B - Operations – Transporting – 29 – D
Patent
B - Operations, Transporting
29
D
18/901
B29D 22/00 (2006.01) C08L 69/00 (2006.01)
Patent
CA 1238164
Polycarbonate formulations having improved fire characteristics Abstract of the Invention This invention relates to plates having a thickness of from 1 to 10 mm, and consisting of mixtures of aromatic polycarbonates (mainly based on bisphenol A) and polyesters having butylene tere- phthalate, ethylene terephthalate, and/or cyclo- hexanedimethanol terephthalate units, preferably polybutylene terephthalate units, which have improved fire characteristics according to DIN 4102. This invention relates also to hollow-chamber plates having a thickness of 8 to 16 mm consisting of the same mixtures of materials.
450364
Cohnen Wolfgang
Kress Hans J.
Krishnan Sivaram
Muller Peter R.
Neuray Dieter
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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