(19)
(11)
EP 0 620 831 A1
(12)
(43)
Date of publication:
26.10.1994
Bulletin 1994/43
(21)
Application number:
93923952.0
(22)
Date of filing:
21.10.1993
(51)
International Patent Classification (IPC):
C07F
7/
10
( . )
C08F
210/
06
( . )
C08F
30/
08
( . )
C08F
230/
08
( . )
(86)
International application number:
PCT/US1993/010025
(87)
International publication number:
WO 1994/010217
(
11.05.1994
Gazette 1994/11)
(84)
Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL
(30)
Priority:
23.10.1992
US 19920965320
(71)
Applicant:
Aristech Chemical Corporation
Pittsburgh, PA 15230-0250 (US)
(72)
Inventor:
MULHALL, Steven, E.
Monroeville, PA 15146 (US)
(74)
Representative:
Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät
Maximilianstrasse 58
D-80538 München
D-80538 München (DE)
(54)
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