Synthesis of High Molecular Weight and Strength Polyisobutylene-Based Polyurethane and Its Use for the Development of a Synthetic Heart Valve.
Sign Up to like & getrecommendations! Published in 2022 at "Macromolecular rapid communications"
DOI: 10.1002/marc.202200147
Abstract: Under optimized synthesis conditions we prepared, for the first time, polyisobutylene-based polyurethane (PIB-PU) with 70% PIB soft segment (i.e., a bioinert and calcification resistant PU) with Mn >100,000 Da, 32 MPa ultimate strength and 630%… read more here.
Keywords: polyisobutylene based; based polyurethane; synthesis; heart valve ... See more keywords
Kinetic study of the thermal decomposition of castor oil based polyurethane
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Polymer Research"
DOI: 10.1007/s10965-020-02123-3
Abstract: Polyurethane is a class of polymer that presents as main feature the versatility in its physical and chemical properties. Knowing the kinetic parameters of the thermal degradation of these materials collaborates with the development of… read more here.
Keywords: oil based; thermal decomposition; based polyurethane; decomposition ... See more keywords
Utilization of oleic acid in synthesis of epoxidized soybean oil based green polyurethane coating and its comparative study with petrochemical based polyurethane
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Polymer Research"
DOI: 10.1007/s10965-020-02170-w
Abstract: Epoxidation of soybean oil (ESBO) was carried out using Amberlyst 15 catalyst followed by ring opening using bio-based oleic acid to yield polyester polyol (ESOAP). Polyurethane (PU) coating was prepared by utilizing synthesized polyester polyol… read more here.
Keywords: polyurethane coating; polyurethane; oleic acid; based polyurethane ... See more keywords
The effect of TiO2 particles on thermal properties of polycarbonate-based polyurethane nanocomposite films
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-019-08750-3
Abstract: In this work, aliphatic starting reactants were used to prepare a series of polycarbonate-based polyurethane (PC-PU) nanocomposite films with a low amount of titanium dioxide (TiO2) nanoparticles (0.5, 1.0 and 2.0%) by one-step technique. The… read more here.
Keywords: tio2; microscopy; polycarbonate based; based polyurethane ... See more keywords
Antimicrobial Lignin-Based Polyurethane/Ag Composite Foams for Improving Wound Healing.
Sign Up to like & getrecommendations! Published in 2022 at "Biomacromolecules"
DOI: 10.1021/acs.biomac.1c01465
Abstract: Antimicrobial materials are an urgent need for modern wound care in the clinic. Although traditional polyurethane foams have proven to be clinically valuable for wound treatment, their petroleum-originated preparation and bioinert nature have restricted their… read more here.
Keywords: polyurethane; polyurethane composite; lignin based; based polyurethane ... See more keywords
Bio-based Polyurethane Based on a Dynamic Covalent Network with Damage Tolerance for Controlled Release of Fertilizers.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c14672
Abstract: Bio-based polyurethanes are promising for the controlled release of nutrients and fertilizers, but their toughness and plasticity need to be improved. We developed a smooth, dense, elastic, and indestructible bio-based polyurethane (BPU) coating with a… read more here.
Keywords: based polyurethane; dynamic covalent; controlled release; release ... See more keywords
Preparation and Properties of Bio-Based Polyurethane Controlled Release Urea Coating with Photosensitivity
Sign Up to like & getrecommendations! Published in 2022 at "ACS Omega"
DOI: 10.1021/acsomega.1c06432
Abstract: In order to improve the photodegradation ability of fertilizer coating material and realize the sustainability of fertilizers, in this study, the commercially available photosensitive iron stearate (FeSt3) was wet-ground into submicrometer FeSt3 (SFeSt3) particles and… read more here.
Keywords: based polyurethane; release urea; controlled release; bio based ... See more keywords
High ion conductivity based on a polyurethane composite solid electrolyte for all-solid-state lithium batteries
Sign Up to like & getrecommendations! Published in 2022 at "RSC Advances"
DOI: 10.1039/d1ra07971a
Abstract: Solid polymer electrolytes (SPE) are considered a key material in all-solid Li-ion batteries (SLIBs). However, the poor ion conductivity at room temperature limits its practical applications. In this work, a new composite polymer solid electrolyte… read more here.
Keywords: solid electrolyte; based polyurethane; ion; ion conductivity ... See more keywords
Structure and properties of tough starch modified with rubber-based polyurethane microparticles
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Thermoplastic Composite Materials"
DOI: 10.1177/0892705718812558
Abstract: We prepared a novel covalent rubber-based polyurethane/starch composites material via a simple and effective method. Infrared, scanning electron microscopic, and mechanical tests demonstrated that polyurethane microparticles showed good compatibility with starch as the polyurethane content… read more here.
Keywords: polyurethane; polyurethane microparticles; rubber based; based polyurethane ... See more keywords
Synthesis and Characterization of Lignin-Based Polyurethane as a Potential Compatibilizer
Sign Up to like & getrecommendations! Published in 2018 at "Indonesian Journal of Chemistry"
DOI: 10.22146/ijc.27176
Abstract: Lignin is one of the most abundant biopolymer on earth. It has polar and non-polar side due to its hyperbranched structure, but the polarity of lignin has a higher tendency than non-polarity. Lignin has potential… read more here.
Keywords: based polyurethane; lignin; lignin based; polarity lignin ... See more keywords
Surface Functionalization of Ureteral Stents-Based Polyurethane: Engineering Antibacterial Coatings
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15051676
Abstract: Bacterial colonization of polyurethane (PU) ureteral stents usually leads to severe and challenging clinical complications. As such, there is an increasing demand for an effective response to this unmet medical challenge. In this study, we… read more here.
Keywords: based polyurethane; stents based; functionalization ureteral; surface functionalization ... See more keywords