David J. Sparrow

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Korbeek-lo, BE

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing polyurea and polyurea/polyurethane polymers f...
- Patent number 4,849,460
- Issue date Jul 18, 1989
- Imperial Chemical Industries PLC
- James M. Bentley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymeric polyamines
- Patent number 4,751,255
- Issue date Jun 14, 1988
- Imperial Chemical Industries PLC
- James M. Bentley
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyether polyols containing hydroxymethyl substituted 1,3-dioxane...
- Patent number 4,590,226
- Issue date May 20, 1986
- Imperial Chemical Industries Inc.
- James P. Brown
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyurethane foam containing internal mold-release agent
- Patent number 4,130,698
- Issue date Dec 19, 1978
- Imperial Chemical Industries Limited
- David J. Sparrow
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...