Development of highly oil-absorbent polylactic-acid ...

The results showed that acetone or ethanol vapor annealing induced internal structural changes in the nanoporous PLA microfibers, but did not affect the nanoporous structure. Furthermore, we demonstrated that the nanoporous PLA fibers fabricated in this study had a high oil absorption capacity of up to 26.78 g/g, and that the acetone or ethanol ...

Smart polyethylene textiles for radiative and evaporative ...

Polyethylene (PE) textiles can be engineered through structural optimization for efficient wicking and drying to simultaneously offer radiative and evaporative cooling. The great advantages of smart PE textiles beyond conventional textiles in energy savings, water conservation and low environmental footprint are systematically investigated to drive sustainable energy and environmental ...

Microwave Synthesis Widens Nanoporous Material Applications

1 Microwave synthesis produces nanoporous activated carbon frameworks with SSA ≈3100 m 2 g −1, metal-organic frameworks with SSA ≈4200 m 2 g −1, covalent organic frameworks with SSA ≈2900 m 2 g −1, and metal oxides with relatively small SSA ≈300 m 2 g −1. A full list of available Pore Size Analyzers are listed here.

"Cool shirt!": Nanoporous polyethylene fabric acts as ...

Nanoporous polyethylene fabric acts as reverse greenhouse With the right fabric, your clothes can help beat the heat. Most of us are accustomed to the comfort of an air-conditioned or heated shelter, providing temporary relief from an outdoor climate that's …

"Cool shirt!": Nanoporous polyethylene fabric acts as ...

Such fabric has both high mid-infrared transparency and high visible opacity. It is practical to wear nanoporous polyethylene fabric due to its compelling wearability. Moreover, the nanoporous polyethylene fabric …

Nanoporous Block Copolymer Membranes with Enhanced Solvent ...

UV-mediated cross-linking protocols for the nanoporous membrane were adjusted to maintain the open and isoporous top layer of the stabilized membrane. The swelling capability of the non-cross-linked and cross-linked BCP membranes was investigated in water, water/ethanol mixture (1:1), and pure ethanol using atomic force microscopy (AFM ...

On the use of a novel nanoporous polyethylene (nanoPE ...

The commercially available nanoporous PE film (Celgard ® 2325, Celgard LLC, Charlotte, NC) was chosen to engineer the women's business shirt. In order to demonstrate the optical property of the nanoPE film and the cotton fabric (denoted as CO), the total infrared (IR) transmittance of nanoPE and CO was determined by a Fourier Transform Infrared (FTIR) Spectrometer (Thermo …

Regenerated and rotation-induced cellulose-wrapped ...

Recently, wearable multifunctional fibers have attracted widespread attention due to their applications in wearable smart textiles. However, stable application, large-scale production and more functions are still the greatest challenges for functional fiber devices. In this study, wearable multi-functional c

Radiative human body cooling by nanoporous polyethylene ...

It is shown that nanoporous polyethylene (nanoPE) is transparent to mid-infrared human body radiation but opaque to visible light because of the pore size distribution, and processed the material to develop a textile that promotes effective radiative cooling while still having sufficient air permeability, water-wicking rate, and mechanical strength for wearability.

Polyethylene (PE) Plastic: Properties, Uses & Application

Polyethylene is used in applications ranging for films, tubes, plastic parts, laminates, etc. in several markets (packaging, automotive, electrical, etc.). Polyethylene is made from the polymerization of ethylene (or ethene) monomer. Polyethylene chemical formula is (C 2 H 4) n.

Cool the World with Nanoporous Polyethylene Fabric ...

Such fabric has both high mid-infrared transparency and high visible opacity. It is practical to wear nanoporous polyethylene fabric due to its compelling wearability. Moreover, the nanoporous polyethylene fabric can increase set-point of …

Publications – Cai Research Group

34. K. Zhou, W. Li, BB. Patel, R. Tao, Y. Chang, S. Fan, Y. Diao, L. Cai, "Three-Dimensional Printable Nanoporous Polymer Matrix Composites for Daytime Radiative ...

Keeping cool with nanoporous fabric - C&EN

Cui and coworkers tested the material on a device that simulates how skin radiates heat. Compared with a piece of cotton, the nanoporous polyethylene kept the "skin" 2.7 °C cooler. "That ...

nanoporous polyethylene – Advanced Textiles Source

Tag: nanoporous polyethylene. Archives. 2021. January February March April May June July August September 2020. January February March April May June July ... Stanford scientists develop a fabric that cools. September 9th, 2016.

Outreach - Hsu Group - Duke University

The nanoporous polyethylene textile is really transaprent under the thermal camera. The IR property of nanoporous polyethylene is in striking contrast to traditional cotton fabric. This piece of work, named "The Gladiator", is as avant-garde as it can be. I cannot vouch for its cooling performance, but it's definitely an eye-catcher.

Altmetric – Nanoporous polyethylene microfibres for large ...

