Inventor
BAUMANN HANS-PETER
29 patents
⚠️ This page may combine multiple inventors who share the name “BAUMANN HANS-PETER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANDOZ LTD
25 patentsUS4229172AOct 21, 1980
Disperse dyeing of polyester with benzalketo derivatives as carriers: benzalacetone, methyl cinnamate etc.
SANDOZ LTD56 citations93
US5207802AMay 4, 1993
Sulpho group-containing aromatic compounds, their production and use as dispersants or levelling agents in dyeing textiles or tanning leather
SANDOZ LTD9 citations74
US4475920AOct 9, 1984
Method for obtaining improved dyeings on polyamide
SANDOZ LTD12 citations74
US4386037AMay 31, 1983
Sulphonic acids of tolyl ether sulphones
SANDOZ LTD13 citations74
US4657957AApr 14, 1987
Binding agent aqueous dispersions having improved coagulation properties
SANDOZ LTD13 citations72
US4441884AApr 10, 1984
Quaternary ammonium compounds and their use as dyeing assistants for polyamide fibers
SANDOZ LTD13 citations71
US5621148AApr 15, 1997
Condensates and their use as oxyalkylation adjuvants
SANDOZ LTD3 citations63
US5554199ASep 10, 1996
Dyeing process and auxiliary
SANDOZ LTD2 citations63
US5470355ANov 28, 1995
Organic compounds
SANDOZ LTD3 citations63
US5443598AAug 22, 1995
Dyeing assistants and their use
SANDOZ LTD2 citations63
US5405980AApr 11, 1995
Condensates and their use as oxyalkylation adjuvants
SANDOZ LTD2 citations63
US5252104AOct 12, 1993
Products of reacting an alkylene oxide with a condensate of formaldehyde, an alkylphenol and an amine
SANDOZ LTD2 citations63
US5250079AOct 5, 1993
Process for the treatment of polyamide or leather substrates with sulpho group-containing aromatic compounds, compositions containing such compounds and their production
SANDOZ LTD2 citations63
US4516979AMay 14, 1985
Polybenzoates as disperse dyeing assistants
SANDOZ LTD5 citations63
US4464180AAug 7, 1984
Compositions and method for dyeing or printing with disperse dyes
SANDOZ LTD4 citations63
US4297296AOct 27, 1981
Quaternized polyamines
SANDOZ LTD3 citations63
US4060387ANov 29, 1977
Aromatic carboxylic acid esters and amides as fixing agents
SANDOZ LTD4 citations60
US4130589ADec 19, 1978
Oxyalkylated alkyl polyamines as defoaming agents
SANDOZ LTD3 citations55
US4588448AMay 13, 1986
Process for sealing anodically oxidized aluminium or aluminium alloy surfaces
SANDOZ LTD5 citations54
US5248430ASep 28, 1993
Metalized ammonium salts of condensates of sulpho group containing aromatic compounds with dihydroxydiphenyl-sulphone
SANDOZ LTD0 citations52
US4797131AJan 10, 1989
Use of certain quaternary ammonium compounds in dyeing leather with basic dyestuffs
SANDOZ LTD1 citations52
US4582649AApr 15, 1986
Phenolamines
SANDOZ LTD0 citations52
US4350493ASep 21, 1982
Carrier composition for disperse dyes
SANDOZ LTD0 citations52
US4335259AJun 15, 1982
Quaternized polyamines
SANDOZ LTD1 citations52
US3976427AAug 24, 1976
Organic compounds
SANDOZ LTD1 citations52