نتایج جستجو برای: polyvinyl chloride pvc

تعداد نتایج: 94770  

2017
Xiaoyang Shi Qibin Li Tao Wang Klaus S Lackner

This study reports a preparation method of a new moisture swing sorbent for CO2 capture from air. The new sorbent components include ion exchange resin (IER) and polyvinyl chloride (PVC) as a binder. The IER can absorb CO2 when surrounding is dry and release CO2 when surrounding is wet. The manuscript presents the studies of membrane structure, kinetic model of absorption process, performance o...

2005

Tin is a naturally occurring element. It is a silver-white, malleable, and somewhat ductile metal. The earth's crust contains about 2–3 ppm tin, comprising 0.0006% of the earth's crust. Major uses of tin include cans and containers, electrical, construction, and transportation. Industrially important tin compounds can be categorized as inorganic (those without a tin-carbon bond) and organic (th...

2013
Mihaela Dana Tutulea-Anastasiu Deivy Wilson Manel del Valle Cristina Mihaela Schreiner Igor Cretescu

All-solid-state sensors with polyvinyl chloride (PVC)-based membranes using off-the-shelf N-hydroxysuccinimide (NHS) and succinimide (Succ) ionophores were prepared using DOP (dioctyl phthalate) and NPOE (ortho-nitrophenyloctyl ether) as plasticizers. Good responses were obtained when NHS was used. The potentiometric response of the proposed electrode is independent of pH over the range 2-6. Th...

2006
Alok Srivastava Virendra Singh Chetna Dhand Manindar Kaur Tejvir Singh Karin Witte Ulrich W. Scherer

A polyaniline-based conducting composite was prepared by oxidative polymerisation of aniline in a polyvinylchloride (PVC) matrix. The coherent free standing thin films of the composite were prepared by a solution casting method. The polyvinyl chloride-polyaniline composites exposed to 120 MeV ions of silicon with total ion fluence ranging from 10 to 10 ions/cm, were observed to be more sensitiv...

2018
Ryoichi Fujiwara

Vinyl chloride is a manufactured substance that is used to make polyvinyl chloride (PVC) plastic products, such as pipes, wire coatings, packaging materials, and cigarette filters. Because vinyl chloride usually exists in a gaseous state, the most common way of taking vinyl chloride into the human body is inhalation. People whowork at or near a facility thatmanufactures vinyl chloride and PVC p...

Journal: :E-polymers 2023

Abstract Heat stabilizers are crucial additives for enhancing the thermal stability of polyvinyl chloride (PVC) during processing. Among various heat available, organic tin compounds have shown remarkable effectiveness. In this study, we investigated use dimethyltin dineodecanoate (DMTDN), dibutyltin (DBTDN), and dioctyltin (DOTDN) as PVC. These were combined with calcium stearate (CaSt 2 ) zin...

Journal: :Bor dergisi 2021

Zinc borate (ZB) is a flame retardant and smoke supressant compound of boron. It widely used to achieve resistant polymer composites. Polyvinyl chloride (PVC) one the commercially important polymers mostly for cable insulating, pen door, pipes, floorings, toys etc.. On other hand, PVC relases toxic gases during fire as decomposition products. doping thought be solution this problem. However, le...

Journal: :Journal of biomedical materials research. Part B, Applied biomaterials 2011
Justin T Seil Nathan M Rubien Thomas J Webster Keiko M Tarquinio

Patients on mechanical ventilators for extended periods of time are faced with a high probability of developing ventilator associated pneumonia. Although this has been mostly addressed through the re-engineering of endotracheal tubes (ETTs) with antimicrobial materials, such material coatings may easily delaminate during use. However, the potential exists to apply nanotechnology to the ETT to a...

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