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2021-01
Preparation of 3,3'-Dimethyl-9,9'-Bianthracene with 2-Methylanthraquinone In terms of organic synthesis, we have researched and developed a synthetic method of 3,3'-dimethyl-9,9'-bianthracene, which includes the following steps:(1) Add 2-methylanthraquinone, acetic acid, tin granules...
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2120-12
Properties of the Micro / Nano Structure of Boron Nitride Regarding the low-cost and large-scale synthesis methods of a variety of micro-nano-structured boron nitride materials, micro-nanobor nitride materials with different structures and functions have been obtained...
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2320-09
Why use antioxidants in rubber products? The vulcanization of rubber, whether natural or synthetic, requires the use of accelerators, sulfur donors and activators for different reasons: To optimize and control vulcanization, in order to improve the pe...
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1520-09
WHAT DOES MUSK STAND FOR IN THE PERFUME WORLD? It is best to ask perfumers this.“The term 'musk' is an abstraction of complex fragrance impressions of natural musk tinctures that are especially noticeable in the dry-down, when the more volatile parts ...
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1520-09
Natural and Synthetic Musk The word “musk” can be found in almost every perfume description. What do you imagine when you read it? Is it a gentle and soft, almost imperceptible aroma? Or a revolting animal urine smell?Histori...
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1520-09
Perfume ingredient knowledge·Musk Probably one of the best-known ingredients in the perfume world; Musk. An ingredient often used as a base note in a perfume. But where does Musk actually come from?OriginMusk is a strong-smelling secretion that...
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0220-09
Discovery, use and harm of ammonium perchlorate in nature Perchlorates are found in nature in two different ways, either in the solid state (in the absence of water) or dissolved in water.The places with the highest levels of perchlorate are the West Texas and North C...
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0220-09
What is ammonium perchlorate and what is it for? The term perchlorate refers to a group of negatively charged atoms made up of a chlorine atom in the center attached to four oxygen atoms.Perchlorates are odorless and colorless. There are five classes of perch...
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3120-07
Hexagonal boron nitride - a new darling in the KEVIN cosmetics industry The hexagonal boron nitride has a good lubrication. The lamellar crystal structure can improve the texture. As an additive, it is not only soft and smooth, but also has excellent adhesion and concealability, an...
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3120-07
Application of boron nitride in release agent for high temperature mold Boron nitride came out more than 100 years ago. The hexagonal boron nitride with polyhedron as a high temperature lubricant, in short: h-BN, or a-bn, or g-bn (graphite boron nitride). The hexagonal boron nitrid...
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3120-07
Modification method and principle of hexagonal boron nitride thermal conductive particles Hexagonal boron nitride powder surface modification refers to the surface treatment, modification and processing of particles by certain methods. To change the physical and chemical properties of powder surface...
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3120-07
Particle size and application of hexagonal boron nitride in cosmetics Hexagonal Boron Nitride is a kind of white powder with good lubrication, high temperature resistance, corrosion resistance, high thermal conductivity and good insulation. It is often used as raw materials of ul...
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3120-07
Fire-resistant principle of hexagonal boron nitride coating A class of inorganic non-metallic materials with a fire resistance of not less than 1580 ℃. Refractoriness refers to the Celsius temperature at which the cone sample of refractory material can withstand high t...
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3120-07
New applications of graphene drums may be useful as quantum memory Researchers at TU Delft have made small graphene drums that can be used as memory chips in quantum computers. They used photons to "hit" the drum.Light particles have little power, but because graphene has an e...
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3120-07
How to bring efficient graphene transistors closer The scientists at the University of Manchester placed two layers of graphene between layers of boron nitride. Because the graphene layers were completely surrounded by the boron nitride, the research team was a...
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3120-07
Boron nitride coating increases the lifespan of solid-state lithium batteries American scientists have developed a technique to make solid state lithium batteries last longer. The researchers have developed a special nanocoating to prevent the electrolyte from being attacked by the energ...
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3120-07
Two-dimensional amorphous boron nitride for isolating DRAM and NAND interconnection Samsung reports that it has developed two-dimensional amorphous boron nitride with properties that make the material suitable as an insulator for chip interconnects. A layer of the material could well prevent e...
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3020-07
How to choose a binder for different ceramic molding methods Ceramic molding is an essential part of ceramic technology, which can help special ceramics to obtain a uniform and dense ceramic body before sintering. It can be said that the molding process largely determine...
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3020-07
Characteristics and application fields of boron nitride ceramics In nitride ceramics, compared to aluminum nitride and silicon nitride, which has been popular in recent years, boron nitride BN is very low. There are two reasons: one is the high technical threshold, the other...
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2320-07
Electrical Insulation to Drive the Market Growth of Hexagonal boron nitride Hexagonalboron nitride has excellent electrical resistant properties, even at hightemperatures and retains its lubricity. The product has the same type of layerstructure as graphite, and gives a very good lubri...