| 摘要 |
<p>PCT No. PCT/EP96/00059 Sec. 371 Date Jul. 3, 1997 Sec. 102(e) Date Jul. 3, 1997 PCT Filed Jan. 9, 1996 PCT Pub. No. WO96/21690 PCT Pub. Date Jul. 18, 1996Biodegradable polyetheresteramides P1 which are obtained by reacting (a1) a mixture containing 20-95 mol % of adipic acid or ester-forming derivatives thereof or mixtures thereof and 5-80 mol % of terephthalic acid or ester-forming derivatives thereof or mixtures thereof, and (a2) a mixture of dihydroxy compounds (a21) from 15 to 99.3 mol % of a dihydroxy compound selected from the group consisting of C2-C6-alkanediols and C5-C10-cycloalkanediols, (a22) from 0.2 to 85 mol % of a dihydroxy compound containing ether functionalities of the formula I HO-((CH2)n-O)m-H I where n is 2, 3 or 4 and m is an integer from 2 to 250, or mixtures thereof and (a23) from 0.5 to 80 mol % of an amino-C2-C12-alkanol or amino-C5-C10-cycloalkanol, where the molar ratio of (a1) to (a2) is from 0.4:1 to 1.5:1, with the proviso, inter alia, that the polyetheresteramides P1 have a molecular weight (Mn) in the range from 5000 to 80,000 g/mol, and biodegradable polymers, biodegradable moldings, and adhesives obtained from the disclosed polymers.</p> |
