Cyclohex-1-ylmethylene diphenol derivatives or bicyclo 2.2.1 hept-1-ylmethylene diphenol derivatives as the base material

摘要

the invention relates to compounds of the formulae i or iiwhat a restis hydrogen or methyl, r1 meansr2 of the rest of an aliphatic, cycloaliphatic or aromatic araliphatischen diols after removing t