Fumaric acid is an important four-carbon platform compound and also a fine chemical, which has a wide use in the fields of food, medicine, chemical engineering, paint, resin and plasticizer etc.
富马酸是一种重要的四碳平台化合物和精细化工产品，广泛用于食品、医药、化工、涂料、树脂、增塑剂等领域。
Fumaric acid has a lower softening temperature and saponification value but a higher acid value, which was beneficial to improving the quality of modified rosin size and dispersed rosin size.
在加成量相同的情况下：富马松香与马来松香相比具有较低的软化点和皂化值，却有较高的酸值，有利于改善强化松香胶和分散松香胶的质量。
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