C08J 11/10
By chemically breaking down the molecular chains of polymers or breaking of
Official title: by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation (depolymerisation to the original monomer C07)
C08J11/10 (By chemically breaking down the molecular chains of polymers or breaking of) appears on 1,329 US grants and 2,117 published applications in this corpus.
Search patents in C08J- Granted patents
- 1,329
- Published applications
- 2,117
- Assignees
- 973
- Inventors
- 4,540
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 9 | 0 |
| 1978 | 10 | 0 |
| 1979 | 9 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 9 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 15 | 0 |
| 1994 | 16 | 0 |
| 1995 | 17 | 0 |
| 1996 | 12 | 0 |
| 1997 | 25 | 0 |
| 1998 | 20 | 0 |
| 1999 | 20 | 0 |
| 2000 | 27 | 0 |
| 2001 | 15 | 4 |
| 2002 | 19 | 18 |
| 2003 | 23 | 16 |
| 2004 | 19 | 17 |
| 2005 | 10 | 19 |
| 2006 | 14 | 14 |
| 2007 | 13 | 23 |
| 2008 | 10 | 16 |
| 2009 | 11 | 33 |
| 2010 | 14 | 20 |
| 2011 | 21 | 30 |
| 2012 | 24 | 25 |
| 2013 | 20 | 35 |
| 2014 | 24 | 45 |
| 2015 | 28 | 37 |
| 2016 | 29 | 50 |
| 2017 | 35 | 60 |
| 2018 | 41 | 59 |
| 2019 | 49 | 89 |
| 2020 | 74 | 87 |
| 2021 | 55 | 121 |
| 2022 | 52 | 161 |
| 2023 | 89 | 247 |
| 2024 | 106 | 300 |
| 2025 | 148 | 331 |
| 2026 | 143 | 260 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing (meth)acrylic monomer6 Oct 2026US 12,753,142 B2Microwave Chemical Co., Ltd.
- Depolymerization of polyolefins for biological conversion6 Oct 2026US 12,753,290 B1National Technology & Engineering Solutions of Sandia, LLC
- Method for producing a partially recycled polyaryletherketone powder by sintering29 Sep 2026US 12,746,718 B2Arkema France
- Method for manufacturing polyester film having laminated structure29 Sep 2026US 12,747,326 B2Nan Ya Plastics Corporation
- Method for decolorizing polyester and method for depolymerising polyester comprising the same22 Sep 2026US 12,742,053 B2Kolon Industries, Inc.
- Stabilizers for polymer foams based on recycling of polydimethylsiloxane8 Oct 2026US 2026/0308305 A1Evonik Operations GmbH
- Synthetic wax materials with degradable linkers8 Oct 2026US 2026/0308317 A1Board of Trustees of Michigan State University
- Recycled polymer compositions and methods thereof8 Oct 2026US 2026/0308340 A1Braskem S/A
- Hydrothermal treatment of polymers containing perfluroalkyl and/or halogenated compounds8 Oct 2026US 2026/0308349 A1
- Cyclodepolymerization method for aromatic polyesters8 Oct 2026US 2026/0308350 A1Soochow University
Most cited
By later US patents
- Process for preparing polybutylene terephthalate from pet scrap98US 5,266,601 AZimmer, Inc. · 1993
- Process for depolymerizing polyesters76US 5,668,186 AGeneral Electric Company · 1997
- Method for separating and recovering dimethyl terephthalate and ethylene glycol from polyester waste74US 6,706,843 B1Teijin Limited · 2004
- Catalyst and method for thermal decomposition of organic substance and method for producing such catalyst70US 8,956,995 B2Sakai Chemical Industry Co., Ltd. · 2015
- Degradation of biologically degradable polymers using enzymes68US 6,255,451 B1Bayer Aktiengesellschaft · 2001