Gum Rosin
Gum Rosin is a natural solid form of pine oleoresin from pine trees, according to the specification, the range of colors from yellow to black, so it was also called colophony. It is a crude raw material used on industrial, on the ordinary application, such as paper making, soap, lubrication oil for stringed instruments. But we can see the demonstrable weakness, such as the dark color, high acid value, or chemical structural instability.
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Gum Rosin is a natural solid form of pine oleoresin from pine trees, according to the specification, the range of colors from yellow to black, so it was also called colophony. It is a crude raw material used on industrial, on the ordinary application, such as paper making, soap, lubrication oil for stringed instruments. But we can see the demonstrable weakness, such as the dark color, high acid value, or chemical structural instability.
Their most important uses are in the manufacture of adhesives, paper sizing agents, printing inks, solders and fluxes, various surface coatings, insulating materials for the electronics industry, synthetic rubber, chewing gums and soaps and detergents.