C01B 33/1485
Stabilisation
Official title: {Stabilisation, e.g. prevention of gelling; Purification}
C01B33/1485 (Stabilisation) appears on 33 US grants and 34 published applications in this corpus.
Search patents in C01B- Granted patents
- 33
- Published applications
- 34
- Assignees
- 26
- Inventors
- 95
- Latest grant
- 24 Nov 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 5 |
| 2008 | 0 | 3 |
| 2009 | 3 | 3 |
| 2010 | 3 | 3 |
| 2011 | 2 | 2 |
| 2012 | 5 | 2 |
| 2013 | 1 | 2 |
| 2014 | 2 | 3 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 3 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Silicic acid condensates having a low degree of cross-linking in a polymer matrix24 Nov 2020US 10,842,909 B2
- Method for producing purified active silicic acid solution and silica sol4 Feb 2020US 10,550,300 B2Nissan Chemical Industries, Ltd.
- Method for producing purified active silicic acid solution and silica sol3 Sep 2019US 10,400,147 B2Nissan Chemical Industries, Ltd.
- Silicic acid condensates having a low degree of cross-linking in a polymer matrix4 Sep 2018US 10,064,974 B2
- Process for preparing aqueous colloidal silica sols of high purity from alkali metal silicate solutions4 Sep 2018US 10,065,865 B2Evonik Degussa GmbH
- Silica sol containing additive, and method for producing same25 Dec 2025US 2025/0388478 A1Nissan Chemical Corporation
- Stabilized aqueous active silica solution, silica sol using same, and method for producing same2 Oct 2025US 2025/0304452 A1Nissan Chemical Corporation
- Epoxy group-containing organosilica sol, epoxy resin composition and production method thereof14 Nov 2024US 2024/0375966 A1Nissan Chemical Corporation
- Cation-modified silica raw material dispersion18 Apr 2019US 2019/0112196 A1Fujimi Incorporated
- Silicic acid condensates having a low degree of cross-linking in a polymer matrix6 Dec 2018US 2018/0344895 A1
Most cited
By later US patents
- Low sodium, low metals silica polishing slurries118US 5,230,833 ANalco Chemical Company · 1993
- Silica sols, a process for the production of silica sols and use of the sols62US 5,447,604 AEka Nobel AB · 1995
- Moniliform silica sol, process for producing the same, and ink-jet recording medium30US 6,632,489 B1Nissan Chemical Industries, Ltd. · 2003
- Colloidal silica composition25US 7,544,726 B2Akzo Nobel N. V. · 2009
- Aqueous dispersion15US 7,553,888 B2Akzo Nobel N. V. · 2009