Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate
2005-08-30
2005-08-30
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...
C524S127000, C524S145000, C525S167000, C525S169000, C525S188000, C526S193000, C526S909000
Reexamination Certificate
active
06936647
ABSTRACT:
The present invention relates to novel crosslinked bead polymers having an average particle size of 1 to 1000 μm containing specific, halogen-free phosphorus compounds including triphenyl phosphate as the halogen-free phosphorus compound, and to a process for the production of these bead polymers and to the use thereof as flame retardants in thermoplastics.
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** Database WPI, Section Ch, Week 200039 Derwent Publications Ltd., London, GB.
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Eckel Thomas
Karlou-Eyrisch Kamelia
Podszun Wolfgang
Seidel Andreas
Wittmann Dieter
Denesvich Jill
Szekely Peter
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