Nanoporous polyethylene microfibres for large-scale radiative cooling fabric. Overview of attention for article published in Nature Sustainability, February 2018. Altmetric Badge. About this Attention Score In the top 25% of all research outputs scored by Altmetric.

Engineers create plastic clothing that cools the skin ...

Made from a nanoporous polyethylene, the new clothing enables the body to discharge heat in a pair of ways, making the person feel nearly four degrees Fahrenheit cooler than …

Cool textile: Joule

There are three heat-transfer pathways from the skin to the environment that pass through clothes: radiation, air convection, and evaporation (e.g., with sweating). Among these modes, thermal radiation has been exploited the most in textiles, Radiative human body cooling by nanoporous polyethylene textile.

[PDF] Warming up human body by nanoporous metallized ...

DOI: 10.1038/s41467-017-00614-4 Corpus ID: 205546151. Warming up human body by nanoporous metallized polyethylene textile @article{Cai2017WarmingUH, title={Warming up human body by nanoporous metallized polyethylene textile}, author={Lili Cai and Alex Y. Song and Peilin Wu and Po-Chun Hsu and Yucan Peng and Jun Chen and Chong Liu and P. Catrysse and Yayuan Liu and Ankun …

Nanomaterial Offers First Fabric That Can Keep Us Cool ...

materials nanotechnology nanoporous polyethylene Stanford University batteries wearables textiles nanomaterials The use of nanomaterials in textiles is …

Nanoporous polyethylene microfibres for large-scale ...

Energy-saving innovations, such as fabrics with cooling effects, contribute to sustainability. This study reports the large-scale extrusion of uniform and continuous nanoporous polyethylene ...

Nanoporous fabrics could keep y ou cool

Nanoporous fabrics help cooling via thermal radiation Svetlana V. Boriskina Department of Mechanical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA Email: [email protected] Convection, conduction and thermal radiation all play important role in the personal thermal management.

A Novel Approach to Design Nanoporous Polyethylene ...

Then the nanoporous structure is formed via TIPS in UHMWPE phase in the composite fabric. This newly UHMWPE/polyester composite fabric possesses a unique connective nanoporous structure with the pore sizes distributed from 50 to 100 nm and it also has many disconnected honeycomb pores that are ≈1000 nm in diameter.

Plastic-wrap-inspired fabric could keep us cool in the ...

A GIF of how nanoporous polyethylene reflects visible sunlight, but allows heat to escape. Such material could be used to create clothes that help keep people cool.

"Cool shirt!": Nanoporous polyethylene fabric acts as ...

With the right fabric, your clothes can help beat the heat. Read the whole story

Nanoporous Material Could Make Wearable Tech that Keeps ...

Nanoporous polyethylene, or "nanoPE" for short, is widely used in lithium-ion batteries to separate the positive and negative sides and prevent electrical shorting. The nanosized pores in a piece of polyethylene. Image courtesy of Chemical & Engineering News.

Waste polyethylene terephthalate (PET) materials as ...

In our novel green approach, the waste polyethylene terephthalate (PET) bottle material has effectively been used as the starting precursor instead of terephthalic acid for the synthesis of five terephthalate based nanoporous trivalent metal–organic frameworks (MOFs) namely MIL-47, MIL-53(Cr), MIL-53(Al), MI

Sustainable polyethylene fabrics with engineered moisture ...

The fabrication of polyethylene fabrics is compatible with standard equipment and could be dry-coloured, further reducing water consumption. ... Y. et al. Nanoporous polyethylene …

Nanoporous polyethylene microfibres for large-scale ...

Energy-saving fabrics with a superior cooling effect and satisfactory wearability properties provide a novel way of saving the energy used by indoor cooling systems. Here, we report the large-scale extrusion of uniform and continuous nanoporous polyethylene (nanoPE) microfibres with cotton-like softness for industrial fabric production.

Three‐Dimensional Nanoporous Conducting Polymer Poly(3,4 ...

Herein, three-dimensional (3D) nanoporous poly(3,4-ethylenedioxythiophene) (PEDOT) was electrochemically prepared by using a hard-template method, and Cu nanoparticles (CuNPs) were further loaded into the porous PEDOT nanostructure through electrodeposition. Because the 3D nanoporous PEDOT possesses a large surface area and is highly stable and ...

NanoPE fabrics a, A schematic diagram of the nanoPE fabric ...

The nanoporous polyethylene woven fabric (nanoPE fabric) greatly improves the wearing comfort compared with the nanoPE film, which is attributed to the knitted/woven structure. ...

Nanoporous polyethylene microfibres for large-scale ...

The nanoPE fabric exhibits high mid-infrared transparency, visible opacity and good wearability. b, A photograph of a large woven nanoPE fabric. Scale bar, 0.35 m. c, An enlarged view of the woven nanoPE fabric showing the woven structure. Scale bar, 200 μm. d, A photograph of a knitted nanoPE fabric.