Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1989-06-14
1993-09-14
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
525338, 525339, 528491, 528494, C08J 5500
Patent
active
052449653
ABSTRACT:
The present invention provides a process to remove phosphine residues from a hydrogenated polymer solution.
REFERENCES:
patent: 4464515 (1984-08-01), Rempel et al.
Bradford William G.
Osman Akhtar
Mulcahy Peter D.
Polysar Limited
Schofer Joseph L.
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