Inventor
RINNO HELMUT
DE25 patents
⚠️ This page may combine multiple inventors who share the name “RINNO HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOECHST AG
21 patentsUS4421889ADec 20, 1983
Aqueous dispersion paints and process for making the same
HOECHST AG59 citations95
US4296226AOct 20, 1981
Vinyl polymer with acetylacetoxy groups, process for its manufacture and an agent obtained thereof
HOECHST AG40 citations92
US4569965AFeb 11, 1986
Crotonate-containing copolymers, processes for their preparation and their use as thickeners in aqueous systems and as sizing agents
HOECHST AG55 citations91
US5679735AOct 21, 1997
Process for the preparation of synthetic resin dispersions
HOECHST AG41 citations89
US4492780AJan 8, 1985
Process for the preparation of a polymer dispersion
HOECHST AG19 citations80
US4558092ADec 10, 1985
Aqueous dispersion of sulfo-containing polymers for cement additive applications
HOECHST AG22 citations79
US5006617AApr 9, 1991
Emulsion polymers free from emulsifiers and protective colloids, a process for their preparation and their use
HOECHST AG9 citations74
US4665142AMay 12, 1987
Emulsion polymers free from emulsifiers and protective colloids, a process for their preparation and their use
HOECHST AG6 citations74
US5376703ADec 27, 1994
Process for lowering the residual monomer content in aqueous plastic dispersions based on polyvinyl esters
HOECHST AG11 citations73
US4610898ASep 9, 1986
Process for bake coating the surfaces of solid substances
HOECHST AG9 citations73
US4418207ANov 29, 1983
Acetylacetoxyalkyl-allyl ethers
HOECHST AG10 citations73
US4193902AMar 18, 1980
Finely particulate plastics dispersions prepared by metering a mixture containing four monomers into an aqueous liquor containing an anionic emulsifier
HOECHST AG14 citations72
US5691050ANov 25, 1997
Concrete molding with improved acid resistance
HOECHST AG7 citations71
US5599597AFeb 4, 1997
Concrete molding with improved acid resistance
HOECHST AG8 citations71
US5529749AJun 25, 1996
Process for reducing the microbe count in aqueous multi-phase compositions that contain synthetic resin
HOECHST AG12 citations71
US4405747ASep 20, 1983
Aqueous polyvinyl ester dispersion, process for its preparation, and the use
HOECHST AG15 citations70
US4544689AOct 1, 1985
Aqueous polyvinyl ester dispersion, process for its manufacture, and its use
HOECHST AG7 citations66
US4357455ANov 2, 1982
Process for the preparation of copolymers containing hydroxyl groups and the use thereof
HOECHST AG2 citations62
US4146516AMar 27, 1979
Thixotropic mixture
HOECHST AG6 citations62
US4089829AMay 16, 1978
Process for the manufacture of plastics dispersions
HOECHST AG3 citations58
US5453485ASep 26, 1995
Process for reducing the residual monomer content in aqueous plastics dispersions based on polyvinyl ester
HOECHST AG3 citations56
BEHRINGWERKE AG
3 patentsUS4945146AJul 31, 1990
Dispersion polymers processes for their preparation and their use
BEHRINGWERKE AG21 citations81
US4921915AMay 1, 1990
Dispersion polymers, biologically active dispersion polymers, a process for their preparation, and their use as diagnostic aids
BEHRINGWERKE AG12 citations70
US4190573AFeb 26, 1980
Process for the isolation of the polyvalent proteinase inhibitor
BEHRINGWERKE AG2 citations54