Granted Patent
B2
US 6,849,754 · App. 10/212,220 · Granted Feb 1, 2005
Organosilicon compounds
Assignee:
Degussa AG
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Abstract
Organosilicon compounds of the general formula I and/or II are produced by reacting silanes of the general formula III with alcohols of the general formula R′—OH, with elimination of R—OH, wherein R—OH may be continuously separated from the reaction mixture by distillation. The organosilicon compounds may be used in rubber mixtures. Compounds, such as rubbers, produced using such organosilicon compounds.
Claims (3)
1. An organosilicon compound of formula I:
wherein
R is ethyl, R′ is C 14 H 29 , R″ is —(CH 2 ) 3 — or —(CH 2 ) 4 —, X is sulfur, n is 2 and m is 4.
Assignments (5)
CHANGE OF NAME
Recorded Feb 23, 2010
From: DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 024006/0127 →
CHANGE ADDRESS
Recorded Feb 22, 2010
From: EVONIK DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 023985/0296 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Oct 16, 2002
From: DESCHLER, ULRICH; KRAFCZYK, ROLAND; LUGINSLAND, HANS-DETLEF; KORTH, KARSTEN; KIEFER, INGO; HORN, MICHAEL
To: DEGUSSA AG
Reel/Frame 013393/0389 →
CORRECTIVE ASSIGNMENT TO CORRECT THE FIRST ASSIGNOR'S EXECUTION DATE, PREVIOUSLY RECORDED AT REEL 013393 FRAME 0389.
Recorded Oct 16, 2002
From: DESCHLER, ULRICH; KRAFCZYK, ROLAND; LUGINSLAND, HANS-DETLEF; KORTH, KARSTEN; KIEFER, INGO; HORN, MICHAEL
To: DEGUSSA AG
Reel/Frame 013755/0272 →
Priority Claims (3)
DE 101 37 809
· Aug 6, 2001
· national
DE 101 63 941
· Dec 22, 2001
· national
DE 102 23 073
· May 24, 2002
· national
Continuity (1)