Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From heterocyclic reactant containing as ring atoms oxygen,...
Patent
1995-09-22
1997-03-04
Sellers, Robert E.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From heterocyclic reactant containing as ring atoms oxygen,...
528405, 528421, 525409, C08G 6514, C08G 6528
Patent
active
056080344
ABSTRACT:
Polyether polymers obtained by the reaction or polymerization of 3,4-epoxy-1-butene in the presence of an onium iodide compound such as an ammonium or phosphonium iodide, an organotin compound such as a trihydrocarbyltin iodide, and a nucleophilic hydroxyl initiator compound. The polyether polymers comprise n units of residue (1) and m units of residue (2), wherein the total value of n+m is 2 to 70, m/(n+m) is greater than 0.75 and up to 0.98, and residues (1) and (2) have the structures: ##STR1##
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Falling Stephen N.
Godleski Stephen A.
Lopez-Maldonado Patricia
MacKenzie Peter B.
Matayabas, Jr. James C.
Eastman Chemical Company
Sellers Robert E.
Stevens John F.
Thomsen J. Frederick
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