نتایج جستجو برای: bio based polymer

تعداد نتایج: 3048753  

Journal: :Applied sciences 2021

The textile industry has lately started exploring the possibility of bio-sourcing for synthetics, notably polyester fiber, in effort to break from proven fossil-fuel dependency and decrease environmental impacts. Traditionally made out fossil-based polyethylene terephthalate polymer, can be functionally substituted with three bio-based alternatives: bio-polyester, polytrimethylene terephthalate...

Journal: :علوم و فنون بسته بندی 0
مجتبی آذری آنپار ناصر سلطانی تهرانی

due to the importance of the plant extracts and classification of them as gras, blending them with food packaging materials based on dietary biopolymers attracts a great attention recently. polysaccharides (eg. chitosan, alginate) and proteins (such as soy and whey protein isolate, gelatin and zein) act as polymeric carriers for transporting a variety of bio active extracts like green tea extra...

2013
AREZOO KHOSRAVI MANOUCHEHR VOSSOUGHI SAEED SHAHROKHIAN

In this study, the reusability and process stability of nano-reengineered horseradish peroxidase was investigated in a fluorescence-based sensing system for hydrogen peroxide determination as a model application. To this end, dendron macromolecules were attached to the enzyme surface through bio-conjugation techniques. The resulting enzyme–polymer nanoparticles, with an average size of 14(±2) n...

2002
Ahmed A. Abdala David L. Milius Douglas H. Adamson Ilhan A. Aksay Robert K. Prud’homme

INTRODUCTION Alumina ceramics have long been of technological importance. However, their brittleness limits their potential for use in structural applications. Traditional approaches proposed to improve the strength and reliability of ceramics include: decrease flaw size, improve fracture toughness and flaw insensitivity, and decrease applied stresses. Polymers on the other hand, although weak,...

Journal: :Macromolecular Materials and Engineering 2022

Increasing demand for bio-based epoxy thermoset alternatives has risen in the last few years. Epoxidized vegetable oils (EVO) have attracted significant attention due to their bio-based, unharmful nature and high availability. This study proposes a fully based on epoxidized linseed oil (ELO) tannic acid (TA). TA allows, with its degree of functionality aromatic structure as curing agent ELO, cr...

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