... slow and hard. Suggested methods as followers:1) In hot water: add water in container to 1/3 or 2/3 of its ... content, heatedto over 80°C, because HPMC doesn't dissolve in hot ... thickener, stabilizer, emulsifier, excipient, water retention agent, film-forming agent in petrochemical, building materials, agrochemical, ink, printing and dyeing of textile ...