The best solvents for rubber are carbon bisulphide, benzol and mineral naphtha, carbon tetrachloride and chloroform.
The ordinary macintosh or waterproof cloth is prepared by spreading on the textile fabric layer after layer of indiarubber paste or solution made with benzol or coal-naphtha.
" Benzene " is the term used by English chemists, " benzol " is used in Germany, and " benzole " in France.
Mansfield (1819-1855), who separated a benzol distilling below too from a less volatile naphtha by using a simple dephlegmator.
(The term " 30% benzol " means that 30% by volume distils below ioo°.) A purer benzol was subsequently required for the manufacture of aniline black and other dye-stuffs.