Articles with "molecular weight" as a keyword



Morphological Control and Mechanical Properties of Porous Phenolic Resins Derived from Poly(4‐Vinylphenol): Effects of Molecular Weight and Polydispersity of Prepolymer

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Published in 2024 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202401038

Abstract: Improvement of mechanical stability for porous polymer monoliths is one of the prime concerns as represented by the long‐standing research efforts on resorcinol‐formaldehyde (RF) aerogels. To this end, it is imperative not only to tailor… read more here.

Keywords: mechanical properties; poly vinylphenol; properties porous; molecular weight ... See more keywords

Tunable Viscoelasticity of Alginate Hydrogels via Serial Autoclaving

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Published in 2024 at "Advanced Healthcare Materials"

DOI: 10.1002/adhm.202401550

Abstract: Alginate hydrogels are widely used as biomaterials for cell culture and tissue engineering due to their biocompatibility and tunable mechanical properties. Reducing alginate molecular weight is an effective strategy for modulating hydrogel viscoelasticity and stress… read more here.

Keywords: viscoelasticity; serial autoclaving; molecular weight; alginate hydrogels ... See more keywords
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Crosslinker-Induced Effects on the Gelation Pathway of a Low Molecular Weight Hydrogel.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201603769

Abstract: The use of polymeric crosslinkers is an attractive method to modify the mechanical properties of supramolecular materials, but their effects on the self-assembly of the underlying supramolecular polymer networks are poorly understood. Modulation of the… read more here.

Keywords: gelation pathway; low molecular; crosslinker induced; induced effects ... See more keywords

Control over Structure Formation of Small Molecular Weight Thiophenes in Vacuum Deposited Films

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Published in 2025 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202500458

Abstract: Recent structural studies of small‐molecular‐weight thiophenes are surveyed, with particular focus on naphthyl‐end‐capped derivatives and comparison to alkyl‐capped and unsubstituted analogues. Grazing‐incidence wide‐angle X‐ray scattering of 5,5′‐bis(naphth‐2‐yl)‐2,2′‐bithiophene (NaT2) on octadecyl‐trichlorosilane‐passivated Si, graphene, MoS2, muscovite mica,… read more here.

Keywords: structure formation; small molecular; control structure; molecular weight ... See more keywords

Wear performance of multiwalled carbon nanotube‐reinforced ultra‐high molecular weight polyethylene composite

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Published in 2018 at "Advances in Polymer Technology"

DOI: 10.1002/adv.21885

Abstract: Ultra-high molecular weight polyethylene (UHMWPE) has proven to be a good counterpart articulating surface against Cr–Co–Mo femoral components in artificial joints. Nevertheless, UHMWPE wear damage and subsequent aseptic loosening continues to be the main reason… read more here.

Keywords: weight polyethylene; carbon; multiwalled carbon; ultra high ... See more keywords

Conjugated Mesopolymer Achieving 15% Efficiency Single‐Junction Organic Solar Cells

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202105430

Abstract: The high‐performance organic solar cells (OSCs) tend to choose the polymers with high molecular weight as donors, which easily produce good crystallinity to facilitate intermolecular charge transfer. However, these polymers usually accompanied by the low… read more here.

Keywords: organic solar; conjugated mesopolymer; batch; efficiency ... See more keywords

Enzymatic degradation of polyacrylamide in aqueous solution with peroxidase and H2O2

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Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.44560

Abstract: Polyacrylamides are often used in water-based hydraulic fracturing for natural gas and oil production. However, residual polymer remaining in the fractured rock can limit production. A novel approach for degrading partially hydrolyzed polyacrylamide (HPAM) was… read more here.

Keywords: degradation; viscosity; peroxidase; molecular weight ... See more keywords

Encapsulation of salicylic acid in acylated low molecular weight chitosan for sustained release topical application

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Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45273

Abstract: Acylated low molecular weight chitosan was used to encapsulate salicylic acid (SA) for sustained release in topical delivery. Chitosan nanoparticles were prepared from the depolymerization of commercial chitosan and further acylated with short alkyl chains.… read more here.

Keywords: low molecular; weight chitosan; chitosan; sustained release ... See more keywords

Polyacrylate epoxide oligomers with robust photo‐crosslinked and thermomechanical properties enabled by controlling copolymerizing molecular weight distribution

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Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.55975

Abstract: Photo‐triggering curing coatings have advantages of improving production efficiency, reducing pollution emissions, and contributing to green environmental protection. However, making the trade‐off between appropriate viscosity and UV‐curing properties in a high‐performing polymer system remains a… read more here.

Keywords: photo; epoxide oligomers; polyacrylate epoxide; molecular weight ... See more keywords

Tribological Behavior of Ultra‐High Molecular Weight Polyethylene (UHMWPE) With Different Molecular Weights Under Artificial Seawater Lubrication

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Published in 2025 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.56918

Abstract: Ultra‐high molecular weight polyethylene (UHMWPE), a polymer with significant beneficial properties, exhibits variable characteristics based on its molecular weight. Despite its pivotal role in various applications, research into the tribological behavior of UHMWPE in seawater… read more here.

Keywords: seawater; molecular weight; seawater lubrication; tribological behavior ... See more keywords

The Influence of Molecular Weight on the Properties of Meta‐Aramid: Thermal Stability, Crystallinity, and Mechanical Properties

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Published in 2025 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.57164

Abstract: Meta‐aramid is expected to become basic materials for creating new quality productive forces due to its excellent thermal stability and physical strength. In this study, a series of PMIA with different intrinsic viscosities were prepared… read more here.

Keywords: molecular weight; thermal stability; weight; meta aramid ... See more keywords