Results 151 to 160 of about 17,159 (218)

Tuning Covalent Organic Frameworks via Nucleophilic Aromatic Substitution

open access: yesSmall Science, Volume 6, Issue 3, March 2026.
The direct nucleophilic aromatic substitution reaction on a fluorinated covalent organic framework leads to functional materials bearing bulky pendant groups such as carbazole or ferrocene. The method is versatile, suitable for O‐, S‐, and N‐based nucleophiles, and provides a unique conjugated structure containing electron‐withdrawing fluorine atoms ...
Óscar González‐Rosell   +8 more
wiley   +1 more source

Mixed Oxides: Role of Washing and Residual Ions in Transesterification Reactions. [PDF]

open access: yesACS Omega
Kocián D   +6 more
europepmc   +1 more source

Transesterification catalysts

open access: yesFocus on Catalysts, 2014
openaire   +1 more source

Polymer‐Based Recycling Strategies for Plastic Waste: A Comprehensive Review

open access: yesEnvironmental Quality Management, Volume 35, Issue 3, Spring 2026.
ABSTRACT Plastic pollution has emerged as one of the most pressing global environmental challenges, affecting ecosystems, human health, and climate through persistent waste accumulation and microplastic formation. This comprehensive review elaborates on recycling techniques based on polymer, including mechanical and chemical recycling, advantages and ...
Ishraga Glal‐Aldin Abdalla Awad
wiley   +1 more source

Flame Retardant Polyolefins Using Fibers From Leather Waste: Adjusting Extrusion Variables to Balance the Property Profile

open access: yesJournal of Vinyl and Additive Technology, Volume 32, Issue 2, Page 410-430, March 2026.
Adjusting extrusion variables are a key to balance the flame retardancy and mechanical properties of polyolefin/leather waste fiber composites. ABSTRACT The extrusion processing variables represent a key to the optimal use of additives and thus the development of flame‐retardant polymer composites. Adjusting the property profile, for example, finding a
Guadalupe Sanchez‐Olivares   +3 more
wiley   +1 more source

Engineering 2‐Pyrone‐4,6‐Dicarboxylic Acid Production Reveals Metabolic Plasticity of Poplar

open access: yesPlant Biotechnology Journal, Volume 24, Issue 3, Page 1398-1413, March 2026.
ABSTRACT Woody biomass is a promising source of fermentable sugars for biofuels and bio‐based chemicals, but its industrial use is limited by the costly biorefinery process. A viable strategy to reduce costs involves enhancing both biomass processability and the generation of high‐value co‐products.
Nidhi Dwivedi   +7 more
wiley   +1 more source

Ligand-Free MgCO<sub>3</sub> Nanoclusters Catalyze Nucleophilic Alcohol Addition Reactions. [PDF]

open access: yesACS Appl Mater Interfaces
Martínez-Belenguer L   +4 more
europepmc   +1 more source

Transesterification catalysts

open access: yesFocus on Catalysts, 2002
openaire   +1 more source

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