The manufacture of varnishes : oil crushing, refining and boiling and kindred industries : describing the manufacture and chemical and physical properties of spirit varnishes and oil varnishes, raw materials, resins, solvents and colouring principles, drying oils, their extraction, properties and applications, oil refining and boiling, the manufacture, employment and testing of various varnishes (1899)
Livache, Ach. (Achille), M'Intosh, John Geddes · London : Scott, Greenwood · leaf 192
180 VAENISHES. by the usual rings. The flask should be frequently shaken to hasten solution and economise solvent. In the case of intractable resins, such as copal and some kinds of Manilla, the naked fire must be resorted to, but great care must be taken to prevent the mixture taking fire.… … Fig. 11. very volatile solvents, Andres uses a cylindrical digester with a diameter about equal to its height, enamelled inside, rest- ing upon a tripod placed in a water bath which narrows at the top so as to catch hold of the digester ; the mouth of the digester is provided with a flange, to…
Drying oils · Oils and fats · Varnish and varnishing
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