Process for the preparation of polyacrylamides using an eco-friendly lubricant composition
US-2023114065-A1 · Apr 13, 2023 · US
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by a prior coating on the reactor walls
by a prior coating on the reactor walls · 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 | C08F2/004 |
| Official title | {by a prior coating on the reactor walls} |
| Display label | by a prior coating on the reactor walls |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 4 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Addition condensation product, production method and use of same, polymerization vessel, and production method of polymer
US-11345651-B2 · May 31, 2022 · US
Addition condensation product, production method and use of same, polymerization vessel, and production method of polymer
US-2021403405-A1 · Dec 30, 2021 · US
Vinyl-based thermoplastic resin composition, method for manufacturing thereof and vinyl-based thermoplastic resin manufactured therefrom
US-10047180-B2 · Aug 14, 2018 · US
Method for polymerising ethylenically unsaturated monomers
US-9975978-B2 · May 22, 2018 · US
Process for separating components of a polymer-monomer mixture obtained by high-pressure polymerization of ethylenically unsaturated monomers
US-9931608-B2 · Apr 3, 2018 · US
Method for polymerising ethylenically unsaturated monomers
US-2018002467-A1 · Jan 4, 2018 · US
Process for separating components of a polymer-monomer mixture obtained by high-pressure polymerization of ethylenically unsaturated monomers
US-2017348658-A1 · Dec 7, 2017 · US
Vinyl-based thermoplastic resin composition, method for manufacturing thereof and vinyl-based thermoplastic resin manufactured therefrom (as amended)
US-2017260308-A1 · Sep 14, 2017 · US
Additive, composition comprising it and use thereof
US-9434844-B2 · Sep 6, 2016 · US