| PATENT ASSIGNEE'S COUNTRY | Netherlands; USA |
| UPDATE | 08.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Process for making polycaprolactam from multi-component waste non-beneficiated carpet (a) In the absence of added catalyst, contacting said waste carpet with superheated steam at 250 - 400C & 1 - 100 atm pressure & < vapor pressure of water (b) Removing formed caprolactam-contg vapor stream from contact region (c) Separating caprolactam from stream by condensation (d) Purifying caprolactam (e) Polymn purified caprolactam |
| PATENT PHOTOCOPY | Available on request |
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