Press jacket and method for the production thereof
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United States of America Patent
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Jan 12, 2021
Grant Date -
Jan 24, 2019
app pub date -
Dec 20, 2016
filing date -
Jan 29, 2016
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Abstract
The invention relates to a press jacket comprising at least one polymer layer, where the polymer layer comprises, or has been produced from, a polyurethane, where the polyurethane has been formed from a prepolymer and a crosslinking agent, and the prepolymer is a reaction product of phenylene 1,4-diisocyanate and of a polyol, where the crosslinking agent comprises the following components:
- a first component comprising 1,4-butanediol or 1,4-hydroquinone bis(2-hydroxyethyl) ether (HQEE),a second component comprising at least one aliphatic diamine,a third component comprising at least one alkanolamine.
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