Potassium borate CAS 1332-77-0

Chemical Name: Potassium borate
CAS No.: 1332-77-0
Molecular Formula: BK3O3
Molecular Weight: 176.1
Appearance: White Cystal

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Potassium Borate CAS 1332-77-0: Comprehensive User Guide

Table of Contents

1. Product Specifications & Comparative Analysis

Parameter Potassium Borate Sodium Borate
CAS Number 1332-77-0 1303-96-4
Molecular Formula K₂B₄O₇·4H₂O Na₂B₄O₇·10H₂O
Solubility (Water) 22 g/100ml @20°C 5.8 g/100ml @20°C
Thermal Stability Stable up to 400°C Decomposes @320°C

2. Key Applications & Industrial Uses

Core Applications:

  • Flame Retardants: Acts as char-forming catalyst in polymers
  • Ceramic Glazes: Lowers melting point in kiln firing (1250-1350°C range)
  • Metalworking Fluids: Provides pH buffering (8.5-9.2 optimal range)

3. Operational Guidelines & Best Practices

Storage Requirements:

  • Maintain RH < 60% at 15-25°C storage temperature
  • Maximum stacking height: 2.5 meters

4. Case Studies & Implementation Examples

Case 1: Flame Retardant Optimization

  • Client: European Cable Manufacturer
  • Challenge: Achieve UL94 V-0 rating in PE compounds
  • Solution: 15% potassium borate + ATH synergy
  • Result: 35% faster extrusion rates with LOI 32

5. Client Success Stories

Client: CeramicPro China

Parameter Before After
Glaze Defects 12.7% 3.2%
Energy Consumption 1.25 kWh/kg 0.89 kWh/kg

6. Request Customized Solutions

Contact our technical team for formulation assistance:

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