Medical Device Control

WALTER (WEIHONG) LIU

(AMERICAN PERMANENT RESIDENT)

** ****** ******,

Bridgewater, NJ 08807

Tel: 908-***-**** (home phone)

********@*******.***

OBJECTIVE: Seeking a position in a company for synthesis, processing, characterization, application

and formulation of novel high-performance organic and/or polymer materials.

HIGHLIGHT:

• Experience in synthesis of various compounds and polymers applid in plastic optical fiber and anti-

reflective coating, flame-retardant composite, BARC and photoresist.

• Hand-on experience on characterization and analysis with DSC, TGA, SEM, FTIR, Raman

spectroscopy, X-ray powder diffraction, UV/VIS, NMR, GPC, DMA, polarimeter, viscometry,

ellipsometer and fluorescence spectroscopy.

• Experience with precision structure control technology for radical and ionic polymerizations.

• Experience in formulation, scaling-up and developing new materials composition.

• Experience in organic synthesis, separation with column chromatography, characterization with

NMR (1H, 13C, 19F, 31P), TLC, FTIR, GC-MS and HPLC.

• Published 46 peer-reviewed papers and 9 patents.

EXPERIENCE:

12/06-1/09 AZ electronic materials, Somerville, NJ

Research Chemist

• Synthesized various monomers and polymers used as via-filling (cured by heating in the presence of

thermal acid generator) and anti-reflective coating for semiconductor industry.

2/05-12/06 Akzo Nobel-Supresta LLC, Ardsley, NY

Research Chemist

• Synthesized phosphorous-containing monomers and compounds used in flame retardant polymer

materials such as polyurethane foam. Flame-retardant composite design and test.

4/00-2/05 POLYTECHNIC UNIVERSITY of NYU, Brooklyn, NY

Herman F. Mark Polymer Research Institute

Research Associate

• Developed methods for synthesis of fluorinated monomers and fluoropolymers for Plastic optical

fiber and anti-reflective coating.

• Characterized the fluoropolymer with DSC, TGA, FT-IR, 19F-NMR, RI, and UV-near IR.

• Developed a method for synthesizing block copolymer of fluorinated monomer with MMA and

styrene via ATRP.

• Developed a method for synthesizing hydro-gel by photo-graft-polymerization for medical device.

9/97-3/00 NAGOYA UNIVERSITY, Nagoya, Japan

Department of Applied Chemistry, Graduate School of Engineering

Research Scientist, NEDO Fellow (Japan Government Company assigned project)

• Developed precision structure control technology for radical and ionic polymerization;

• Developed methods for stereo-control in radical polymerization of vinyl esters, (meth)acrylates,

(meth)acrylamides, and anionic polymerization of (meth)acrylates;

• Enhanced the polymer materials properties with high tacticity such as high strength PVA fiber;

• Investigated on the structure-property relationship.

9/94-7/97 INSTITUTE OF CHEMISTRY

CHINESE ACADEMY OF SCIENCES, Beijing, China

Ph.D Candidate

• Developed methods for synthesizing chiral N-substituted maleimide polymers via anionic

polymerization used for enantiomer resolution.

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• Synthesized optically active block copolymers of TrMA with MMA, BuMA and BzMA;

• Synthesized optically active poly(aryl esters) based on chiral 1,1’-bi-2-naphthol;

• Synthesized dendritic polymers.

• Characterized the polymers with NMR, FT-IR, GPC, DSC, SEM, CD and polarimeter.

9/92-7/94 HEBEI UNIVERSITY

Department of Chemistry, Hebei Province, China

Organic Lab Instructor and Lecturer

• Developed a method for synthesizing graft copolymers via graft copolymerization of vinyl monomers

onto natural and synthetic materials such as casein and nylon used for leather coating.

• Formulated polymer putty for automobile coating using unsaturated fumarate polyesters; synthesized

1-methyl styrene oligomer via cationic polymerization used as a plasticizer.

EDUCATION: Institute of Chemistry, Chinese Academy of Sciences, Beijing, China

Ph.D. in Polymer Science

Changchun Institute of Applied Chemistry, Chinese Academy of Sciences

M.S. in Polymer Chemistry

Hebei University, China

B. S. in Chemistry

PROFESSIONAL AFFILIATION: American Chemical Society, and Japan Polymer Society

AWARDS AND HONORS: Prestigious NEDO fellowship; Presidential award for excellent Ph.D students

from Chinese Academy of Sciences.

SKILLS: NMR (1H, 13C, 19F, 31P), FTIR, TLC, HPLC, GC-MS, UV-VIS, DSC, TGA, DTA, DMA, SEC,

viscometry, fluorescence spectrophotometer, organic synthesis and purification; radical, anionic, cationic and

condensation polymerizations, MS Office (Word, Excel, PowerPoint)

A LIST OF FULL PUBLICATIONS (46 PAPERS AND 9 PATENT APPLICATIONS) IS

AVAILABLE UPON REQUEST.

Selected Publications:

Selected Patents:

1. “FLAME RETARDANT AND RESINS” WO2008085924. WO2008085926 (A1) and WO2008118154

(A2)

2. “Fluorinated Polymers, Method for Producing the Fluorinated Polymers” WO 200-***-****, JP

200-***-****, USP20070142581, EP1983009.

Selected Papers:

1. Weihong Liu, Y. Koike, Y. Okamoto, “Synthesis and radical polymerization of perfluoro-2-

methylene-1,3-dioxolanes”, Macromolecules, 38(23), 9466-9473, 2005.

2. Weihong Liu, Y. Guo, Y. Koike, Y. Okamoto, “A Novel Thermally and Chemically Stable Polymer:

Poly(2-difluoromethylene-1,3-dioxolane)”, Macromolecules, 37 (2), 254-255, 2004.

REFERENCES AVAILABLE UPON REQUEST.

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