montan wax
Học thuậtThân thiện
Definition
Noun: A hard, brittle, and lustrous natural wax derived from lignite (brown coal) through solvent extraction. It is characterized by its high melting point and is used in polishes, carbon paper, and electrical insulation.
Usage
"Montan wax" is an uncountable noun used to refer to the specific substance. It is typically used in industrial, manufacturing, or chemical contexts.
Examples
- The high-quality floor polish contains montan wax for added durability and shine.
- Montan wax is a key component in the production of certain types of carbon paper.
- Due to its excellent insulating properties, montan wax is used in some electrical applications.
Advanced Usage
- Technical Specification: In technical data sheets, "montan wax" is often listed with its properties, such as acid value, saponification value, and melting point (typically between 80-90°C).
- Comparative Use: It may be compared to other natural waxes like carnauba or beeswax in formulations for hardness and gloss.
Variants and Related Words
- Lignite wax: A synonym for montan wax, directly referencing its source material.
- Bituminous wax: A less common term, also referring to waxes extracted from coal or peat.
Synonyms
- Lignite wax
Notes
Montan wax is not typically used in idioms or phrasal verbs due to its specific technical nature as a material name.
Noun
- a hard wax obtained from lignite