Pyong N. Son

Person

Akron, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for making alkylated polyalkylenepolyamines by selective al...
- Patent number 5,270,471
- Issue date Dec 14, 1993
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Multi-component stabilizer system for polyolefins pigmented with az...
- Patent number 5,240,977
- Issue date Aug 31, 1993
- The B. F. Goodrich Company
- George Kletecka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for methylating a hindered nitrogen atom in an inert non-aq...
- Patent number 5,239,071
- Issue date Aug 24, 1993
- The B. F. Goodrich Company
- Pyong-Nae Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylated polyalkylene polyamines and process for selective alkylation
- Patent number 5,189,173
- Issue date Feb 23, 1993
- The BFGoodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thermooxidative stabilization of polymers with a N4-alkylated oxo-p...
- Patent number 5,098,944
- Issue date Mar 24, 1992
- The B. F. Goodrich Company
- George Kletecka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
N,N-disubstituted, .alpha.-(3,5-dialkyl-4-hydroxyphenyl)-.alpha.,.a...
- Patent number 5,096,949
- Issue date Mar 17, 1992
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylated oxo-piperanzinyl-triazine
- Patent number 5,071,981
- Issue date Dec 10, 1991
- The B. F. Goodrich Company
- Pyong-Nae Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of a tri-substituted triazine stabilizer
- Patent number 5,053,505
- Issue date Oct 1, 1991
- The B. F. Goodrich Company
- Pyong N. Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stabilized pigmented polypropylene fiber resistant to gas fade
- Patent number 4,929,653
- Issue date May 29, 1990
- The B. F. Goodrich Company
- George Kletecka
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
N,N-disubstituted, .alpha.-(3,5-dialkyl-4-hydroxyphenyl)-.alpha.,.a...
- Patent number 4,920,228
- Issue date Apr 24, 1990
- The B. F. Goodrich Company
- John Ta-Yuan Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for desensitizing a 1-(alkylamino)alkyl-polysubstituted pip...
- Patent number 4,841,053
- Issue date Jun 20, 1989
- The B. F. Goodrich Company
- Pyong-Nae Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stabilized gamma-irradiated polypropylene and sterilizable articles...
- Patent number 4,797,438
- Issue date Jan 10, 1989
- The B. F. Goodrich Company
- George Kletecka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
N-(substituted)-.alpha.-(3,5-dialkyl-4-hydroxyphenyl)-.alpha.,.alph...
- Patent number 4,780,495
- Issue date Oct 25, 1988
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylated polyalkylenepolyamines, substituted oxo-piperazinyl-triaz...
- Patent number 4,722,806
- Issue date Feb 2, 1988
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of polyamines and mixture formed thereby, of diprimary po...
- Patent number 4,698,446
- Issue date Oct 6, 1987
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,2-ethanediyl-bis-2-piperazinone esters, oligomers thereof, and co...
- Patent number 4,692,487
- Issue date Sep 8, 1987
- The B. F. Goodrich Company
- Pyong-Nae Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of 1-(2-amino-2-alkylpropyl)-3,3,5,5-tetraalkylpiperaz...
- Patent number 4,687,850
- Issue date Aug 18, 1987
- The B. F. Goodrich Company
- Pyong-Nae Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hindered 2-keto-1,4-diazacycloalkane oligomers containing triazine...
- Patent number 4,675,353
- Issue date Jun 23, 1987
- The BFGoodrich Company
- Pyong-Nae Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oligomeric amides as synergists for antioxidants and UV stabilizers
- Patent number 4,650,903
- Issue date Mar 17, 1987
- The B. F. Goodrich Company
- Pyong-Nae Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyalkylenepolyamine having pendant substituted oxo-piperazinyltri...
- Patent number 4,639,479
- Issue date Jan 27, 1987
- The BFGoodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted oxo-piperazinyl-triazines and UV light stabilized compo...
- Patent number 4,629,752
- Issue date Dec 16, 1986
- The B. F. Goodrich Company
- Robert W. Layer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylated polyalkylenepolyamines, substituted oxo-piperazinyl-triaz...
- Patent number 4,547,538
- Issue date Oct 15, 1985
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylated polyalkylenepolyamines, substituted oxo-piperazinyl-triaz...
- Patent number 4,480,092
- Issue date Oct 30, 1984
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted 2-keto-1,4-diazacycloalkanes
- Patent number 4,477,665
- Issue date Oct 16, 1984
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oligomeric phenylphosphonites
- Patent number 4,472,548
- Issue date Sep 18, 1984
- The B. F. Goodrich Company
- Pyong-Nae Son
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Substituted 2-keto-1,4-diazacycloalkanes
- Patent number 4,466,916
- Issue date Aug 21, 1984
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-Keto-diazacycloalkane-urethane oligomers and U-V light stabilized...
- Patent number 4,455,401
- Issue date Jun 19, 1984
- The B. F. Goodrich Company
- Pyong N. Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
UV-Light stabilized compositions containing substituted 1,5-diazacy...
- Patent number 4,415,684
- Issue date Nov 15, 1983
- The B. F. Goodrich Company
- John T. Lai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
High molecular weight piperidine derivatives as UV stabilizers
- Patent number 4,326,063
- Issue date Apr 20, 1982
- The B. F. Goodrich Company
- Pyong-Nae Son
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted decahydroquinolines
- Patent number 4,326,061
- Issue date Apr 20, 1982
- The B. F. Goodrich Company
- Pyong-Nae Son
- C07 - ORGANIC CHEMISTRY

