Results 21 to 30 of about 2,517 (220)

Síntese do pigmento cerâmico verde vitória (Ca3Cr2Si3O12) a partir de CaCO3, Cr2O3 e SiO2 Synthesis of the Ceramic Pigment Victoria Green (Ca3Cr2Si3O12) from CaCO3, Cr2O3 and SiO2

Química Nova, 2008
The synthesis of the ceramic pigment Victoria Green (Ca3Cr2Si3O12 ) is described. As raw materials CaCO3, Cr2O3, and SiO2 obtained from rice husk were used. Borax was used as mineralizer. Raw materials were formulated stoichiometrically and calcined from
Viviana Possamai Della, Janaina Accordi Junkes, Carlos Renato Rambo, Dachamir Hotza   +3 more
doaj   +1 more source

Preparation of Spinel-Type Black Pigments Using Microwave-Assisted Calcination of Stainless Steel Dust: The Effect of Manganese Molar Content

Metals, 2023
Stainless steel dust is rich in valuable metal elements including Fe, Cr, Ni and Mn, which can be utilized to prepare Fe–Cr–Ni–Mn series black pigments.
Xiang Zhang, Yanghui Xu, Zhiqiao Li, Mengke Liu, Tianyu Du, Ruixiang He, Guojun Ma   +6 more
doaj   +1 more source

Structure and properties of ceramic brick colored by manganese-containing wastes

MATEC Web of Conferences, 2018
The given paper investigates the influence of manganese-containing wastes on bulk coloring and physical and mechanical properties of wall ceramic materials with matrix structure.
Stolboushkin Andrey, Akst Danil, Fomina Oksana, Ivanov Aleksandr   +3 more
doaj   +2 more sources

Energy Efficiency in the Microwave-Assisted Solid-State Synthesis of Cobalt Aluminate Pigment

Technologies, 2017
: Due to their rapid, selective, and volumetric heating, microwaves have been widely used in the past to enhance solid-state reactions as well as the synthesis of ceramic pigments. The aim of this work is to present a case study involving the preparation
Paolo Veronesi, Cristina Leonelli, Federica Bondioli   +2 more
doaj   +1 more source

Investigation of the Usage Properties of Steel Slag as Pigment in Low-Temperature Glaze

Sakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2023
The evaluation of industrial wastes in the ceramics industry has been the subject of research studies in recent years. This study investigated the use of steel slag as a colouring pigment in ceramic glazes.
Muhterem Koç, Eda Taşçı
doaj   +1 more source

The rheological performance of aqueous ceramic ink described based on the modified Windhab model

Materials Research Express, 2020
The good stability is the pre-requirement for ceramic ink in ink-jetted printing technology. The aqueous ceramic ink owning a significant shear-thinning effect is proposed using guar gum as additive agent.
Yongqing Wang, Wenjing Yang, Qikun Wang, Kun Liu, Chao Wang, Qibing Chang   +5 more
doaj   +1 more source

Crystallographic phase stability of nanocrystalline polymorphs TiO2 by tailoring hydrolysis pH

South African Journal of Chemical Engineering
Nanocrystal TiO2 of high crystallinity (88.72 %) polymorphs have been synthesized by a unique simple route. At a low temperature under a measurable condition with differentiated hydrolysis pH of the reaction.
Md. Ashraful Alam, Raton Kumar Bishwas, Sabrina Mostofa, Shirin Akter Jahan   +3 more
doaj   +1 more source

Preparation of Cobalt Blue Ceramic Glaze Ink Based on Sol- Gel Method

Chemical Engineering Transactions, 2018
Cobalt blue pigment precursor xerogel was prepared by sol-gel method and then calcined to obtain cobalt blue pigment by self-propagating combustion. The effect of process parameters such as pH value, metal ion concentration, dispersant, sol reaction ...
Bin Song
doaj   +1 more source

Preparation of Environmentally Friendly BiVO₄@SiO₂ Encapsulated Yellow Pigment with Remarkable Thermal and Chemical Stability

Inorganics, 2023
The preparation of environmentally friendly inorganic encapsulated pigments with a bright color and sufficient stability provides an effective strategy for expanding their applications in plastic, paint, glass, and ceramic decoration.
Renhua Chen, Xiaozhen Zhang, Rui Tao, Yuhua Jiang, Huafeng Liu, Lanlan Cheng   +5 more
doaj   +1 more source

Ecopigmentos cerámicos verdes y amarillos de Pr₂Mo₂O₉ dopados con calcio obtenidos en presencia de mineralizadores y por coprecipitación química

Boletín de la Sociedad Española de Cerámica y Vidrio, 2011
In this paper the synthesis of Pr2-xCax)Mo2O9 solid solutions by ceramic route is presented. Crystallography and colour evolution from green to yellow described on literature have been checked.
Monrós, G., Badenes, J., García, A., Llusar, M., Gargori, C., Galindo, R.   +5 more
doaj   +1 more source