Motonobu Minagawa

Anti-yellowing composition

Poly(piperidylamine) alkanes and synthetic resin compositions stabilized thereby

Ortho-substituted phenyl phosphite additive composition

2,6-Di-tertiary butyl phenyl pentaerythritol spiro bis-phosphites enhancing the stability to heat and light of synthetic resin

Glycol carbonate ester stabilizers for synthetic resins

Alkylidene bisphenol phosphites and phosphates having 2,2,6,6-tetramethyl piperidinyl groups and synthetic resin composition

Synergistic light stabilizer compositions for synthetic resins and resin compositions containing the same

2,2,6,6-Tetramethyl-4-piperidyl carbonic acid esters of dihydric alcohols and phenols as stabilizers for synthetic polymers

N,N',N''-tris((2,2,6,6-tetramethyl-4-piperidyl)triazinyl) undecane triamines as stabilizers for synthetic polymers

Stabilizers for synthetic polymers comprising 2,2,6,6-tetramethyl-4-piperidyl carboxylic acid ester, phosphonic acid ester and phenol