Pyong N. Son

Person

Patents Grantslast 30 patents

Process for making alkylated polyalkylenepolyamines by selective al...

Multi-component stabilizer system for polyolefins pigmented with az...

Process for methylating a hindered nitrogen atom in an inert non-aq...

Alkylated polyalkylene polyamines and process for selective alkylation

Thermooxidative stabilization of polymers with a N4-alkylated oxo-p...

N,N-disubstituted, .alpha.-(3,5-dialkyl-4-hydroxyphenyl)-.alpha.,.a...

Alkylated oxo-piperanzinyl-triazine

Process for the manufacture of a tri-substituted triazine stabilizer

Stabilized pigmented polypropylene fiber resistant to gas fade

N,N-disubstituted, .alpha.-(3,5-dialkyl-4-hydroxyphenyl)-.alpha.,.a...

Process for desensitizing a 1-(alkylamino)alkyl-polysubstituted pip...

Stabilized gamma-irradiated polypropylene and sterilizable articles...

N-(substituted)-.alpha.-(3,5-dialkyl-4-hydroxyphenyl)-.alpha.,.alph...

Alkylated polyalkylenepolyamines, substituted oxo-piperazinyl-triaz...

Synthesis of polyamines and mixture formed thereby, of diprimary po...

1,2-ethanediyl-bis-2-piperazinone esters, oligomers thereof, and co...

Purification of 1-(2-amino-2-alkylpropyl)-3,3,5,5-tetraalkylpiperaz...

Hindered 2-keto-1,4-diazacycloalkane oligomers containing triazine...

Oligomeric amides as synergists for antioxidants and UV stabilizers

Polyalkylenepolyamine having pendant substituted oxo-piperazinyltri...

Substituted oxo-piperazinyl-triazines and UV light stabilized compo...

Alkylated polyalkylenepolyamines, substituted oxo-piperazinyl-triaz...

Alkylated polyalkylenepolyamines, substituted oxo-piperazinyl-triaz...

Substituted 2-keto-1,4-diazacycloalkanes

Oligomeric phenylphosphonites

Substituted 2-keto-1,4-diazacycloalkanes

2-Keto-diazacycloalkane-urethane oligomers and U-V light stabilized...

UV-Light stabilized compositions containing substituted 1,5-diazacy...

High molecular weight piperidine derivatives as UV stabilizers

Substituted decahydroquinolines