Heinz Wolleb

Cyclohexyl-group-containing glycidyl ethers

Negative photoresist based on polyphenols and selected epoxy or vinyl ether compounds

Process for the preparation of adducts of epoxides and alcohols

Process for the preparation of glycidyl ethers

Mixtures of isomeric substituted phthalocyanines, and process for their preparation

Storage-stable solutions of accelerator systems

Azolyl thermochromic compounds

Negative photoresists on the basis of polyphenols and a choice of epoxide or vinyl ether compounds

Process for the preparation of brominated, alkoxy-substituted metal phthalocyanines

Improved process for the preparation of glycidyl ethers