合成脂肪族聚酯二醇的合成及二羧酸经缩合聚合，和已知的完全生物降解土壤和水。
Synthetic aliphatic polyesters are synthesised from diols and dicarboxylic acids via condensation polymerisation, and are known to be completely biodegradable in soil and water.
所述阴离 子可以包括糖精盐衍生物、长链脂肪酸和烷基二羧酸盐。
The anion may comprise saccharinate derivatives, long chain fatty acids, and alkyl dicarboxylates.
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