{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Yang Q"],"funding":["Department of Human Resources and Social Security of Sichuan Province","National Natural Science Foundation of China","PetroChina Key technical research on Marine oil and gas development and engineering","Key R&D Program of Science and Technology Department of Sichuan Province"],"pagination":["1314"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9920852"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["28(3)"],"pubmed_abstract":["To provide carbon steel a long-term corrosion protection effect in NaCl solutions with different pH values, based on poly-acrylamide (<i>PAM</i>) and oleate imidazoline (<i>OIM</i>), a solid corrosion inhibitor with the properties of pH-controlled release was synthesized. SEM, FTIR and TGA results indicated that the <i>OIM</i> inhibitors were successfully loaded into <i>PAM</i> hydrogel with a high <i>OIM</i> encapsulation content (39.64 wt.%). The <i>OIM</i> release behavior from the hydrogel structure has two stages, quick release and sustained release. The pH of solutions could affect the initial release kinetics of <i>OIM</i> inhibitors and the diffusion path in the hydrogel structure. Weight loss measurement of L80 steel in different pH solutions with <i>OIM@PAM</i> proved the inhibitor responsive release mechanism and anticorrosion performance. The inhibition efficiency of <i>OIM@PAM</i> can maintain over 80% after long-term immersion in a harsh corrosive environment (pH 3), which is much higher than the inhibition efficiency of <i>OIM@PAM</i> in a moderate corrosive solution."],"journal":["Molecules (Basel, Switzerland)"],"pubmed_title":["A pH-Controlled Solid Inhibitor Based on <i>PAM</i> Hydrogel for Steel Corrosion Protection in Wide Range pH NaCl Medium."],"pmcid":["PMC9920852"],"funding_grant_id":["2021ZYD0099","2021DJ2503","2020 Post Doctor Scientific Research Special Foundation","52201088","2021ZDZX0002"],"pubmed_authors":["Tang J","Lin B","Zheng H","Zhang Y","Zhang H","Nie Z","Yang Q","Wang Y"],"additional_accession":[]},"is_claimable":false,"name":"A pH-Controlled Solid Inhibitor Based on <i>PAM</i> Hydrogel for Steel Corrosion Protection in Wide Range pH NaCl Medium.","description":"To provide carbon steel a long-term corrosion protection effect in NaCl solutions with different pH values, based on poly-acrylamide (<i>PAM</i>) and oleate imidazoline (<i>OIM</i>), a solid corrosion inhibitor with the properties of pH-controlled release was synthesized. SEM, FTIR and TGA results indicated that the <i>OIM</i> inhibitors were successfully loaded into <i>PAM</i> hydrogel with a high <i>OIM</i> encapsulation content (39.64 wt.%). The <i>OIM</i> release behavior from the hydrogel structure has two stages, quick release and sustained release. The pH of solutions could affect the initial release kinetics of <i>OIM</i> inhibitors and the diffusion path in the hydrogel structure. Weight loss measurement of L80 steel in different pH solutions with <i>OIM@PAM</i> proved the inhibitor responsive release mechanism and anticorrosion performance. The inhibition efficiency of <i>OIM@PAM</i> can maintain over 80% after long-term immersion in a harsh corrosive environment (pH 3), which is much higher than the inhibition efficiency of <i>OIM@PAM</i> in a moderate corrosive solution.","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Jan","modification":"2025-04-25T19:18:16.99Z","creation":"2025-04-06T07:57:37.367Z"},"accession":"S-EPMC9920852","cross_references":{"pubmed":["36770984"],"doi":["10.3390/molecules28031314"]}}