Diisodecyl Adipate CAS 27178-16-1
Chemical Name: Diisodecyl Adipate
Synonyms: Hexanedioic acid, diisodecyl ester; Monoplex DDA; Adipic acid diisodesyl ester; DIDA
CAS No.: 27178-16-1
Molecular Fomula: C26H50O4
Molecular weight: 426.67
Appearance: Colorless viscous liquid
Assay:99%min
Product Overview: Diisodecyl Adipate (CAS 27178-16-1)
Table of Contents
1. Product Specifications & Comparative Analysis
| Parameter | Diisodecyl Adipate (DIDA) | DOP (Standard Plasticizer) | DIDP (Industry Alternative) |
|---|---|---|---|
| CAS Number | 27178-16-1 | 117-81-7 | 26761-40-0 |
| Molecular Formula | C26H50O4 | C24H38O4 | C34H58O4 |
| Density (g/cm³) | 0.90±0.1 | 0.986 | 0.966 |
| Flash Point (°C) | 189.7±18.2 | 207 | 219 |
| Viscosity (mPa·s at 20°C) | 28-32 | 80-84 | 108-112 |
| Primary Applications | High-temperature PVC, automotive interiors | General-purpose plastics | Wire & cable insulation |
2. Key Applications & Functional Advantages
Core Applications:
- Primary plasticizer for PVC requiring low volatility and high-temperature stability
- Critical component in automotive interior components (dashboard panels, door seals)
- Essential additive for wire/cable insulation with extended service life
- Performance enhancer in synthetic leather and waterproof building materials
Technical Advantages:
- Superior resistance to migration compared to traditional phthalates
- Maintains flexibility at temperatures ranging from -59°C to 150°C
- Low water absorption (≤0.05%) ensures dimensional stability
- Compliance with international safety standards for consumer goods
3. Industry-Specific Use Cases
Automotive Manufacturing:
Enables production of heat-resistant interior components that meet OEM specifications for 150°C continuous operation.
Electrical Engineering:
Used in cross-linked polyethylene (XLPE) cables to maintain dielectric properties under sustained thermal stress.
Construction Materials:
Key formulation component in PVC waterproof membranes with 20+ year service warranties.
4. Verified Customer Success Stories
Case Study 1: Global Automotive Supplier
Challenge: Reduce fogging in dashboard components at elevated temperatures
Solution: DIDA-based formulation reduced volatile emissions by 62%
Outcome: Achieved Tier 1 OEM certification for interior air quality standards
Case Study 2: Industrial Cable Manufacturer
Challenge: Prevent plasticizer migration in high-voltage insulation
Solution: Implemented DIDA at 45 PHR concentration
Outcome: Extended cable lifespan by 40% in accelerated aging tests
Case Study 3: Sustainable Packaging Innovator
Challenge: Develop phthalate-free food-grade films
Solution: DIDA/PAL blend system
Outcome: Achieved FDA 21 CFR 175.300 compliance while maintaining processability
5. Technical Consultation & Quotation
For customized formulation support or bulk purchasing:
- Email: info@vivalr.com
- Phone: (86) 15866781826
Provide your technical requirements for:
- Custom concentration optimization
- Regulatory compliance documentation
- Logistics solutions for bulk shipments



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