Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...
Reexamination Certificate
2005-08-16
2005-08-16
Gorr, Rachel (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From reactant having at least one -n=c=x group as well as...
C528S072000, C528S076000, C528S083000, C528S028000
Reexamination Certificate
active
06930162
ABSTRACT:
The present invention relates to a multi-stage process for the continuous preparation of thermoplastically processable polyurethanes with improved processing properties based on various polyols.
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Bräuer Wolfgang
Heidingsfeld Herbert
Peerlings Henricus
Trabert Ludwig
Bayer Aktiengesellschaft
Brown N. Denise
Gil Joseph C.
Gorr Rachel
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