DMDM Hydantoin: Comprehensive User Guide
Table of Contents
- Basic Information & Technical Specifications
- Detailed Applications & Uses
- Product Usage Scenarios
- Client Success Stories
- Contact for Professional Consultation
Technical Specifications & Comparative Analysis
| Parameter | DMDM Hydantoin | Phenoxyethanol | Parabens |
|---|---|---|---|
| Chemical Name | 1,3-Dimethylol-5,5-dimethylhydantoin | 2-Phenoxyethanol | Alkyl esters of p-hydroxybenzoic acid |
| Effective Concentration | 0.2%-0.6% | 0.5%-1.0% | 0.01%-0.3% |
| pH Range | 3.0-9.5 | 3.0-10.0 | 4.0-8.0 |
| Antimicrobial Spectrum | Broad-spectrum (Gram+/Gram- bacteria, yeast, mold) | Primarily bacterial | Bacterial & fungal |
Functional Applications & Industrial Uses
Core Functions:
- Preservative in personal care formulations
- Microbial contamination prevention
- Product shelf-life extension
Industry Applications:
- Cosmetics: Shampoos (0.3% typical dosage), conditioners, styling gels
- Skincare: Moisturizers (pH 5.5-6.5 compatibility), sunscreens
- Home Care: Liquid detergents, surface disinfectants
Implementation Best Practices
Shampoo Formulation Example:
- Addition Phase: Cool-down phase at <40°C
- Dosage: 0.25%-0.35% by weight
- Compatibility: Stable with SLES, CAPB, and silicones
pH Sensitivity Guidelines:
- Optimal Performance: pH 5.0-7.0 range
- Avoid: Concurrent use with strong oxidizers/reducers
Verified Client Implementations
Case 1: European Cosmetic Manufacturer
- Challenge: Microbial contamination in natural haircare line
- Solution: 0.28% DMDM Hydantoin incorporation
- Result: 18-month shelf life achieved, ISO 29621 compliance
Case 2: Asian Skincare Brand
- Challenge: Preservative efficacy in pH 6.2 emulsion
- Solution: DMDM Hydantoin + 0.1% sodium benzoate synergy
- Result: USP 51/61 standards exceeded, 0 reformulation complaints
Request Technical Documentation
For formulation assistance or technical specifications:
- Email: info@vivalr.com
- Tel: (86) 15866781826
Request:
- Material Safety Data Sheet (MSDS)
- Certificate of Analysis (CoA)
- Compatibility test protocols
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