DAVID R WALTERS
Vehicle Board in Pittsburgh, PA
License number
Pennsylvania MV113175L
Category
Vehicle Board
Type
Vehicle Salesperson
Address
Address
Pittsburgh, PA 15223
Professional information
Field Service Equipment Coordinator At Abb, Inc.
Position:
Field Service Equipment Coordinator at ABB, Inc.
Location:
Greater Pittsburgh Area
Industry:
Industrial Automation
Work:
ABB, Inc.
since May 2004
-
Field Service Equipment Coordinator
Education:
Triangle Tech 2002 - 2003
AA/ Specialized Technology, Maintenance Electricity & Construction Technology
AA/ Specialized Technology, Maintenance Electricity & Construction Technology
Proposal Manager At Ppg Industries
Position:
Proposal Manager/Project Manager at PPG Industries
Location:
Greater Pittsburgh Area
Industry:
Research
Work:
PPG Industries
- PPG Corp. Science and Technology since Aug 2005
-
Proposal Manager/Project Manager
PPG Industries
- PPG Coatings Innovation Center May 1987 - Aug 2005
-
Research chemist
Education:
Slippery Rock University of Pennsylvania 1983 - 1987
BS, Chemistry
BS, Chemistry
Bass Player/Bookings At Refuge
Position:
bass player/bookings at Refuge
Location:
Greater Pittsburgh Area
Industry:
Nonprofit Organization Management
Work:
Refuge
-
bass player/bookings
Applications/Machine Sales At Hazemag Usa Inc.
Position:
Applications/Machine Sales at HAZEMAG USA INC.
Location:
Greater Pittsburgh Area
Industry:
Machinery
Work:
HAZEMAG USA INC.
since Oct 1982
-
Applications/Machine Sales
Education:
California University of Pennsylvania 1980 - 1982
Associate of Science, Mechanical Engineering
Associate of Science, Mechanical Engineering
Polyurethane Polyanhydride Oligomers And Method Of Preparation
US Patent:
5182355, Jan 26, 1993
Filed:
Sep 30, 1991
Appl. No.:
7/829706
Inventors:
Jonathan T. Martz - Glenshaw PA
Karl F. Schimmel - Verona PA
Padmanabhan Sundararaman - Allison Park PA
David N. Walters - Pittsburgh PA
Karl F. Schimmel - Verona PA
Padmanabhan Sundararaman - Allison Park PA
David N. Walters - Pittsburgh PA
Assignee:
PPG Industries, Inc. - Pittsburgh PA
International Classification:
C08G 1834, C08G 1867, B05D 136, B05D 704
US Classification:
528 75
Abstract:
A polyurethane polyanhydride oligomer is disclosed as well as a process for its preparation. The process involves the following steps:
(a) reacting a hydroxyl functional 2,4-dienoate ester with a polyisocyanate under conditions sufficient to react essentially all of the isocyanate groups to form a polyurethane polyene; and
(b) reacting by Diels Alder addition the unsaturated double bonds of the polyurethane polyene with an unsaturated polycarboxylic acid anhydride containing material. Also disclosed is a curable composition containing hydroxyl functional material and the aforedescribed polyurethane polyanhydride oligomer.
Polyurethane Polyanhydride Oligomers And Method Of Preparation
US Patent:
5059655, Oct 22, 1991
Filed:
Apr 5, 1990
Appl. No.:
7/504814
Inventors:
Jonathan T. Martz - Glenshaw PA
Karl F. Schimmel - Verona PA
Padmanabhan Sundararaman - Allison Park PA
David N. Walters - Pittsburgh PA
Karl F. Schimmel - Verona PA
Padmanabhan Sundararaman - Allison Park PA
David N. Walters - Pittsburgh PA
Assignee:
PPG Industries, Inc. - Pittsburgh PA
International Classification:
C08L 7504, C08L 7302
US Classification:
525131
Abstract:
A polyurethane polyanhydride oligomer is disclosed as well as a process for its preparation. The process involves the following steps:
(a) reacting a hydroxyl functional 2,4-dienoate ester with a polyisocyanate under conditions sufficient to react essentially all of the isocyanate groups to form a polyurethane polyene; and
(b) reacting by Diels Alder addition the unsaturated double bonds of the polyurethane polyene with an unsaturated polycarboxylic acid anhydride containing material. Also disclosed is a curable composition containing a hydroxyl functional material and the aforedescribed polyurethane polyanhydride oligomer.