US2015308049A1PendingUtilityA1

Chlorine dioxide treatment compositions and processes

44
Assignee: NOVOZYMES ASPriority: May 3, 2004Filed: Jul 9, 2015Published: Oct 29, 2015
Est. expiryMay 3, 2024(expired)· nominal 20-yr term from priority
Inventors:Hui XuKim BloomfieldHenrik Lund
D21H 11/04D21C 5/005D21C 3/18C02F 2103/28D21C 9/14D21H 17/74D21H 17/675D21H 17/005C02F 3/342C02F 1/76
44
PatentIndex Score
0
Cited by
0
References
0
Claims

Abstract

The present invention relates to methods and compositions for chlorine dioxide delignification and/or bleaching processes by reacting pulp with chlorine dioxide and a peroxidase and/or a laccase.

Claims

exact text as granted — not AI-modified
1 . A method for delignifying and/or bleaching of a pulp, comprising reacting chlorine dioxide, a haloperoxidase and a pulp. 
     
     
         2 . The method of  claim 1 , wherein the haloperoxidase is a chloride peroxidase. 
     
     
         3 . The method of  claim 1 , wherein the haloperoxidase is a Coprinus peroxidase, a Bacillus peroxidase, a soy bean peroxidase or a horseradish peroxidase. 
     
     
         4 . The method of  claim 2 , wherein the chloride peroxidase is a  Curvularia inaequalis  peroxidase or a  Curvularia verruculosa  peroxidase.

Join the waitlist — get patent alerts

Track US2015308049A1 — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.