Process for the preparation of oligomeric polyester amides containing sterically hindered amino moieties

摘要

oligomers of formula iii polyesteramidewhat g, a group of formula iv or v meanse c2-c12 - alkylen, phenylen, 5 - norbornen - 2.3 - or - ch = ch - diyl means l - (ch2) 2 -, - (ch2) 3 - or - ch2 ch (r