Results 51 to 60 of about 271,671 (299)

Biodegradable polymeric materials

open access: yesDrug Delivery System, 2008
体内で無毒な成分に分解され,代謝・吸収・排泄される生分解性高分子材料は,DDSの薬物キャリアや薬物リザーバーとして利用されている.これらは注射による投与が可能な,可溶性ナノパーティクル,微粒子,インジェクタブルゲルなどの剤形で使用されることが多い.本稿では,代表的な生分解性合成高分子であるポリ乳酸系ポリマーを採り上げ,特にポリ乳酸と他の親水性高分子との組み合わせによるDDSへのアプローチについて紹介する.
Yuichi Ohya, Koji Nagahama
openaire   +2 more sources

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

Potential biodegradable materials containing oat hulls, TPS, and PBS by thermoplastic injection [PDF]

open access: yesPolímeros
Fossil-origin plastics have raised great concerns due to their non-biodegradable nature. Biodegradable polymers can be an alternative for these materials’, however they have higher cost.
Samuel Camilo da Silva   +2 more
doaj   +1 more source

Starch-based biodegradable materials: Challenges and opportunities

open access: yesAdvanced Industrial and Engineering Polymer Research, 2020
This paper reviews the recent development of starch-based materials, including both fundamental and application researches. In order to overcome the weakness of pure starch-based materials, such as lower mechanical properties found in natural polymers ...
Tianyu Jiang   +4 more
doaj   +1 more source

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Bioresorbable Photonics: Materials, Devices and Applications

open access: yesPhotonics, 2021
Bio-photonic devices that utilize the interaction between light and biological substances have been emerging as an important tool for clinical diagnosis and/or therapy.
Xiaozhong Wu, Qinglei Guo
doaj   +1 more source

Photo-oxidative and soil burial degradation of irrigation tubes based on biodegradable polymer blends [PDF]

open access: yes, 2019
Irrigation tubes based on biodegradable polymers were prepared via an extrusion-drawing process by Irritec and compared to conventional pipes made of high-density polyethylene (HDPE).
Ceraulo M.   +7 more
core   +1 more source

Natural Bone‐Derived Ceramic Scaffolds Functionalized with Chitosan‐Gold, Chitosan‐Magnesium, and Chitosan‐Zinc for Enhanced Antibacterial Activity

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports the development of antibacterial ceramic scaffolds derived from natural bovine bone. The bones were processed through sequential boiling and hydrogen peroxide treatment to remove organic matter, producing porous, mineral‐rich scaffolds.
Mohamad Hassan Taherian   +6 more
wiley   +1 more source

A Current Overview of Materials and Strategies for Potential Use in Maxillofacial Tissue Regeneration [PDF]

open access: yes, 2017
Tissue regeneration is rapidly evolving to treat anomalies in the entire human body. The production of biodegradable, customizable scaffolds to achieve this clinical aim is dependent on the interdisciplinary collaboration among clinicians, bioengineers ...
Almeida, Luis Eduardo   +7 more
core   +1 more source

Open windrow composting of polymers: An investigation into the rate of degradation of polyethylene [PDF]

open access: yes, 2004
The compostability of degradable polymers under open windrow composting conditions is explored within this paper. Areas for consideration were the use of, and impacts of, degradable polyethylene (PE) sacks on the composting process and the quality of the
Billett, EH   +4 more
core   +1 more source

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