What is lignin function 2022-05-04
The method of using lignin as rubber reinforcing agent belongs to the technical field of Lignin Application in rubber industry. The key point is to add formaldehyde into the concentrated papermaking waste liquid to make lignin formaldehyde resin, and then add sulfur, zinc oxide, stearic acid, vulcanizing agent, vulcanization accelerator, vulcanization activator and rubber in proportion to vulcanize at a certain temperature.
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