MULTI-PART POLYURETHANE COMPOSITIONS, ARTICLES THEREOF, AND METHOD OF MAKING
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United States of America Patent
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May 26, 2016
app pub date -
Nov 24, 2015
filing date -
Nov 26, 2014
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Abstract
A multi-part polyurethane composition is composed of a first part comprising a polyurethane prepolymer composition and a second part comprising a polyol having a hydroxyl functionality of 4 to 6, and a desiccant. The composition further comprises a plasticizer, wherein the plasticizer can be present in any one or more of the parts. A polyurethane is formed by mixing and curing the composition. The composition can be used as an adhesive for separatory devices, in particular for potting hollow fibers.
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