cadmium yellow
Học thuậtThân thiện
Definition
Noun: 1. A pigment: A bright, opaque yellow pigment composed primarily of cadmium sulfide, often mixed with barium sulfate. Its hue can range from a light, greenish lemon yellow to a deep orange-yellow.
Examples of Usage
- The artist used cadmium yellow to create the vibrant sunflowers in the painting.
- For safety, many artists' paints now use "cadmium yellow hue," which mimics the color without using the toxic cadmium yellow pigment.
- The chemical stability of cadmium yellow makes it popular for industrial plastics and ceramics.
Advanced Usage
- As a color descriptor: The term is often used to describe a specific, intense shade of yellow, even in non-artistic contexts.
- The new sports car was painted a striking cadmium yellow.
Variants and Related Words
- Cadmium Yellow Pale / Light: Refers to the greener, lemon-yellow hue of the pigment.
- Cadmium Yellow Deep / Dark / Orange: Refers to the redder, orange-yellow hue of the pigment.
- Cadmium Yellow Hue: A modern paint formulation that replicates the color of cadmium yellow using safer, alternative pigments.
Synonyms
- Azo Yellow (PY 151, PY 154, etc.): A common modern, non-toxic synthetic organic pigment used as a substitute. (Note: This is a functional synonym in art supply stores, not a chemical synonym.)
- Arylamide Yellow: Another category of synthetic organic yellows.
Important Notes
- Toxicity: Traditional cadmium yellow pigment is toxic if inhaled or ingested. Proper safety precautions are essential when handling it in powder form.
- Pigment Index: In professional art materials, it is identified by the code PY 35 (Pigment Yellow 35).
Noun
- pigment of cadmium sulfide and barium sulfate varying in hue from lemon yellow to orange