C08G 18/025
The polymeric products containing carbodiimide groups
Official title: {the polymeric products containing carbodiimide groups}
C08G18/025 (The polymeric products containing carbodiimide groups) appears on 156 US grants and 137 published applications in this corpus.
Search patents in C08G- Granted patents
- 156
- Published applications
- 137
- Assignees
- 66
- Inventors
- 382
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 2 |
| 2002 | 7 | 4 |
| 2003 | 2 | 2 |
| 2004 | 0 | 4 |
| 2005 | 2 | 6 |
| 2006 | 1 | 9 |
| 2007 | 2 | 6 |
| 2008 | 2 | 2 |
| 2009 | 2 | 2 |
| 2010 | 5 | 4 |
| 2011 | 3 | 3 |
| 2012 | 0 | 4 |
| 2013 | 1 | 5 |
| 2014 | 2 | 4 |
| 2015 | 4 | 7 |
| 2016 | 6 | 5 |
| 2017 | 4 | 5 |
| 2018 | 4 | 9 |
| 2019 | 7 | 2 |
| 2020 | 4 | 10 |
| 2021 | 5 | 10 |
| 2022 | 3 | 8 |
| 2023 | 1 | 12 |
| 2024 | 6 | 7 |
| 2025 | 6 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Crosslinking agent composition for water-compatible resin, and water-compatible resin composition14 Apr 2026US 12,600,811 B2Nisshinbo Chemical Inc.
- Carbodiimide composition, curing agent composition, coating composition and resin cured product17 Mar 2026US 12,577,373 B2Asahi Kasei Kabushiki Kaisha
- Curable photochromic polycarbodiimide compositions23 Dec 2025US 12,503,543 B2Transitions Optical, Inc.
- Polyalkylene glycol terminated poly-carbodiimides, and process for forming same28 Oct 2025US 12,454,595 B1Evoco Limited
- Polycarbodiimide composition, producing method of polycarbodiimide composition, aqueous dispersion composition, solution composition, resin composition, resin cured product, and carbodiimide cross-linking agent for fiber treatment15 Jul 2025US 12,359,063 B2Mitsui Chemicals, Inc.
- Polyalkylene glycol terminated poly-carbodiimides, and process for forming same5 Mar 2026US 2026/0062508 A1
- Polyalkylene glycol terminated poly-carbodiimides, and process for forming same5 Mar 2026US 2026/0062511 A1
- Polycarbodiimide compound, resin composition, and resin cured product17 Jul 2025US 2025/0230271 A1Nisshinbo Chemical Inc.
- 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
- Polymeric carbodiimides, processes for the preparation and use thereof6 Mar 2025US 2025/0075023 A1LANXESS Deutschland GmbH
Most cited
By later US patents
- Aromatic polycarbodiimide crosslinkers55US 5,574,083 ARohm and Haas Company · 1996
- Multifunctional water-dispersible crosslinking agents42US 5,258,481 AStahl Holland B. V. · 1993
- Method of making mixed aliphatic/aromatic polycarbodiimides32US 4,487,964 AUnion Carbide Corporation · 1984
- Low temperature active aliphatic aromatic polycarbodiimides32US 5,008,363 AUnion Carbide Chemicals & Plastics Technology Corporation · 1991
- Carbodiimide crosslinking agent, process for preparing the same, and coating material comprising the same31US 6,124,398 ANisshinbo Industries, Inc. · 2000