Dear Kai Coldsnow, to my knowledge, both MoS2 and WS2 are insoluble in any organic solvents, including glycols. You can only obtain suspensions / dispersions depending on the particle size. Stable dispersions of the two metal disulfides have been obtained by coating the particles with polyethylene glycol or by using thioglycolic acid as reported in the article shown below.
Article Highly concentrated MoS2 nanosheets in water achieved by thi...