Inventor

DIERY HELMUT

17 patents

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

DIERY HELMUT

HOECHST AG

Bisamides, a process for their preparation and their use

Addition products from triethanolamine condensation products and bisglycidyl ethers and their use

Bisesters of alkenylsuccinic acids and ethylene oxide/propylene oxide block polymers and their use

Polyether polyamines, the salts thereof, process for their manufacture and their use

Quaternary crosslinked products of xylylene dichlorides and triethanolamine condensates and their use

Bisimidazolines

Polyether dispersants

Polymeric ethylene oxide/propylene oxide or ethylene oxide/butylene oxide ether carboxylic acids, a process for their preparation and their use

Oxyalkylated addition products from ethylene oxide-propylene oxide block polymers and bis-glycidyl ethers and their use

Addition products from ethylene oxide-propylene oxide block polymers and bis-glycidyl ethers, a process for their preparation and their use

Cationic ethylene oxide/propylene oxide and ethylene oxide/butylene oxide polymers, a process for their preparation and their use

Metal-working and corrosion protection agent

Dispersing and stabilizing agents for dyestuffs

Guanidinium compounds and their use as microbiocidal agents

Water miscible corrosion inhibitors

Anti-microbially active surface-active agents

HOECHST FRANCE

Process for manufacturing α-chloroarylacetic acids