Roger H. Jansma

Person

Park Forest, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Strength resins for paper
- Patent number 5,490,904
- Issue date Feb 13, 1996
- Nalco Chemical Company
- Roger H. Jansma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Strength resins for paper
- Patent number 5,401,810
- Issue date Mar 28, 1995
- Nalco Chemical Company
- Roger H. Jansma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-soluble dispersant which aids in the dispersion of polyester...
- Patent number 5,209,823
- Issue date May 11, 1993
- Nalco Chemical Company
- Roger H. Jansma
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Antiskid paper with enhanced friction retention
- Patent number 4,980,024
- Issue date Dec 25, 1990
- Nalco Chemical Company
- Charles C. Payne
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Polyaldehyde/polyacetal compositions
- Patent number 4,605,718
- Issue date Aug 12, 1986
- Nalco Chemical Company
- Roger H. Jansma
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyaldehyde/polyacetal compositions
- Patent number 4,508,594
- Issue date Apr 2, 1985
- Nalco Chemical Company
- Roger H. Jansma
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cationic polymeric composition for imparting wet and dry strength t...
- Patent number 4,233,411
- Issue date Nov 11, 1980
- Nalco Chemical Co.
- Edward G. Ballweber
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper fiber additive containing polyacrylamide blended with glyoxal...
- Patent number 4,217,425
- Issue date Aug 12, 1980
- Nalco Chemical Company
- Edward G. Ballweber
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Sodium chloride and polydiallyl dimethyl ammonium chloride as an el...
- Patent number 4,084,034
- Issue date Apr 11, 1978
- Nalco Chemical Company
- Roger H. Jansma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Stabilized electroconductive polymers
- Patent number 3,954,680
- Issue date May 4, 1976
- Nalco Chemical Company
- Roger H. Jansma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Roger H. Jansma

Person

Patents Grantslast 30 patents

Strength resins for paper

Strength resins for paper

Water-soluble dispersant which aids in the dispersion of polyester...

Antiskid paper with enhanced friction retention

Polyaldehyde/polyacetal compositions

Polyaldehyde/polyacetal compositions

Cationic polymeric composition for imparting wet and dry strength t...

Paper fiber additive containing polyacrylamide blended with glyoxal...

Sodium chloride and polydiallyl dimethyl ammonium chloride as an el...

Stabilized electroconductive polymers