Inventor

SUGIBUCHI KAZUO

10 patents

⚠️ This page may combine multiple inventors who share the name “SUGIBUCHI KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ADEKA ARGUS CHEMICAL CO LTD

7 patents

US5081170AJan 14, 1992

Stabilized polyolefin resin composition

ADEKA ARGUS CHEMICAL CO LTD32 citations90

US4405736ASep 20, 1983

2,2,6,6-Tetramethyl-4-piperidyl spiro aliphatic ethers and stabilizers for synthetic polymers

ADEKA ARGUS CHEMICAL CO LTD14 citations73

US4351915ASep 28, 1982

2,2,6,6-Tetramethyl-4-piperidyl spiro aliphatic ethers as stabilizers for synthetic polymers

ADEKA ARGUS CHEMICAL CO LTD11 citations70

US4663459AMay 5, 1987

Method for preparing 2,2,6,6-tetramethyl-4-oxopiperidine

ADEKA ARGUS CHEMICAL CO LTD2 citations62

US4798836AJan 17, 1989

Bis-(2,2,6,6-tetramethyl-piperidyl) diimides as light stabilizers for synthetic polymers

ADEKA ARGUS CHEMICAL CO LTD5 citations61

US4405737ASep 20, 1983

N-2-Hydroxypropyl piperidines and compositions thereof

ADEKA ARGUS CHEMICAL CO LTD5 citations61

US4661597AApr 28, 1987

Process for preparing 2,2,6,6-tetramethyl-4-oxopiperidine

ADEKA ARGUS CHEMICAL CO LTD0 citations51

ARGUS CHEM

3 patents

US4096114AJun 20, 1978

2,2,6,6-Tetramethyl piperidyl-4-phosphites as stabilizers for organic polymeric materials

ARGUS CHEM36 citations92

US4186151AJan 29, 1980

Process for preparing a 5,5'-methylenebis(2-hydroxy-4-alkoxybenzophenone)

ARGUS CHEM10 citations73

US4169089ASep 25, 1979

Hydroxybenzophenone stabilizer composition

ARGUS CHEM9 citations73