May contain up to 0,3 % di propylene glycol.

In the method, a composition that comprises at least about 85 wt.% dipropylene glycol dimethyl ether (DMM) is used.

Solvent systems comprising oleic acid, linear alcohol lactate and either dipropylene glycol or N-methyl-2-pyrrolidine useful for preparing adhesive matrix and reservoir-type transdermal delivery devices for estradiol are disclosed.

Diethylene glycol dibenzoate and dipropylene glycol dibenzoate have also been identified as components in the manufacture of food packaging materials.

An ammonia-containing permanent agent and the application of dipropylene glycol and its ester compounds in the preparation of a permanent agent having low ammonia odor are provided.

Diethylene glycol dibenzoate and dipropylene glycol dibenzoate have also been identified as components in the manufacture of food packaging materials.

A heavy oil remover comprises a hydrocarbon solvent, dipropylene glycol mono n-butyl ether, a salt of an alkyl aromatic sulfonic acid, a branched alcohol ethoxylate, an ethoxylated alkyl mercaptan, and water.

The mass ratio of (c)/((b)+(c)) is 0.01/1-1/1. 60-100 mass% of the (a) component is a dipropylene glycol (C4-8 alkyl group) monoalkyl ether.

The mass ratio of (c)/((b)+(c)) is 0.001/1-1/1. 60-100 mass% of the (a) component is a dipropylene glycol (C4-8 alkyl group) monoalkyl ether.