Statistical mixtures of halogenated bisphenols with halogen-free

Details Statistical mixtures of halogenated bisphenols with halogen-free Statistical mixtures of halogenated bisphenols with halogen-free

1976-04-21

1978-02-21

Padgett, Benjamin R.

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

260 47R, 260 47XA, 260619A, C07C 3900, C07C 3924, C08G 6312

Patent

active

040751198

ABSTRACT:
The invention relates to statistical mixtures of halogenated bisphenols with halogen-free bisphenols and to processes for their preparation. This invention further relates to new aromatic, bromine-containing and/or chlorine-containing, high-molecular weight thermoplastic polycarbonates with good resistance to fire (oxygen index .gtoreq. 36%) and good flow properties, to their preparation from the statistical mixtures of halogenated bisphenols and halogen-free bisphenols and to their use alone or as a mixture with halogen-free polycarbonates or with thermoplastic polyesters for the preparation of moldings, films and fibers.

REFERENCES:
patent: 3231603 (1966-01-01), Hennis et al.
patent: 3363007 (1968-01-01), Majewski et al.
patent: 3437637 (1969-04-01), Matzner et al.
patent: 3897392 (1975-07-01), Haupt et al.
patent: 3897394 (1975-07-01), Moore
patent: 3920573 (1975-11-01), Vegter et al.
patent: 3965064 (1976-06-01), Mercier et al.

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