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colorless and transparent high temperature

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colorless and transparent high temperature

2020-10-26 · Colorless and transparent semi-alicyclic polyimide films with intrinsic flame retardancy based on alicyclic dianhydrides and aromatic phosphorous-containing diamine: Preparation and properties ... (HBPDA), respectively, via a one-step high-temperature polycondensation procedure to afford two PIs, PI-a (HPMDA-BADPO), and PI-b (HBPDA-BADPO).


2015-10-7 · Recent research and development of colorless and transparent high-temperature-resistant polymer optical films (CHTPFs) have been reviewed. CHTPF films possess the merits of both common polymer optical film and aromatic high-temperature-resistant …


2007-11-8 · By choosing appropriate monomers, we were able to synthesize a high temperature and colorless polyimide film. The ITO films were deposited on the polyimide film by the magnetron-sputtering process to form flexible ITO coated plastic substrates. Due to the high glass transition temperature (Tg) of the polyimide, the ITO film can be annealed at a temperature up to 250degC to improve its electro ...


Recent research and development of colorless and transparent high-temperatureresistant polymer optical films (CHTPFs) have been reviewed. CHTPF films possess the merits of both common polymer optical film and aromatic high-temperatureresistant polymer films and thus have been widely investigated as components for microelectronic and optoelectronic fabrications.


2016-8-29 · takes place at a high temperature. In the case of our colorless formulations, 360 °C for 20 min is suitable to imidize the pre-cursor solution into cPI. This high temperature imidization is a challenge when trying to embed AgNWs within the sub-strate prior to imidization to ensure a …


2021-4-27 · gh temperature borosilicate glass belong to flaot series. Product description: Borosilicate glass is one of transparent colorless glasses, the wavelength is between 350nm to 2500nm, and the transimitance is more than 90%. Its alkalifast, and the high temperature is up to 400°C,If course handling, the high temperature resiatant can reach 550°C. 1.


2020-7-3 · All about transparent, colorless polyimide film. Polyimide film is an electrical insulating material with very special properties and can therefore be used in a variety of ways. Polyimide (short: PI) is a thermoplastic synthetic substance for high-temperature applications. Polyimide foil is dimensionally stable, has a very high dielectric ...


2021-4-15 · To remove such a brown color, a colorless and transparent PI (CPI) can be formed by introducing a monomer with a curved structure into the main chain, or by using a fluorine- (-F, -CF 3) or sulfone-substituted (-SO 2-) monomer with high electronegativity. CPI has superior thermal stability, solubility, and optical transparency compared to ...


引用本文: . doi: 10.1007/s10118-021-2514-2 Citation: Hong-Tao Zuo, Feng Gan, Jie Dong, Peng Zhang, Xin Zhao and Qing-Hua Zhang. Highly Transparent and Colorless Polyimide Film with Low Dielectric Constant by Introducing Meta-substituted Structure and Trifluoromethyl Groups[J].


2021-3-4 · Transparent, High Glass-Transition Temperature, ... A favorable strategy for achieving colorless and transparent PI is to use weak electron-donating diamines or weak electron-accepting dianhydrides to suppress charge transfer (CT) interactions [19–21]. ... high temperature …


2018-7-3 · We developed a transparent and flexible, capacitive fingerprint sensor array with multiplexed, simultaneous detection of tactile pressure and finger skin temperature for mobile smart devices. In ...


High-temperature, thin, flexible and transparent Ni-based heaters patterned by laser-induced reductive sintering on colorless polyimide V. B. Nam, J. Shin, A. Choi, H. Choi, S. H. Ko and D. Lee, J. Mater. Chem. C, 2021, 9, 5652 DOI: 10.1039/D1TC00435B


Transparent glaze is a thin layer on a painting which modifies the appearance of the underlying layer. Glazes can change the chroma, value, hue, and texture of a surface. The transparent, clear glazes are based on frit without any lead content. They show high chemical resistance, are food safe and are suitable for glazing of food containers and ...


2020-1-1 · Liu, J.-g., Ni, H.-j., Wang, Z.-h., Yang, S.-y., Zhou, W.-f., 2015a. Colorless and transparent high-temperature-resistant polymer optical films–current status and potential applications in optoelectronic fabrications. Optoelectronics—Materials and Devices, 57–81.


2017-8-1 · The operating temperature of vacuum thermal cycling ranged from +170 °C to −170 °C with a temperature gradient of 3 °C min −1 at heating/cooling. The vacuum experimental pressure was kept at 5.4 × 10 −4 Pa ~ 6 × 10 −6 Pa. Each cycle cost 12 h, including 6 h at constant +170 °C and 2 h at constant −170 °C.


Shape memory polymers with high glass transition temperature (HSMPs) and HSMP-based deployable structures and devices, which can bear harsh operation conditions for durable applications, have attracted more and more interest in recent years. In this article, colorless and transparent shape memory polyimide (SMCTPI) films were subjected to simulated vacuum thermal cycling, atomic oxygen (AO ...


