Sodium 2-anthraquinonesulfonate
Encyclopedia
Sodium 2-anthraquinonesulfonate (AMS) is a water-soluble anthraquinone
derivative.
to give a catalytic effect. AMS was discovered as an efficient pulping catalyst before anthraquinone, but has a higher cost.
Anthraquinone
Anthraquinone, also called anthracenedione or dioxoanthracene is an aromatic organic compound with formula . Several isomers are possible, each of which can be viewed as a quinone derivative...
derivative.
Digester additive in papermaking
AMS is used as a catalyst in production of alkaline pulping in the soda process. It goes through a redox cycle similar to that of anthraquinoneAnthraquinone
Anthraquinone, also called anthracenedione or dioxoanthracene is an aromatic organic compound with formula . Several isomers are possible, each of which can be viewed as a quinone derivative...
to give a catalytic effect. AMS was discovered as an efficient pulping catalyst before anthraquinone, but has a higher cost.