Facile preparation of stable palygorskite/cationic red X-GRL@SiO2 "Maya Red" pigments | |
Fan L(范玲)1,2![]() ![]() ![]() ![]() | |
刊名 | RSC Advances
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2014 | |
卷号 | 4期号:108页码:63485-63493 |
ISSN号 | 2046-2069 |
通讯作者 | 张俊平 |
英文摘要 | Inspired by Maya Blue, we report the fabrication of stable “Maya Red” pigments with a purple-red hue by adsorption of cationic red X-GRL (CR-X-GRL) onto palygorskite (PAL), which is followed by hydrolysis and polycondensation of tetraethoxysilane (TEOS) via a modified St¨ober method to form a layer of SiO2. The parameters influencing the adsorption of CR-X-GRL onto PAL (e.g., mCR-X-GRL/mPAL and the ball milling time) and polycondensation of TEOS (e.g., concentrations of TEOS and ammonia, and volume ratio of ethanol to water) were investigated by using stability of the pigment as the probe. The CR-X-GRL content in the PAL/CR-X-GRL pigments can be as high as 12%, which is higher than all the state-of-theart Maya Blue-like pigments. Since the stability of the PAL/CR-X-GRL pigments is not very high, a layer of SiO2 was introduced to further improve the stability. The SEM, TEM, FTIR and BET data prove the presence of silica on the surface of the PAL/CR-X-GRL pigment. The PAL/CR-X-GRL@SiO2 “Maya Red” pigments show excellent chemical (1 M HCl, 1 M NaOH and ethanol), thermal and UV stability. |
学科主题 | 环境材料与生态化学 |
收录类别 | SCI |
资助信息 | the “Hundred Talents Program” of the Chinese Academy of Sciences;the open funding (CASXY2013-02) the Xuyi Center of Attapulgite Applied Technology Research Development & Industrialization of the Chinese Academy of Sciences;the Key Technology R&D Program of Jiangsu (BE2014102) |
语种 | 英语 |
WOS记录号 | WOS:000345701500085 |
公开日期 | 2014-12-08 |
内容类型 | 期刊论文 |
源URL | [http://210.77.64.217/handle/362003/6869] ![]() |
专题 | 兰州化学物理研究所_环境材料与生态化学研究发展中心 |
通讯作者 | Zhang JP(张俊平) |
作者单位 | 1.Chinese Acad Sci, Lanzhou Inst Chem Phys, Ctr Ecomat & Green Chem, Lanzhou 730000, Peoples R China 2.Chinese Acad Sci, Lanzhou Inst Chem Phys, R&D Ctr Xuyi Palygorskite Appl Technol, Lanzhou 730000, Peoples R China 3.Chinese Acad Sci, Grad Univ, Beijing 100049, Peoples R China |
推荐引用方式 GB/T 7714 | Fan L,Zhang YJ,Zhang JP,et al. Facile preparation of stable palygorskite/cationic red X-GRL@SiO2 "Maya Red" pigments[J]. RSC Advances,2014,4(108):63485-63493. |
APA | Fan L,Zhang YJ,Zhang JP,Wang AQ,&张俊平.(2014).Facile preparation of stable palygorskite/cationic red X-GRL@SiO2 "Maya Red" pigments.RSC Advances,4(108),63485-63493. |
MLA | Fan L,et al."Facile preparation of stable palygorskite/cationic red X-GRL@SiO2 "Maya Red" pigments".RSC Advances 4.108(2014):63485-63493. |
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