Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2006-02-28
2006-02-28
Woodward, Ana (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S420000
Reexamination Certificate
active
07005481
ABSTRACT:
The present invention relates to a process for the condensation of polyamides using an additive having carbonate units. This ensures a safe and fast condensation reaction.
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Lehmann Dieter
Titzschkau Klaus
L. Brueggemann KG Sprit-und Chemische Fabrik
Scully Scott Murphy & Presser
Woodward Ana
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