Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Reexamination Certificate
2005-02-15
2005-02-15
Boykin, Terressa (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
C264S176100, C428S412000, C528S198000
Reexamination Certificate
active
06855794
ABSTRACT:
Polycarbonate substrates, the preparation of which is based on 1,1-bis-(4-hydroxyphenyl) -3,3,5-trimethylcyclohexane, and their use for producing shaped articles with particularly high purity and extremely high surface brilliance and also the shaped articles which can be produced from the polycarbonate substrate are described.
REFERENCES:
patent: 6723824 (2004-04-01), Ishida et al.
patent: 0 359 953 (1990-03-01), None
patent: 7-196783 (1995-08-01), None
Bödiger Michael
Bruynseels Franky
de Cleyn René
Kühling Steffen
van Meirvenne Dirk
Bayer Aktiengesellschaft
Bayer Antwerpen N.V.
Boykin Terressa
Gil Joseph C.
Preis Aron
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