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Deposition silane

In the case of H-ZSM-S, as shown in Table 3, a nearly total inhibition is observed with a treated catalyst corresponding to a large amount of deposited silanating agent. [Pg.577]

Plasma surface cleaning (Ar-02) of the metal substrate is critical for good interfacial bonding with the subsequent coating. XPS and IR analyses show that the plasma-deposited silane polymers are essentially polyorganosiloxane in nature. [Pg.470]

The bonding environments surroundir alkyl. Si—CH3, Si—CH2, Si—H, and Si ing is believed to be a typical oxane I sitions of deposited silane plasma pob C/Si and O/ Si atomic ratios increas Organofunctional silane polymer coati silane polymers. Corrosion performar to be excellent. The results were partic silane polymer and organofunctiona phosphated steel substrates. [Pg.471]

Some of the earliest approaches to interfacial modification for organic semiconductors included results from the Penn State group involving vapor-deposited silanes [32], a material of choice in traditional semiconductor processing, because of ease of deposition. [Pg.45]

Some improvement was observed with pentacene deposited on top of silane layers, but it was also observed that the silane deposition is not easy to control, and side-reactions often result in rough layers with considerable unreacted content remaining. An alternative approach relies on application of self-assembled monolayers which mimic vapor-deposited silanes [32, 33] on the dielectric interface of the organic devices. Figure 2.6 shows an overview of the different surface-treatment application methods discussed in this section. [Pg.45]

Silanization is a widely used approach for activation of inorganic surfaces as glass and metals including gold electrodes of the PZ resonators. The deposited silane layer serves for further covalent attachment of biomolecules ... [Pg.42]

Silanes are often used to modify metal oxide surfaces, especially those rich in hydroxyl groups, to enable a broad range of functionalities such as hydrophilicity, immobilization of therapeutic agents, polymers, and cells, and the creation of model surfaces [67-72]. The easiest methods of deposition of silane compounds involve dipping or solution casting techniques. Other methods for depositing silanes include microwave and vapor deposition techniques [70, 71, 73]. [Pg.133]

It should be noted that the 0.2 wt% Y-MPS point does not fit the trend of the rest of the data.. We are confident that this is a real phenomenon. It is quite possible that for a low concentration of the silane (which produces low molecular weight deposit), silane-epoxy interdiffusion increases the W (resin)/W (water) ratio. Apparently, in... [Pg.158]

When the integral blending method was used to treat a filler surface and the amount of added solution was varied to change the amount of the silane coverage, peculiar results were observed. As the amount of the added solution was increased, die quantity of the deposited silane monotonously increased as expected. However, this... [Pg.193]

The most common sol—gel system that has been electrochemically deposited is based on silane, although electrochemical deposition of non-silicon sol-gel films from metal alkoxides has also been reported [3-6]. Early studies mainly dealt with the electrochemical deposition behavior of different silanes and their mixtures. The silanes include tetramethoxysilane (TMOS), tetraethoxysilane (TEOS), and organofunctional silanes such as 3-aminopropyltriethoxysilane (APTES) and 3-mercaptopropyltrimethoxysilane (MPTMS). The electrochemically deposited silane films find applications in electroanalysis, corrosion... [Pg.373]


See other pages where Deposition silane is mentioned: [Pg.348]    [Pg.181]    [Pg.264]    [Pg.468]    [Pg.469]    [Pg.473]    [Pg.481]    [Pg.481]    [Pg.348]    [Pg.71]    [Pg.379]    [Pg.143]    [Pg.145]    [Pg.422]    [Pg.194]    [Pg.24]    [Pg.216]    [Pg.461]    [Pg.375]    [Pg.397]    [Pg.129]   
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