Paper making and fiber liberation – Processes and products – Non-fiber additive
Reexamination Certificate
2008-09-30
2008-09-30
Fortuna, José A. (Department: 1791)
Paper making and fiber liberation
Processes and products
Non-fiber additive
C162S147000, C162S158000, C162S164100, C162S175000, C162S185000, C106S162100, C106S206100, C106S287240, C549S233000, C549S255000
Reexamination Certificate
active
10691700
ABSTRACT:
Additives for paper making are disclosed herein. Specifically, the additives are wax-free alternatives to conventional coatings, including ASA, AKD and optionally an acrylic containing composition. Other additives may be included in the coating, such as cationic particles or compositions. The coatings may be used at a variety of points during the paper making process, including on the calender stack and in the wet end.
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Jones James C.
Propst, Jr. Charles W.
Cordray Dennis
Fortuna Jos'e A.
Novak Druce & Quigg LLP
Spectra-Kote Corporation
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