Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1977-08-17
1979-01-30
Lee, Lester L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
260857R, 528184, 528186, 528187, 528289, 528197, 528201, 528333, 528340, 528341, 521 30, C08G 6932, C08G 6942
Patent
active
041372190
ABSTRACT:
The present invention relates to polycondensates of the formula 10, their use for absorbing metal ions of the transition elements of the periodic system and their use for the preparation of polymers containing metals of formula 11 which have e.g. improved resistance to heat and to chemicals compared to the corresponding polycondensates of formula 10.
REFERENCES:
patent: 3133045 (1964-05-01), Deanin et al.
patent: 3875112 (1975-04-01), Bockmann et al.
Chemical Abstracts, 46, 206(h) (1952), 57, 722h (1962).
Freitag Dieter
Idel Karsten
Reiff Gunther
Rudolph Hans
Vernaleken Hugo
Bayer Aktiengesellschaft
Harsh Gene
Lee Lester L.
Pope Lawrence S.
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