phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide cas 162881-26-7
Assay: 99% min
Appearance: Pale yellow powder
Capacity: 1000MT per year
Packaging: 20kg/Carton
Sample: available
related documents:
COA of irgacure 819 CAS 162881-26-7
TDS of irgacure 819 CAS 162881-26-7
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Table of Contents
- Product Overview
- Specification Comparison
- Key Applications
- Usage Guidelines
- Industry Case Studies
- Contact for Technical Consultation
Phenylbis(2,4,6-trimethylbenzoyl)phosphine Oxide (CAS 162881-26-7)
Basic Specifications
| Parameter | Value |
|---|---|
| CAS Number | 162881-26-7 |
| Molecular Formula | C26H27O3P |
| Molecular Weight | 418.46 g/mol |
| Appearance | Off-white crystalline powder |
| Melting Point | 88-92°C |
| Storage Conditions | 2-8°C in amber glass containers |
Performance Comparison Table
| Feature | TPO | Our Product |
|---|---|---|
| Absorption Range | 300-380nm | 320-420nm |
| Curing Speed | 0.8m/min | 1.2m/min |
| Thermal Stability | ≤70°C | ≤95°C |
| Oxygen Inhibition | Moderate | Low |
Industrial Applications
Primary Usage Scenarios
- UV-Curable Coatings: Enables 50% faster curing than conventional photoinitiators
- 3D Printing Resins: Reduces layer curing time to 2-3 seconds at 405nm wavelength
- Electronic Encapsulants: Maintains >90% efficiency after 1000hrs @85°C/85%RH
- Dental Materials: Passes ISO 10993-1 biocompatibility requirements
Technical Implementation Guide
Recommended Formulation Parameters
| Application | Loading % | Curing Energy |
|---|---|---|
| Wood Coatings | 1.5-2% | 300-500mJ/cm² |
| Flexible Inks | 0.8-1.2% | 150-250mJ/cm² |
| Optical Adhesives | 1.8-2.5% | 600-800mJ/cm² |
Documented Success Cases
Automotive OEM Coating Solution
Client: European automotive supplier
Challenge: Reduce curing time for interior trim coatings without yellowing
Solution: 1.8% loading in dual-cure system
Result: 40% faster production speed with ΔE<0.5 after 1000hrs Xenon testing
Medical Device Manufacturing
Client: US catheter producer
Requirement: FDA-compliant UV adhesive for balloon bonding
Implementation: 2.2% in medical-grade acrylate matrix
Validation: Passed USP Class VI testing with 98% bond strength retention
Technical Support & Ordering
Get Customized Solutions
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- Material Safety Data Sheet (MSDS)
- Sample Technical Specifications
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