Polymer film and preparation method thereof
US-2020407556-A1 · Dec 31, 2020 · 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 | C08G69/46 |
| Official title | Post-polymerisation treatment |
| Display label | Post-polymerisation treatment |
| Total patents | 101 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 15 |
| 2017 | 13 |
| 2018 | 12 |
| 2019 | 5 |
| 2020 | 10 |
| 2021 | 5 |
| 2022 | 11 |
| 2023 | 10 |
| 2024 | 5 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polymer preparation
US-10858480-B2 · Dec 8, 2020 · US
Process for preparing a polymer composition, and polymer composition obtainable by said process
US-10844172-B2 · Nov 24, 2020 · US
Polymerization Coupled Compounding Process
US-2020277452-A1 · Sep 3, 2020 · US
Process and apparatus for the production of a low-shrinkage aliphatic polyamide yarn, and low-shrinkage yarn
US-10689778-B2 · Jun 23, 2020 · US
Polymerization coupled compounding process
US-10590245-B2 · Mar 17, 2020 · US
Process and device for producing polyamides, with optimized flow guidance
US-10584204-B2 · Mar 10, 2020 · US
Process and formulation for producing a polyamide having low caprolactam concentration and specific relative viscosity
US-2020062958-A1 · Feb 27, 2020 · US
Method of producing polyamide fine particles, and polyamide fine particles
US-2020048413-A1 · Feb 13, 2020 · US
Method of producing glass-fiber-reinforced thermoplastic resin molded object and glass-fiber-reinforced thermoplastic resin molded object obtained by the method
US-10472475-B2 · Nov 12, 2019 · US
Polymerization Coupled Compounding Process
US-2019177495-A1 · Jun 13, 2019 · US
Water dispersible polyamide building blocks
US-10266651-B2 · Apr 23, 2019 · US
Method of producing fine particles of non-vinyl thermoplastic polymer
US-10239970-B2 · Mar 26, 2019 · US
Biomass-derived polymers and copolymers incorporating monolignols and their derivatives
US-2019062258-A1 · Feb 28, 2019 · US
Improved polymer preparation
US-2018362713-A1 · Dec 20, 2018 · US
Composite semipermeable membrane
US-10143976-B2 · Dec 4, 2018 · US
Method of producing glass-fiber-reinforced thermoplastic resin molded object and glass-fiber-reinforced thermoplastic resin molded object obtained by the method
US-2018282496-A1 · Oct 4, 2018 · US
Polymerization coupled compounding process
US-10081712-B2 · Sep 25, 2018 · US
Polymerization coupled compounding process
US-10077341-B2 · Sep 18, 2018 · US
Process for preparing a polymer composition, and polymer composition obtainable by said process
US-2018201731-A1 · Jul 19, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G69/46?
- CPC C08G69/46 is the Cooperative Patent Classification code for “Post-polymerisation treatment.”
- How many patents are filed under CPC C08G69/46 (Post-polymerisation treatment)?
- Our database includes 101 publications tagged with this CPC code.
- Is patent activity under CPC C08G69/46 growing?
- Publication counts under this code: 5 in 2024 vs 7 in 2025 (latest complete years).