Paraffin blowing agents contain cyclopentane, n-pentane and isopentane (generally called pentane blowing agents), n-butane, isobutene etc., within which, pentane has found more applications.

• 烷烃类发泡剂有环戊烷、正戊烷、异戊烷（统称为戊烷类发泡剂）、正丁烷、异丁烷等，其中戊烷类发泡剂因沸点较高而得到较广泛的应用。