Results 41 to 50 of about 36,721 (285)

Evaluating UV/H 2 O 2 exposure as a DEHP degradation treatment for plasticized PVC [PDF]

open access: yes, 2014
Millions of tons of plasticized poly(vinyl chloride) (PVC) materials are disposed every year. A biologically sustainable and green method for removal of toxic plasticizers from polymer systems after disposal is highly desired since plasticizers can leach
Chen, Zhan   +3 more
core   +1 more source

Charge‐Induced Morphing Gels for Bioinspired Actuation

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a novel electroactive actuation mechanism that enables the gel material to generate substantial and reversible shape‐changing while preserving topological and isochoric (volumetric) equivalence. The resultant morphing behaviors can mimic the movements of muscle‐driven organelles in nature, including cilia‐like beating and ...
Ciqun Xu   +4 more
wiley   +1 more source

Preparation of Gas Sensor Based on Polymer Nanocomposite for Qualitative Detection of Hydrogen Sulfide [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2016
Hydrogen sulfide (H2S), a by-product often produced in petrochemical processes, is well known as a dangerous and highly toxic gas to living organisms. The smell of H2S concentration of higher than 100 ppm can cause severe biological condition. Therefore,
Elaheh Ghazizadeh   +2 more
doaj   +1 more source

Optimization of salt concentration and Explanation of Two Peak Percolation in Blend Solid Polymer Nanocomposite Films

open access: yes, 2018
The present paper report is focused toward the preparation of the flexible and freestanding blend solid polymer electrolyte films based on PEO-PVP complexed with NaPF6 by solution cast technique.
Arya, Anil, Sharma*, A. L.
core   +1 more source

Stiff to Soft: A Protein‐Based Buffer Layer for Improving the Long‐Term Performance of Microneedle Sensors

open access: yesAdvanced Materials, EarlyView.
To enhance stability and long‐term biocompatibility of wearable microneedle sensors, a crosslinking‐recombination bovine serum albumin material is used as a buffer layer coated on microneedle sensors. This coating layer possesses a unique stiff‐to‐soft transition function balancing the mechanical stiffness desired for puncturing and soft required for ...
Lihao Guo   +16 more
wiley   +1 more source

Preparation of polyvinyl chloride composite membrane and its ultraviolet shielding properties

open access: yesFushe yanjiu yu fushe gongyi xuebao, 2023
Polyvinyl chloride (PVC), which is used as one of the most widely polymer, the general purpose plastic in industry, agriculture, household items and many other fields because of abrasion resistance, thermal insulation, and low cost, etc.
WANG Dongmei   +4 more
doaj   +1 more source

The Vegan Villain Sets Out to The End of Summer: Functionalized Coatings as Biohybrid UV‐Sensors

open access: yesAdvanced Materials Interfaces, EarlyView.
This study introduces biohybrid coatings incorporating E. coli biomass expressing photoconvertible fluorescent proteins as UV‐A responsive elements. Upon irradiation at 400 nm, the coatings exhibit an irreversible fluorescence shift from green to red within 15 min. Notably, the photoconversion capability is retained after >1 year of storage.
Amelie Skopp   +3 more
wiley   +1 more source

Electrospun superhydrophobic polyvinyl chloride /polydimethylsiloxane-nanodiamond nanocomposite with enhanced antifouling and mechanical properties for fresh produce packaging

open access: yesApplied Food Research
Food package films serve the important functions of preserving food quality, extending shelf life, and protecting against external contaminants while also providing a barrier to moisture and oxygen.
Shuhao Liu   +5 more
doaj   +1 more source

Biotreatment effects in films and blends of PVC/PCL previously treated with heat

open access: yesBrazilian Archives of Biology and Technology, 2005
Studies were carried out on biomodification and the pre-heat (130(0)C) influence on Poly (vinyl chloride) / Poly (epsilon-caprolactone) films. The results showed that heat pre-treatment improved the biomodification of PVC films, but it inhibited the ...
Adriana de Campos   +1 more
doaj   +1 more source

Effect of Modified Silica Materials on Polyvinyl Chloride (PVC) Substrates to Obtain Transparent and Hydrophobic Hybrid Coatings

open access: yesApplied Sciences, 2021
In this research, we report a simple and inexpensive way to prepare transparent and hydrophobic hybrid coatings through deposition of different silica materials on polyvinyl chloride (PVC) substrates.
Violeta Purcar   +10 more
doaj   +1 more source

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