Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1990-12-03
1993-02-16
Anderson, Harold D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
428 12, 525394, 525433, 525439, 525462, 525468, 528204, 528502, C08G 6440
Patent
active
051872560
ABSTRACT:
A polycarbonate pellet having a size between 200 and 1,500 microns, not inclusive, is produced by extruding molten polycarbonate through a die and cutting such extrudate with a die face cutter.
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Anderson Harold D.
Langworthy John A.
The Dow Chemical Company
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