Invention Grant
- Patent Title: Enzymatic pre-treatment of market pulp to improve fiber drainage and physical properties
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Application No.: US13323136Application Date: 2011-12-12
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Publication No.: US09856606B2Publication Date: 2018-01-02
- Inventor: James Tausche , Jianhua Ma , Paul Tausche
- Applicant: James Tausche , Jianhua Ma , Paul Tausche
- Applicant Address: US GA Norcross
- Assignee: Enzymatic Deinking Technologies, L.L.C.
- Current Assignee: Enzymatic Deinking Technologies, L.L.C.
- Current Assignee Address: US GA Norcross
- Agency: Pabst Patent Group LLP
- Main IPC: D21C5/02
- IPC: D21C5/02 ; D21H21/10 ; D21C5/00 ; D21H11/14 ; D21H21/18 ; D21H11/20 ; D21H17/00

Abstract:
Methods for reducing the effects of wetlapping, drying, and hornification of pulp fibers and consequently increasing the pulp drainage and strength properties in the final product (i.e., paper) are provided. The method which has been developed creates a “value-added” product by the wastepaper supplier or at the pulp and/or deinking (recycled paper) mill—a wastepaper load/bale, wet pulp stock or wet lap, or dried pulp treated with or impregnated with enzymes that enhance the quality of the pulp or paper product when it is repulped and processed at the paper mill.
Public/Granted literature
- US20130146239A1 ENZYMATIC PRE-TREATMENT OF MARKET PULP TO IMPROVE FIBER DRAINAGE AND PHYSICAL PROPERTIES Public/Granted day:2013-06-13
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