Tetrakis(hydroxymethyl)phosphonium Chloride Cas 124-64-1

Chemical Name: Tetrakis(hydroxymethyl)phosphonium chloride
Synonyms: Tetramethylolphosphonium chloride; THPC
CAS No.: 124-64-1
Molecular Formula: (CH2OH)4PCl

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Table of Contents

Tetrakis(hydroxymethyl)phosphonium Chloride (THPC) Specifications

Basic Chemical Properties

Parameter Specification
CAS Number 124-64-1
Molecular Formula C4H12ClO4P
Molecular Weight 198.56 g/mol
Appearance Colorless to pale yellow liquid
Solubility Completely water-soluble

Performance Comparison Table

Property THPC Alternative A Alternative B
Flame Retardancy Class A Class B Class C
Thermal Stability 250°C 200°C 180°C
pH Tolerance 3-10 5-8 6-9

Industrial Applications of THPC

Textile Flame Retardancy

THPC serves as core component in permanent flame-retardant treatments for:

  • Military and emergency service uniforms
  • Hospital drapery systems
  • Aircraft cabin textiles

Wood Preservation

Effective anti-fungal agent for:

  • Construction lumber treatment
  • Historical artifact preservation
  • Outdoor furniture protection

THPC Implementation Scenarios

Textile Manufacturing Optimization

Application Process:

  1. Prepare 15-20% THPC aqueous solution
  2. Pad-dry-cure at 160°C for 3 minutes
  3. Neutralize with ammonia solution

Wood Treatment Protocol

Optimal parameters:

  • Concentration: 5-8% w/v
  • Pressure: 12-15 psi
  • Processing Time: 6-8 hours

Verified Client Implementations

Case 1: European Textile Manufacturer

Challenge Solution Outcome
NFPA 701 compliance failure THPC-based treatment system Passed vertical flame test with 5s afterflame

Case 2: North American Wood Processor

Issue Intervention Result
Fungal decay in humid climates THPC pressure treatment 5-year warranty extension on outdoor products

Technical Consultation & Ordering

Why Choose Our THPC?

  • Batch-to-batch consistency (99.8% purity)
  • REACH & TSCA compliant
  • Custom concentration formulations

Contact Our Experts

Email: info@vivalr.com
Tel: (86) 15866781826

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