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John L. Nafziger
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Lake Jackson, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Flexible polyurethane rebond foam having improved tear resistance a...
Patent number
5,312,888
Issue date
May 17, 1994
The Dow Chemical Company
John L. Nafziger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Flexible polyurethane rebond foam having improved tear resistance a...
Patent number
5,290,818
Issue date
Mar 1, 1994
The Dow Chemical Company
John L. Nafziger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing viscosity-stabilized reactive toluene diisocy...
Patent number
5,216,042
Issue date
Jun 1, 1993
The Dow Chemical Company
Rory D. Daussin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for reducing the quantity of hydrolyzable chlorides in isoc...
Patent number
4,996,351
Issue date
Feb 26, 1991
The Dow Chemical Company
John L. Nafziger
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Rigid foams prepared from treated toluene diisocyanate residue
Patent number
4,904,704
Issue date
Feb 27, 1990
The Dow Chemical Company
John L. Nafziger
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Flexible polyurethane foams prepared from cotrimers of alkylene-bri...
Patent number
4,552,903
Issue date
Nov 12, 1985
The Dow Chemical Company
John L. Nafziger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing stable solutions of trimerized isocyanates in...
Patent number
4,552,902
Issue date
Nov 12, 1985
The Dow Chemical Company
John L. Nafziger
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparing polyols
Patent number
4,282,387
Issue date
Aug 4, 1981
The Dow Chemical Company
Franciszek Olstowski
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Stabilization of polyisocyanates against discoloration
Patent number
4,064,157
Issue date
Dec 20, 1977
The Dow Chemical Company
John L. Nafziger
C07 - ORGANIC CHEMISTRY