نتایج جستجو برای: bioplastic

تعداد نتایج: 453  

Journal: :Proceedings of the Canadian Engineering Education Association (CEEA) 2019

Journal: :Coatings 2021

Each year, more than 330 million tons of plastic are produced worldwide. The main consumers plastics the packaging (40%), building (20%) and automotive (8%) industries, as well for manufacture household appliances. vast majority industrial not biodegradable and, therefore, create environmental problems due to increase in amount solid waste. Studies have been conducted produce materials such bio...

Journal: :Applied and environmental microbiology 2004
Cristina Moldes Pedro García José L García María A Prieto

A new protein immobilization and purification system has been developed based on the use of polyhydroxyalkanoates (PHAs, or bioplastics), which are biodegradable polymers accumulated as reserve granules in the cytoplasm of certain bacteria. The N-terminal domain of the PhaF phasin (a PHA-granule-associated protein) from Pseudomonas putida GPo1 was used as a polypeptide tag (BioF) to anchor fusi...

2013
Alexander Jones Mark Ashton Zeller Suraj Sharma

Petroleum-based plastics have many drawbacks: the large amount of energy required to produce the plastic, the waste generated as a result of plastic production, and the accumulation of waste due to slow degradation rate. It is because of these negative attributes of conventional plastic use that attention is being focused on environmentally friendly plastics from alternative sources. Albumin pr...

2018

Research on biodegradable biopolymers has been increasing rapidly during the past few decades due to the environmental concerns related to plastic pollution. Polyhydroxyalkanoates (PHAs), the structurally versatile, biodegradable polyoxoesters produced by diverse group of microorganisms as intracellular storage granules have material properties similar to thermoplastics and identified as a prom...

Journal: :Waste and Biomass Valorization 2021

Abstract Purpose The most abundant among the separately collected waste materials in Italy is food waste. This research aims to evaluate influence of type collection bag on management chain. In Italy, mainly based bioplastic bags. As an alternative, a new recycled paper shows potential advantages. Methods two types were compared evaluating weight loss during household storage, by means experime...

2018

Research on biodegradable biopolymers has been increasing rapidly during the past few decades due to the environmental concerns related to plastic pollution. Polyhydroxyalkanoates (PHAs), the structurally versatile, biodegradable polyoxoesters produced by diverse group of microorganisms as intracellular storage granules have material properties similar to thermoplastics and identified as a prom...

Journal: :Jurnal rekayasa dan manajemen agroindustri 2021

This study aims to determine the effect of stearic acid concentration and stirring time also interaction both on characteristic cornstarch-glucomannan bioplastic composite produce best characteristic. The research used a factorial randomized block design. first factor is consisting 4 levels that 0.1%; 0.2%; 0.3%; 0.4% (w/w). second are 3, 4, 5, 6 minutes. observed variable this were tensile str...

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