Paper making and fiber liberation – Processes and products – Non-uniform – irregular or configured web or sheet
Patent
1982-06-30
1984-08-07
Chin, Peter
Paper making and fiber liberation
Processes and products
Non-uniform, irregular or configured web or sheet
162100, 162123, 162141, 162142, D21H 524
Patent
active
044642245
ABSTRACT:
A process and apparatus for the manufacture of high bulk paper, or a high bulk layer of a multi-layered paper, which uses a mixture of fully hydrated paper making fibres and substantially unhydrated fibres. The unhydrated fibres may be mixed with the conventional slurry of hydrated fibres shortly before the head box. The web may be dried primarily by pressing, with the unhydrated fibres remaining relatively unhydrated throughout the process and ensuring a bulky product; through-driers need not be used. The invention also covers the novel product of this process.
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Chin Peter
CIP Inc.
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