C08G 18/095
Oligomerisation to carbodiimide or uretone-imine groups
Official title: {oligomerisation to carbodiimide or uretone-imine groups}
C08G18/095 (Oligomerisation to carbodiimide or uretone-imine groups) appears on 80 US grants and 76 published applications in this corpus.
Search patents in C08G- Granted patents
- 80
- Published applications
- 76
- Assignees
- 36
- Inventors
- 175
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 4 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 5 |
| 2005 | 0 | 1 |
| 2006 | 3 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 1 | 3 |
| 2010 | 3 | 1 |
| 2011 | 1 | 3 |
| 2012 | 0 | 0 |
| 2013 | 2 | 7 |
| 2014 | 2 | 2 |
| 2015 | 2 | 1 |
| 2016 | 3 | 1 |
| 2017 | 4 | 7 |
| 2018 | 4 | 6 |
| 2019 | 6 | 1 |
| 2020 | 1 | 5 |
| 2021 | 3 | 6 |
| 2022 | 5 | 7 |
| 2023 | 2 | 5 |
| 2024 | 4 | 6 |
| 2025 | 4 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for preparing carbodiimides6 Oct 2026US 12,753,265 B2LANXESS Deutschland GmbH
- Coating compositions and methods including carbodiimides7 Oct 2025US 12,435,239 B2PPG Industries Ohio, Inc.
- Polycarbodiimide compound, aqueous resin composition and food packaging container16 Sep 2025US 12,415,882 B2Nisshinbo Chemical Inc.
- Compound, curing agent composition, resin composition, coating composition and resin cured product15 Apr 2025US 12,275,710 B2Asahi Kasei Kabushiki Kaisha
- Aqueous resin crosslinking agent, aqueous resin crosslinking agent-containing liquid, and aqueous resin composition4 Feb 2025US 12,215,212 B2Nisshinbo Chemical Inc.
- Polyisocyanate composition, polyurethane resin forming composition, membrane sealing material and membrane module10 Jul 2025US 2025/0223394 A1Tosoh Corporation
- Process for preparing a carbodiimide using a specific catalytic compound comprising a metal m and oxygen, wherein the metal m is one or more of mo and w10 Apr 2025US 2025/0115703 A1BASF SE
- Process for the preparation of polycarbodiimides with aziridine functions, which may be used as crosslinking agent17 Oct 2024US 2024/0343855 A1Stahl International B.V.
- Aromatic carbodiimides, process for the preparation and use thereof5 Sep 2024US 2024/0294693 A1LANXESS Deutschland GmbH
- Open cell flexible isocyanate-based foams having a low exotherm during foaming22 Aug 2024US 2024/0279379 A1Huntsman International LLC
Most cited
By later US patents
- CO.sub.2 blown integral skin foams93US 5,071,881 AImperial Chemical Industries PLC · 1991
- Fluorochemicals and fibrous substrates treated therewith: compositions of cationic and non-ionic fluorochemicals71US 4,566,981 AMinnesota Mining and Manufacturing Company · 1986
- Cationic and non-ionic fluorochemicals and fibrous substrates treated therewith52US 4,668,726 AMinnesota Mining and Manufacturing Company · 1987
- Perfluoroalkyl halides and derivatives31US 6,365,769 B13M Innovative Properties Company · 2002
- Perfluoroalkyl halides and derivatives30US 5,852,148 AMinnesota Mining and Manufacturing Company · 1998