Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Treating polymer containing material or treating a solid...
Patent
1984-07-26
1985-06-25
Anderson, Harold D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Treating polymer containing material or treating a solid...
528425, 528488, 568621, C08J 300
Patent
active
045255806
ABSTRACT:
The level of yellow color sometimes associated with poly(tetramethylene ether) glycol can be reduced by bringing the poly(tetramethylene ether) glycol into contact with hypochlorite ions.
REFERENCES:
patent: 3168569 (1965-02-01), Matell
Anderson Harold D.
E. I. Du Pont de Nemours and Company
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