نتایج جستجو برای: Fluorinated POSS

تعداد نتایج: 5250  

2016
K. Prochaska

In recent years fluorinated polyhedral oligomeric silsesquioxanes (POSS) have been established as useful for the fabrication of superhydrophobic surfaces, however little attention has been paid to their use for making ultrathin coatings by the Langmuir–Blodgett method. On the other hand, recently POSS compounds have been recognized as a new group of film-forming materials. In this study the int...

Journal: :Chemical communications 2007
Scott T Iacono Ashwani Vij Wade Grabow Dennis W Smith Joseph M Mabry

New fluorinated polyhedral oligomeric silsesquioxane (F-POSS) structures possessing a high degree of hydrophobicity have been prepared via a facile corner-capping methodology.

One of the decisive factors in obtaining the desired properties in coatings is their complete curing, which necessitates the study of kinetics of curing. In recent years, many studies have been conducted on the use of polyhedral oligomeric silsesquioxane (POSS) in coatings. Creating functional groups on POSS and using it in formulation can create new or improve the properties of coatings. I...

Journal: :Angewandte Chemie 2008
Joseph M Mabry Ashwani Vij Scott T Iacono Brent D Viers

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2005
Hiraku Ishikawa Toshihisa Nozawa Takaaki Matsuoka M Vasilopoulou S Tsevas A M Douvas P Argitis D Davazoglou

This study aims at the testing of various low-k insulators deposited at temperatures below approximately 160 C for possible application in temperature-limited copper interconnects (e.g., in plastic electronics). Various polymers were tested such as the well-known poly(methyl methacrylate) (PMMA), a Polyhedral Oligomeric Silsesquioxane (POSS) based copolymer partially fluorinated (POSS-F) and th...

2010
Joseph M. Mabry

The wetting of surfaces by water often leads to corrosion and degradation. Data provided by the military services indicate that corrosion is the number one cost driver in lifecycle costs. The total cost incurred by the DoD for corrosion related issues has been estimated to be as high as $20 billion per year. The wetting of materials by hydrocarbons in automotive and aerospace applications often...

Journal: :ACS nano 2015
Shanshan Chen Xiang Li Yang Li Junqi Sun

Flame-retardant and self-healing superhydrophobic coatings are fabricated on cotton fabric by a convenient solution-dipping method, which involves the sequential deposition of a trilayer of branched poly(ethylenimine) (bPEI), ammonium polyphosphate (APP), and fluorinated-decyl polyhedral oligomeric silsesquioxane (F-POSS). When directly exposed to flame, such a trilayer coating generates a poro...

Journal: :E-polymers 2021

Abstract In this work, octamercapto polyhedral oligomeric silsesquioxane (POSS-8SH) and octaphenol (POSS-8Phenol) were successfully synthetized. POSS-8Phenol was added into the synthesis process of liquid thermoset phenolic resin (PR) to obtain POSS-modified (POSS-PR). Chemical structures POSS-8SH, POSS-8Phenol, POSS-PR confirmed by FTIR 1 H-NMR. TG DTG analysis under different atmosphere showe...

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