Method of production of articles made of rubber and using - percha starting directly from the latex of the plants containing carbides of hydrogen in the rubber

摘要

214,224. Ditmar, R. April 9, 1923, [Convention date]. Void [Published under Sect. 91 of the Act]. Moulding by dipping; moulding indiarubber; moulds.-Porous cores of e.g. unglazed porcelain, clay, gypsum are dipped into latex, or latex may be poured into hollow moulds of porous material, and the film of rubber deposited as a result of the absorption of the water, is dried and may be vulcanized.