Results 191 to 200 of about 103,644 (369)

Erratum to: Preparation of Hydrotalcite–Hydroxyapatite Material and Its Catalytic Activity for Transesterification of Soybean Oil [PDF]

open access: bronze, 2017
Henrique Brasil   +7 more
openalex   +1 more source

Pseudotetraivprolides from Pseudomonas entomophila Provide Insights into the Biosynthesis of Detoxin/Rimosamide‐Like Anti‐Antibiotics

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 4, 22 January 2026.
Pseudotetraivprolide is a new player among the Detoxin/Rimosamide‐like natural products! Its biosynthesis requires FabD from primary metabolism and a PipDFG complex for final‐step acetylation – unlocking its anti‐antibotic activity. Abstract Novel variants of known natural product (NP) classes can provide valuable insights into their biosynthesis ...
Edna Bode   +13 more
wiley   +1 more source

Lipase-catalysed transesterification

open access: yes, 2016
A series of lipase-catalysed transesterification experiments were carried out to study the effect of the presence of free fatty acids on synthesis reaction rate and the stability of the biocatalyst, and also to elucidate the underlying mechanism, which remains a subject of debate.
Canet Morral, Albert   +3 more
openaire   +1 more source

Perchloric Acid, an Effective Catalyst for Thermosetting Self‐Crosslinking Hydroxy Acrylic Resins

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 4, January 20, 2026.
Perchloric acid is an effective catalyst for the crosslinking of hydroxy acrylate resins. Its action is based on the intermediate formation of alkyl perchloric esters. Transesterification gives volatile alkyl perchlorates that evaporate to give a catalyst‐free resin.
Patrick Wienefeld, Gerrit A. Luinstra
wiley   +1 more source

Optimizing Epoxy Vitrimer Composites With Sustainable Cellulose Nanofibril Reinforcements: Enhancing Thermal Dimensional Stability While Preserving Dynamic Covalent Behavior

open access: yesPolymer Composites, Volume 47, Issue 1, Page 164-175, 10 January 2026.
A vitrimer nanocomposite based on nanofibrillated cellulose was fabricated using controlled resin infiltration, without the need for any functionalization. It exhibited excellent thermal dimensional stability and recyclability, positioning it as a promising material for next‐generation, eco‐responsible composites and protective coating aligned with ...
Isis Castro‐Cabrera   +3 more
wiley   +1 more source

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