Method for making over-indexed thermoplastic polyurethane elastomer precursor and thermoplastic polyurethane elastomer made from the precursor

US8946375B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8946375-B2
Application numberUS-201213730215-A
CountryUS
Kind codeB2
Filing dateDec 28, 2012
Priority dateJan 3, 2012
Publication dateFeb 3, 2015
Grant dateFeb 3, 2015

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Abstract

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A method for making over-indexed thermoplastic polyurethane elastomer precursor. The precursor may be cross-linked.

First claim

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We claim: 1. A method for making a dried over-indexed thermoplastic polyurethane elastomer precursor having unreacted isocyanate moieties, the method comprising: combining reactants and reacting them to form an over-indexed thermoplastic polyurethane elastomer precursor, cooling the over-indexed thermoplastic polyurethane elastomer precursor in water to form cooled precursor, pelletizing the cooled precursor to form cooled precursor pellets, drying the cooled precursor pelle…

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What does patent US8946375B2 cover?
A method for making over-indexed thermoplastic polyurethane elastomer precursor. The precursor may be cross-linked.
Who is the assignee on this patent?
Nike Inc
What technology area does this patent fall under?
Primary CPC classification C08G18/4854. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Feb 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).