Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate
2005-07-19
2005-07-19
Szekely, Peter (Department: 1714)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
C100S102000
Reexamination Certificate
active
06919390
ABSTRACT:
Thermoplastic molding compositions comprising, as substantive componentsA) from 29% by weight to 99% by weight of at least one thermoplastic polymer,B) from 1 ppb to 5% by weight of at least one polyethyleneimine homo- or copolymer,C) from 0.05 to 2% by weight of at least one sterically hindered amine compound,and alsoD) from 0 to 70% by weight of other additives,where the percentages by weight of components A) to D) always give 100%.
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Release, Aziridines, Roark et al., Feb. 2000.
Dames Burkhardt
Sauerer Wolfgang
BASF - Aktiengesellschaft
Novak Druce & Quigg LLP
Szekely Peter
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