disproportionated rosin

disproportionated rosin
noun
: a substance consisting essentially of dehydrogenated resin acids (as dehydro-abietic acid) together with hydrogenated resin acids (as dihydro-abietic acid) obtained by heating rosin or by treating it with acid and used chiefly in the form of a soap as an emulsifier in making GR-S-type rubber

Useful english dictionary. 2012.

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Look at other dictionaries:

  • rosin soap — noun 1. or rosined soap : soap (as yellow soap) made from rosin as well as fat 2. a. : a resin soap made from rosin b. : disproportionated rosin …   Useful english dictionary

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