Method for manufacturing aramid pulp comprising PVP

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11542660
APP PUB NO 20190177917A1
SERIAL NO

16325597

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Abstract

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A process for manufacturing an aramid pulp including polyvinyl pyrrolidone (PVP), the method including the steps of: combining para-aramid short-cut with PVP in an aqueous solution to form a mixture, subjecting the mixture to a refining step to form a para-aramid pulp including PVP. It has been found that the process makes it possible to obtain a PVP pulp with improved dewatering properties and energy consumption in combination with a high PVP retention.

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Patent Owner(s)

Patent OwnerAddress
TEIJIN ARAMID B VVELPERWEG 76 BM ARNHEM NL-6824

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Diedering, Frank Deventer, NL 7 9
Nijhuis, Walter Hengelo, NL 3 0
Tiecken, Jan-Cees Didam, NL 7 2

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