DK95288A
Expired / Lapsed
DK
⏱️ 0.0 years remaining
PRECIPITATE SILICON OXIDES WITH LOW WATER RECOVERY CAPACITY, PROCEDURE FOR THE PRODUCTION AND USE OF SUCH SILICON OXIDES FOR REINFORCING SILICONE ELASTOMERS
Assignee: Rhone Poulenc Chimie
•
Filing: 1988-02-24
•
Granted: —
•
Expires: 2008-02-24
Abstract
Abstract The process for the preparation of these silicas is characterised in that a first precipitated silica is subjected to a heat treatment at a temperature of at least 700 DEG C for a period of at least one minute. The silicas obtained are particularly suited for use as reinforcing fillers in silicones.
Inventors
- 👤 Jacques Billion
- 👤 Yvonick Chevallier
- 👤 Jean-Claude Morawski
Bibliographic Details
Application Number
—
Jurisdiction
DK
Data Source
google_patents
Last Synchronized
2026-11-02 08:35
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/113; C09; C09C; C09C1/00; C09C1/28; C09C1/30; C09C1/309; C01B33/12; C01B33/18; C08; C08K; C08K3/00; C08K3/34; C08K3/36; C09C3/00; C09C3/04; C09C3/041; C09C3/043; C01P; C01P2004/00; C01P2004/30; C01P2004/32; C01P2004/60; C01P2004/61; C01P2004/62; C01P2006/00; C01P2006/10; C01P2006/12; C01P2006/80; C01P2006/90
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.