Bleach Preparer (Dyeing and Finishing Industry)
ひょうはくじゅんびがかり（せんしょくせいりぎょう）
Industry & Occupation
Classification
Summary
A profession that performs preparatory tasks such as chemical blending, pre-treatment, machine operation, and quality inspection in the bleaching process of textile products.
Description
The bleach preparer specializes in preparing the bleaching process to whiten textile products. Specifically, this involves measuring and mixing chemicals according to the type of oxygen-based or chlorine-based bleaching agents, setting the temperature and pressure of bleaching machines and washing machines, pre-treating fibers (washing and degreasing), performing neutralization after bleaching, inspecting whiteness and color differences, and more. Environmental responses such as safety and hygiene management and waste liquid treatment are also important tasks.
Future Outlook
Although the domestic textile industry is in a shrinking trend, the demand for specialized bleach preparation technicians is expected to be maintained to a certain extent due to increasing demand for high-value-added products and environmentally considerate processing.
Personality Traits
Work Style
Career Path
Junior Bleach Preparer → Senior Bleach Preparer → Finisher → Quality Control Staff → Production Manager
Required Skills
Chemical Compounding / Machine Operation (Washing, Dewatering, Drying) / Quality Inspection / Safety and Hygiene Knowledge (Chemical Handling)
Recommended Skills
Basic Knowledge of Fiber Chemistry / Environmental Regulation Knowledge (Waste Liquid Treatment) / Machine Inspection and Maintenance / Problem Identification and Improvement Proposal Skills
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Attention to Detail & Accuracy | Because high accuracy is required for chemical measurement and fiber quality inspection. |
| Physical Stamina & Endurance | Because there is a lot of standing work and handling of heavy containers, requiring physical stamina. |
Aptitudes (Weaknesses Acceptable)
| Item | Description |
|---|---|
| Creativity & Ideation | Because the work is highly proceduralized and creative thinking is not particularly required. |
Related Qualifications
- Dyeing and Finishing Class 1 Skilled Worker
- Dyeing and Finishing Class 2 Skilled Worker
Related Jobs
- Dyer
- Finisher