2019-1-11 · Recently, colorless and transparent plastic substrates with high glass transition temperature and suitable thermo-mechanical properties are in high demand in optoelectronic device industries, due to their various optical applications.


2015-8-25 · Most of the common polymer optical films, such as polyethylene terephthalate (PET) or polyethylene naphthalate (PEN) will lose their optical and mechanical properties at such a high processing temperature. Thus, colorless and optically transparent high-temperature-resistant polymer optical films have attracted a great deal of attentions from both of the academic and engineering …


2015-10-27 · Because the full imidization temperature for PAA is usually higher than 350°C, the manufac‐ turing procedure mentioned above might be difficult for colorless PI film production, whose color and transparency is highly sensitive to high temperatures. Thus, a new manufacturing technique has been developed in recent years.


Colorless and transparent, it will not affect the appearance of the product; Efficient & broad-spectrum antibacterial effect, can kill more than 650 kinds of bacteria; High temperature resistance, yellowing resistance, promoting wound healing; Good stability, it will not precipitate after long-term storage;


2020-2-10 · Moreover, colorless polyimide (cPI) with high transparency and high glass transition temperature (Tg) was used instead of PET and improved the thermostability of TFHs [ 20 ]. Ga-doped zinc oxide (GZO) was a promising alternative to ITO, because of its good optoelectronic performance, low effective cost, and non-toxicity [ 21 ].


Transparent, essentially colorless and non-diffusing β-quartz glass-ceramics and glass compositions for forming the same have a composition, free of arsenic oxide, antimony oxide and rare earth oxides except for inevitable trace amounts, which contains, expressed as percentages by weight of oxides 62-72% of SiO 2, 20-23% of Al 2 O 3, 2.8-5% of Li 2 O, 0.1-0.6% of SnO 2, 1.9-4% of TiO 2, 1.6-3 ...


2 天前 · Preparation and properties of a high temperature, flexible and colorless ITO coated polyimide substrate PREPARATION AND CHARACTERIZATION OF ITO-COATED COLORLESS POLYIMIDE SUBSTRATES New photosensitive colorless polyimide-silica hybrid optical materials: Synthesis, properties and patterning


2020-6-29 · As a well-known high-performance material, the silicone elastomer exhibits excellent overall performances, such as high- and low-temperature resistance, adjustable mechanical strength, biocompatibility, and electrical insulation, due to its unique inorganic polymer backbone and readily adjusted substitutions on the side chain [1,2,3].The silicone elastomer has been extensively used in …


Borosilicate glass is one of transparent colorless glasses, the wavelength is between 350nm to 2500nm, and the transimitance is more than 90%, the high temperature is up to 400°C,If course handling, the high temperature resiatant can reach 550°C. 1. Raw material: Borosilicate glass, Pyrex, Optical glass. 2.


As a very successful colorless aromatic PI, 6FDA/TFMB PI exhibits high transparency in the visible region, whereas the thermal properties are not good enough (T g ~ 300 °C and CTE ~ 150 ppm/°C) to resist the high processing temperature during the fabrication of flexible display . Based on this case, octafunctional POSS was combined with 6FDA/TFMB to obtain hybrid PI to improve the thermal …


2020-12-30 · Synthesis and Properties of Colorless Transparent Polyimides with Low CTE and High Tensile Polymer Science, Series B ( IF 1.049) Pub Date : 2020-12-30, DOI: 10.1134/s1560090420330076 Zheng Zhu, Yong Xu, Zhifeng Ye, Le Yan, Yixuan Tao, Wenxiu Ma, Jinghan Liu, Jian Chen


Transparent Clear Glaze for temperature range 800-900°C Degussa. The transparent, clear glazes are based on frit without any lead content. They show high chemical resistance, are food s.. 0.90€. Add to Cart.


2019-6-18 · High temperature-resistant transparent PIs with shape memory effect, which involve conversion into a temporary shape and restoration to the original shape under external stimuli, have potential in advanced adaptive optoelectronic and deployable aerospace structural applications [2,5,6,7,8,9,10,11,12,13,14,15,16,17,18].


Recent research and development of colorless and transparent high-temperatureresistant polymer optical films (CHTPFs) have been reviewed. CHTPF films possess the merits of both common polymer optical film and aromatic high-temperatureresistant polymer …


2020-10-26 · Colorless and transparent semi‐alicyclic polyimide films with intrinsic flame retardancy based on alicyclic dianhydrides and aromatic phosphorous‐containing diamine: Preparation and properties Polymers for Advanced Technologies ( IF 3.665) Pub Date : 2020-10-26, DOI: 10.1002/pat.5153


ENEHYDE ® (Monomer for Colorless Transparent High–temperature-resistant Polyimide): Alicyclic Dianhydride All of the ENEHYDE ® series can be used as raw materials for colorless polyimide. Features of ENEHYDE ® -based polyimide


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