Polycarbonate composition

Details Polycarbonate composition Polycarbonate composition

1989-08-03

1990-10-23

Morgan, Kriellion

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524108, 524317, 524355, 524369, 522 75, 522 79, C08K 515, C08K 507

Patent

active

049653032

ABSTRACT:
A polycarbonate composition comprising 100 parts by weight of polycarbonate and 0.1 to 1.0 part by weight of at least one anti-yellowing compound selected from the group consisting of itaconic acid, itaconic anhydride, benzaldehyde dimethyl acetal, benzaldehyde propyleneglycol acetal and p-phthalaldehyde.

REFERENCES:
patent: 4624972 (1986-11-01), Nace
patent: 4880850 (1989-11-01), Nelson et al.
patent: 4880853 (1989-11-01), Nelson et al.
patent: 4880855 (1989-11-01), Nelson et al.
patent: 4880856 (1989-11-01), Avakian
patent: 4882366 (1989-11-01), Nelson et al.

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