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. Read More

Applicable population: the effect will be different due to everyone's different physique and living habits. Contraband for patients with intestinal obstruction At least one day, most people take 4-5 days, some people take 7-8 days, and individual people are invalid. Many people with intractable constipation can take it for about 15 days. For those with partial ineffectiveness or intractable constipation, the consumption can be increased by more than 50g per day. Read More