结论：该结晶鉴定为异海松酸；
Conclusion:Its structure was identified as isopimaric acid .
以富马酸和松香为原料制备富马海松酸。
Fumaropimaric acid was prepared from rosin and fumaric acid as raw materials.
该方法开辟了在较缓和条件下，从脂松香制备高得率马来海松酸的途径。
The method supplies an approach of high yield to synthesize maleopimaric acid from gum rosin of pinus massonina under more mild condition.
同时，采用QF-1毛细管柱将松脂中长叶松酸和左旋海松酸加以分离。
Palutric acid and levopimaric acid were isolated with QF 1 capillary column.
马来海松酸及其衍生物在造纸、微生物、油墨、涂料、橡胶、杀菌、医药等领域具有重要的用途。
Maleopimaric acid and its derivatives have important use in the area of papermaking, microorganism, printing ink, paint, rubber, bactericide pharmaceutical and so on.
以马来海松酸酯多元醇、马来松香酯多元醇和松节油马来酐加成物酯多元醇为基，制备了硬质聚氨酯泡沫塑料。
A series of rigid PU foams based respectively on maleopimaric acid ester polyols , rosin-maleicanhydride adduct ester polyols and turpentine-maleic anhydride adduct ester polyols were synthesized.
以马来海松酸酯多元醇、马来松香酯多元醇和松节油马来酐加成物酯多元醇为基，制备了硬质聚氨酯泡沫塑料。
A series of rigid PU foams based respectively on maleopimaric acid ester polyols , rosin-maleicanhydride adduct ester polyols and turpentine-maleic anhydride adduct ester polyols were synthesized.
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