Pulping cooking  catalyst

advantage:

       The catalyst,compared withthe anthraquinone and sodium sulfide,under the same processconditions,has  the following obvious advantages:

1.Automatic biodegradation,safety,high efficiency,nopollution;

2. The fin pulp yield increase 1-3 percentage points;

3. Water filtering performance improve significantly.More than0.2 g wet weigth increase;

4. The brightness of single stage bleached pulp increase 1-3% onaverage;

5 The total cost of per ton pulp can reduce 50--100100 yuna