Low density thermosetting foams having improved properties
US-2023265234-A1 · Aug 24, 2023 · US
Post-polymerisation treatment
Post-polymerisation treatment · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08G18/82 |
| Official title | Post-polymerisation treatment |
| Display label | Post-polymerisation treatment |
| Total patents | 91 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 6 |
| 2017 | 6 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 6 |
| 2021 | 11 |
| 2022 | 5 |
| 2023 | 7 |
| 2024 | 14 |
| 2025 | 9 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing thermoplastic polyurethanes
US-2023174733-A1 · Jun 8, 2023 · US
Process for producing a foam and foam part
US-2023114597-A1 · Apr 13, 2023 · US
Distillative separation of ketazine from polyurethane dispersions
US-11511211-B2 · Nov 29, 2022 · US
Method for recovering raw materials from polyurethane products
US-2022251328-A1 · Aug 11, 2022 · US
Improved distillation capability by dilution with a component to be separated off
US-2022212120-A1 · Jul 7, 2022 · US
Process for producing elastomers
US-11312812-B2 · Apr 26, 2022 · US
Monomer recovery process
US-2022088503-A1 · Mar 24, 2022 · US
Degradable polymers and monomers therefor
US-2021317058-A1 · Oct 14, 2021 · US
Isocyanate-group-containing polymer having a low content of monomeric diisocyanates
US-2021309786-A1 · Oct 7, 2021 · US
Dynamic polyurethane networks with post-recycling retention of cross-linking densities and mechanical properties
US-2021292463-A1 · Sep 23, 2021 · US
Modification method of polyurethane, polyurethane, polishing pad, and modification method of polishing pad
US-2021276143-A1 · Sep 9, 2021 · US
Catalyst for curable compositions containing hexahydrotriazine structural units
US-11097259-B2 · Aug 24, 2021 · US
Method for producing a multiple bond-containing prepolymer as elastomer precursor
US-11098153-B2 · Aug 24, 2021 · US
Non-hot-melt MDI-based polyurethane composition bearing NCO end groups and having a low content of MDI monomer, comprising at least one isocyanate compound of particular molar volume
US-11078322-B2 · Aug 3, 2021 · US
Preparation method of polyurethane foam
US-2021230390-A1 · Jul 29, 2021 · US
Urethane exchange catalysts and methods for reprocessing cross-linked polyurethanes
US-2021095067-A1 · Apr 1, 2021 · US
Producing method of polyurethane resin, polyurethane resin, and molded article
US-10927213-B2 · Feb 23, 2021 · US
Surface protection film
US-2021001612-A1 · Jan 7, 2021 · US
Degradable silyl-containing thermosetting networks
US-2020332054-A1 · Oct 22, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G18/82?
- CPC C08G18/82 is the Cooperative Patent Classification code for “Post-polymerisation treatment.”
- How many patents are filed under CPC C08G18/82 (Post-polymerisation treatment)?
- Our database includes 91 publications tagged with this CPC code.
- Is patent activity under CPC C08G18/82 growing?
- Publication counts under this code: 14 in 2024 vs 9 in 2025 (latest complete years).