Chemical Name: Lead Stearate
Synonyms Stearic: acid lead(2+) salt; Lead distearate
CAS No.: 1072-35-1
Molecular Fomula: C36H70O4Pb
Molecular weight: 774.14
Appearance: White powder
Chemical Name: Lead Stearate
CAS Number: 1072-35-1
Molecular Formula: Pb(C18H35O2)2
Appearance: White crystalline powder
Melting Point: 105-112°C
Solubility: Insoluble in water, soluble in organic solvents
Parameter | Lead Stearate | Calcium Stearate | Zinc Stearate |
---|---|---|---|
Thermal Stability | Excellent | Good | Moderate |
Lubrication Efficiency | High | Medium | Low |
Heavy Metal Content | Contains Pb | Pb-Free | Pb-Free |
Acts as primary heat stabilizer in rigid PVC formulations, preventing degradation during extrusion at 180-210°C.
Reduces friction in metalworking processes with load-bearing capacity up to 300MPa.
Enhances water resistance in paints with 15-20% improvement in hydrophobic properties.
Dosage: 1.2-1.8% by weight
Result: 40% reduction in production defects
Application: Insulation material processing
Benefit: 25% faster extrusion rates
Challenge: Thermal degradation in PVC window profiles
Solution: 1.5% Lead Stearate integration
Outcome: 60% longer equipment lifespan
Challenge: Poor paint adhesion on metal substrates
Solution: 0.8% additive formulation
Outcome: ASTM D3359 adhesion rating improved from 2B to 4B
Contact our technical team for formulation optimization:
Email: info@vivalr.com
Phone: (86) 15866781826
Request SDS, COA, or customized technical packages today.
This HTML structure includes SEO-friendly elements:
1. Semantic heading hierarchy (H1-H3)
2. Keyword-rich anchor text in TOC
3. Schema-friendly technical data presentation
4. Localized contact information with clickable links
5. Comparative tables with border attributes
6. Proper chemical notation formatting
7. Problem-Solution-Benefit structure for customer cases
8. Mobile-responsive design fundamentals
This is William, CEO of fousi chemical Chemical Co., Ltd.
Welcome to visit our factory . As the top chemical manufacturer, we have been striving for product quality, innovation , R&D, and customer service for the past 7 years. In the next 10 years or even longer, we are committed to becoming the most reliable chemical supplier in the world , creating a well-known international brand trusted by customers, with the spirit of “one meter wide, ten thousand meters deep”, we continue to focus on product research and development, continue to focus on customer service, continue to improve the supply chain service system, to create a professional chemical supply service team, to achieve win-win long-term cooperation. Please feel free to contact us if you have any questions.