shellac varnish
Noun: A type of clear or colored protective coating. It is a thin, hard varnish created by dissolving a natural resin called lac in ethyl alcohol (ethanol). This solution is primarily applied to wooden surfaces to provide a glossy, durable finish that enhances and protects the wood.
"Shellac varnish" is used as a countable or uncountable noun. It refers specifically to the prepared liquid solution or the resulting dried film. - It is commonly used in woodworking, furniture making, and antique restoration. - The term specifies the material itself, not the action of applying it (which is "to shellac").
- The antique desk was restored with a coat of shellac varnish to match its original finish.
- For a traditional look, many luthiers prefer shellac varnish on guitar bodies.
- You can tint shellac varnish with pigments to create colored finishes.
- Applying shellac varnish requires a quick technique because it dries very fast.
- French polishing: This is a specialized furniture finishing technique that involves applying many thin layers of shellac varnish with a pad to achieve an exceptionally deep, high-gloss finish.
- As a sealer: Shellac varnish is an effective sanding sealer because it prevents the raising of wood grain and creates a uniform surface for subsequent topcoats.
- Shellac (noun/verb): Often used interchangeably with "shellac varnish" to refer to the product. As a verb, it means to apply this varnish (e.g., "He will shellac the table").
- Lac (noun): The raw resinous secretion from the lac insect, which is the primary ingredient.
- Button lac, Garnet lac, Dewaxed shellac: Specific grades or processed forms of the raw material used to make shellac varnish, differing in color and purity.
- Spirit varnish: A general term for varnishes that use alcohol as a solvent, including shellac.
- French polish: Specifically refers to the finish achieved using the shellac varnish technique, not the material in the can.
The term "shellac varnish" is specific and technical. It does not have widely different meanings. Its core meaning is always tied to the specific product derived from lac resin. Do not confuse it with modern synthetic varnishes like polyurethane or lacquer (nitrocellulose-based), which are chemically different products.
There are no common idioms or phrasal verbs using "shellac varnish." The simpler term "shellac" is used idiomatically in informal contexts. - To shellac someone (slang): To defeat an opponent decisively. (This is a metaphorical extension from the idea of coating something completely). - The home team shellacked their rivals with a score of 10-0.
-
a thin varnish made by dissolving lac in ethanol; used to finish wood
Khám phá thêm
Các từ liên quan
Từ đồng nghĩa
