نتایج جستجو برای: biodegradable films
تعداد نتایج: 103056 فیلتر نتایج به سال:
in this study, the effect of mentha piperita essence (mpe) incorporation into cassava films on the hydrophilic and physicochemical properties of the resulting biodegradable films was investigated. the properties included solubility, moisture uptake and contact angle. mpe was added into biodegradable films at different amounts (1, 2 and 3%, w/w total solid). all biofilms were plasticized with 40...
in the current study, whey protein- pullulan- clay nanocomposite films are prepared by casting method. the effect of nanoclay at three concentrations (1%, 3% and 5%) on physical properties such as moisture content, solubility in water, water vapor permeability and transparency of whey protein- pullulan composite films investigated. the results show that the effect of nanoparticles on composite ...
The use of plastic film in agriculture has the serious drawback of producing vast quantities of waste. In this work, films were prepared from natural fibers and biodegradable polymers as potential substitutes for the conventional non-biodegradable plastic film used as mulching material in agricultural production. The physical properties (e.g., mechanical properties, heat preservation, water per...
Biodegradable films have been introduced in the packaging industry recently. Most products are boxes, bottles and bags. The printability of biodegradable film has not been fully investigated. This study tested the printability on clear and white Polylactic acid (PLA) films, and compared the print qualities to common packaging films like Polypropylene (PP), Polyethylene terephthalate (PET). Wate...
Today, the economic consumption of biodegradable polymers is of capital importance in many applications. One of the most commonly used biopolymers is polylactic acid (PLA). The printability of the biodegradable film has not been fully investigated. This work tested the printability of polylactic acid (PLA) films and compared the print qualities to common packaging films like low density pol...
Introduction: The natural derived biopolymers are highly interested in recent years. These polymers are considering as the alternative for un-biodegradable plastic films. This is due to the low cost and their availability from biodegradable and renewable sources. In this study, the effect of different concentrations of Tio2 nanoparticles on physicochemical and microbiological characteristics of...
The concern with the accumulation of synthetic plastics in the environment is one of the reasons for the increasing interest in the development of biodegradable films. Among raw materials from renewable sources, starch is one of the most promising. In order to evaluate biodegradable films obtained from native starches (rice, potato and cassava), these were prepared by casting method with the ad...
Background & Objective: A large number of non-recyclable packaging materials, which are harmful for the health of consumers, are produced all over the world. The Suggested solution is using films and coatings which are biodegradable in nature. Pullulan is a biopolymer that is produced by Aureobasidium pullulans and used in order to produce edible films. These edible films could contain antioxid...
Objective(s): Biodegradable film is widely used because it is free from synthetic substances and does not lead to environment pollution. This study aimed to prepare and characterize biodegradable sago starch films loaded with Carboxymethyl Cellulose nanoparticles. Methods: Sago starch films were prepared and plasticized with sorbitol/ glycerol by t...
background: development of biodegradable and biocompatible films based on protein polymer with strong antioxidant and antibacterial activities has gradually obtained extensive concern in the world. in this study, the improvement of gelatin film properties incorporated with ferula assa-foetida essential oil (fao) as a potential antioxidant/antibacterial wound dressing film was investigated. mate...
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