkanoate, (iii) an N-vinyl alkylamide, and (iv) an N-alkyl (meth)acrylamide, wherein an alkyl group having from 6-18 carbon atoms is present; and (d) from 0.01% to 2% of residues of at least one crosslinker.