(19)
(11)
EP 0 238 485 A1
(12)
(43)
Date of publication:
30.09.1987
Bulletin 1987/40
(21)
Application number:
85904941.0
(22)
Date of filing:
30.09.1985
(51)
International Patent Classification (IPC):
C04B
28/
26
( . )
C09K
8/
504
( . )
C09K
8/
46
( . )
(86)
International application number:
PCT/US1985/001865
(87)
International publication number:
WO 1987/002093
(
09.04.1987
Gazette 1987/08)
(84)
Designated Contracting States:
DE FR GB IT NL
(71)
Applicant:
THE DOW CHEMICAL COMPANY
Midland Michigan 48640-1967 (US)
(72)
Inventor:
EILERS, Louis, H.
Inola, OK 74036 (US)
(74)
Representative:
Richebourg, Michel François
Schlumberger Dowell Dowell Patent and Licensing Dept. 26, rue de la Cavée
F-92142 Clamart Cedex
F-92142 Clamart Cedex (FR)
(54)
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