Pentaerythritol

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Pentaerythritol is a high-purity, crystalline polyol used extensively in the production of alkyd resins, synthetic lubricants, explosives, and plasticizers. Its multifunctional alcohol structure provides excellent stability, high melting point, and good compatibility with various chemicals. Pentaerythritol 98% is valued for its role as a building block in chemical syntheses, offering enhanced durability, flexibility, and resistance in end products.

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Category: Monomers Tags: Industrial Adhesives, Paint & Coatings Industry, Pentaerythritol, Polyhydric Alcohol, Resin Production

Description

Table of Contents

Pentaerythritol

Primary Uses

Alkyd Resin Production
- Key raw material in manufacturing alkyd resins for paints, coatings, and varnishes.
- Improves hardness, gloss, and chemical resistance of coatings.
Synthetic Lubricants
- Used in the formulation of high-performance lubricants and greases with enhanced thermal and oxidative stability.
Explosives
- Employed as a precursor in the synthesis of pentaerythritol tetranitrate (PETN), a powerful explosive used in military and industrial applications.
Plasticizers
- Acts as a raw material in producing plasticizers that improve flexibility and durability of plastics and rubber.

Secondary Uses

Cosmetics and Pharmaceuticals
- Utilized as an intermediate in the synthesis of emollients and stabilizers for cosmetic formulations.
Polyurethane Foams
- Used as a cross-linking agent in the production of rigid and flexible polyurethane foams.
Adhesives and Sealants
- Improves adhesion and durability in specialty adhesives and sealants.
Chemical Intermediates
- Serves as a building block for various chemical syntheses including alkyd resins, plasticizers, and stabilizers.

KEY PRODUCT FEATURES

1. Basic Identification Attributes

Chemical Name (IUPAC): Pentaerythritol
Common/Trade Name: Pentaerythritol 98%
CAS Number: 115-77-5
HS Code: 2905.44.00 (Polyols)
Synonyms: Pentaerythritol; Pentaerythrite

2. Physical & Chemical Properties

Physical State: White crystalline powder
Color & Odor: White; odorless
Melting Point: 260–265°C (decomposes)
Solubility: Soluble in water, alcohols; insoluble in hydrocarbons
Molecular Formula: C5H12O4
Molecular Weight: 136.15 g/mol

3. Safety & Hazard Attributes

GHS Classification: Not classified as hazardous
Toxicity: Low toxicity; handle with standard chemical precautions
Exposure Limits: No specific occupational exposure limits

4. Storage & Handling Attributes

Storage Conditions: Store in a cool, dry, well-ventilated area away from incompatible substances
Container Type: Supplied in sealed bags or drums
Shelf Life: 24 months if stored properly
Handling Precautions: Avoid dust formation; use protective equipment when handling powder

5. Regulatory & Compliance Attributes

Complies with international standards for chemical purity and safety
Registered under relevant chemical safety regulations (e.g., REACH)

6. Environmental & Health Impact

Biodegradability: Readily biodegradable
Ecotoxicity: Low environmental risk when used as directed
Bioaccumulation: Not expected
Safety: Considered safe under recommended use

SAFETY HANDLING PRECAUTIONS

Safety Handling Precautions

PPE Required: Use gloves, dust mask, and eye protection when handling powder
Handling Guidelines: Avoid inhalation of dust; use in well-ventilated areas
Storage Measures: Keep container tightly closed and dry

First Aid Measures

Inhalation: Move to fresh air; seek medical attention if breathing difficulties occur
Skin Contact: Wash thoroughly with soap and water
Eye Contact: Rinse with plenty of water for at least 15 minutes; seek medical attention if irritation persists
Ingestion: Rinse mouth; seek medical advice if large amounts are ingested

Firefighting Measures

Fire Hazards: Non-flammable, but may decompose at high temperatures
Extinguishing Media: Use water spray, foam, or dry chemical extinguishers
Special Precautions: Avoid inhalation of decomposition products
Hazardous Combustion Products: Carbon oxides and other toxic fumes may be released upon decomposition