Inventor

ZAGNONI GRAZIANO

IT20 patents

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

ZAGNONI GRAZIANO

CIBA SC HOLDING AG

Sterically hindered amine compounds

Highly compatible hydroxyphenyltriazine UV-absorbers

Highly compatible hydroxyphenyltriazine UV-absorbers

Imidazolidinone derivatives

Piperazinone derivatives

Compositions stabilized by dioxopiperazinyl derivatives

Piperazinone derivatives

Thioimidazolidine derivatives as light stabilizers for polymers

Oxopiperazinyl derivatives and light stabilized compositions

CIBA GEIGY CORP

Piperidine-triazine compounds for use as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials

Polyalkyl-4-piperidinol derivatives for use as stabilizers for organic materials

Piperidine compounds a tetrahydrofuran ring for use as stabilisers for organic material

Process for the preparation of 2,2,6,6-tetramethyl-4-piperidyloxy-1,3,5-triazines with two or more triazine rings

Piperidine compounds for use as stabilizers for organic materials

Polymeric thermoplastic materials, comprising 1,2,4-triazolidine-3,5-dione derivatives as stabilizers

Tetramethylpiperidine compounds for use as stabilizers for organic materials

ALFA WASSERMANN SPA

Process for the synthesis of the α-(-methyl-ethyl)-3,4-dimethoxybenzene-acetonitrile

Process for the synthesis of the n-methyl-3,4-dimethoxyphenylethylamine

ALFA FARMACEUTICI SPA

Process for the optical resolution of mixtures of D- and L-2-(6-methoxy-2-naphthyl)-propionic acids

ROSSI MIRKO

Reversible thermochromic compositions