Starch and fiber mixture for papermaking and methods of...

Paper making and fiber liberation – Processes and products – Non-fiber additive

Reexamination Certificate

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C162S175000, C162S187000, C162S186000, C162S184000, C162S189000, C162S190000, C162S264000, C162S130000, C162S149000, C162S141000, C106S164100

Reexamination Certificate

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07011729

ABSTRACT:
The invention relates to a starch and fiber mixture, and the application of a starch and fiber mixture in paper manufacturing. The starch and fiber mixture is applied to a paper mat, after the paper mat is formed. The starch and fiber mixture may be obtained by the selective filtering of white water from the papermaking process, particularly by use of a pressure screen.

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patent: 5411637 (1995-05-01), Glomb et al.
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patent: 5942087 (1999-08-01), Pruszynski
patent: 5997692 (1999-12-01), Taylor et al.
patent: 6183596 (2001-02-01), Matsuda et al.
patent: 6375799 (2002-04-01), Halmschlager et al.
patent: 6423181 (2002-07-01), Mendez-Gallon et al.

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