Melt spun TPU fibers and process
申请公布号:US2004230012(A1)
申请号:US20040813218
申请日期:2004.03.30
申请公布日期:2004.11.18
发明人:VEDULA RAVI R.;XIA YINBING
分类号:C08G18/08;C08G18/10;C08G18/42;C08G18/66;D01F6/70;(IPC1-7):C08G71/04
主分类号:C08G18/08
摘要:Thermoplastic polyether polyurethane polymers are disclosed which are mixed with a non-polyether crosslinking agent to achieve long run times in a melt spinning process to make elastic fibers. The crosslinking agent is preferably a polyester polyol reacted with a diisocyanate. A melt spinning process is also disclosed using a polyether polyurethane with a polyester crosslinking agent. Long melt spinning run times can be achieved without experiencing excessive pressure buildup in the spinneret and fiber breakage.
IJsschaats van het type wedstrijdnoor.
Rookartikel, voorzien van ten minste 20 gew.% geÙxpandeerde tabak.
Werkwijze voor het zijdelings aangrijpen van plantwortelkluiten.
PROCEDIMIENTO PARA CONTROLAR LA COMBUSTION EN UNA CALDERA PROVISTA DE UNA REJILLA VIBRATORIA.
CAJA-ESTUCHE CON DISTINTIVOS INCORPORADOS.
FRIZIONE AUTOMATIZZATA NELLA CATENA DI AZIONAMENTO DI UN VEICOLO
DISPOSITIVO SEGNALATORE DELL'INTASAMENTO DI UN FILTRO PER GAS, PERAUTOVEICOLI.
Röntgenstrahl-Verstärkungsschirm basierend auf Barium-Hafnium-Zirkoniumphosphat
(U1 Y) ;EXPOSITOR PUBLICITARIO DE BOTELLAS DE VINO
(U1 Y) ;MAQUINA RECOLECTORA DE FRUTOS DE ARBOLES
(U1 Y) ;APILADOR PARA RECIPIENTES TIPO GARRAFA, BOTELLA O SIMILAR
(U1 Y) ;CONTENEDOR PERFECCIONADO
(U1 Y) ;BOVEDILLA PERFECCIONADA CON NERVIO SEPARADOR