| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 04.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
A prepolymer-derived, low ball rebound, molded PU foam suitable for dynamic SEATING applications, said foam having a resonant frequency of < 7 Hz, ball rebound < 70% & d. < 4 lb/cubic.ft & prepd by reacting, in a closed mold, a PU or PU/urea forming compn comprising - An isocyanate-terminated low intrinsic unsaturation prepo lymer preod by the reaction of a stoichiometric excess of one or more di- or polyisocyanates with a polyol comp. having an av. intrinsic unsaturation < 0.025 meq/g & compri sing in major part one or more di- or higher functionality low intrinsic unsaturation polyoxyalkylene polyols having an un saturation < 0.025 meq/g & an equiv. wt. > 1000 Da - Activator system comprising water & optionally a low MW amine or alkanolamine - Reaction catalyst |
| PATENT PHOTOCOPY | Available on request |
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