复合塑料热稳定剂具有以下优点：
The composite plastic heat stabilizer has the following advantages:
（1）产品外观为淡黄色粉末，不具有原料羊毛酸的黑色外观和臭味；能与PVC有很好兼容热稳定性比其他钙锌稳定剂效果更好，可替代硬脂酸钙锌。
(1) the appearance of the product is light yellow powder, without the black appearance and odor of raw wool acid; it has good compatibility with PVC, better thermal stability than other calcium zinc stabilizers, and can replace calcium zinc stearate.
（2）原料来源广泛，价格低廉，制备工艺简单，易操作。
(2) it has a wide range of raw materials, low price, simple preparation process and easy operation.
（3）安全环保，羊毛酸本身无毒且兼具保湿润性能，将其用于PVC稳定剂尚属首次。
(3) it is safe and environmental friendly. Lanolinic acid itself is non-toxic and has moisturizing properties. It is the first time to use lanolinic acid as PVC stabilizer.