(19)
(11)
EP 0 309 576 A1
(12)
(43)
Date of publication:
05.04.1989
Bulletin 1989/14
(21)
Application number:
88904749.0
(22)
Date of filing:
28.03.1988
(51)
International Patent Classification (IPC):
C01B
33/
44
( . )
C08K
5/
098
( . )
C09D
5/
04
( . )
C08K
3/
34
( . )
C08K
5/
19
( . )
(86)
International application number:
PCT/US1988/000955
(87)
International publication number:
WO 1988/007981
(
20.10.1988
Gazette 1988/23)
(84)
Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE
(30)
Priority:
06.04.1987
US 19870050473
(71)
Applicant:
United Catalysts Incorporated
Louisville, KY 40232 (US)
(72)
Inventor:
Elliott, Donald, R.
Louisville, KY 40215 (US)
(74)
Representative:
De Minvielle-Devaux, Ian Benedict Peter
CARPMAELS & RANSFORD 43, Bloomsbury Square
London WC1A 2RA
London WC1A 2RA (GB)
(54)
COMPOSITION FOR ALTERING RHEOLOGICAL PROPERTIES