High Reactivity Pentaerythritol for Alkyd Resin

• Customization: Available
• CAS No.: 115 - 77 - 5
• EINECS: 204-104-9
• Model NO.: 115-77-5
• Classification: Saturated Alcohol
• Appearance: Powder
• Type: 1°(Primary Alcohol)
• Hydroxyl No.: Tetrahydroxy
• Boiling Point: 380.4ºC
• Density: 1.346g/cm3
• Flash Point: 200.1 ºC
• Melting Point: 257ºC
• Application: Coating Industry, Medicine, Explosives, etc
• Transport Package: Bag
• Specification: 99%
• Trademark: Jinqi
• Origin: China
• HS Code: 29054910
• Production Capacity: 800 Tons/Month

Product Description

Product Introduction

Pentaerythritol belongs to polyol organic matter, which is white crystal or powder, combustible,
easy to be converted by general organic esters, soluble in water, slightly soluble in ethanol,
insoluble in benzene, carbon tetrachloride, ether, petroleum ether, etc.

Product Parameters

Physical and Chemical properties
Appearance	White powder
Mono-pentaerythritol content %	95min	98min
Hydroxyl group content %	47.5min	48.5min
Water content %	0.5max	0.2max
Ash content %	0.1max	0.05max
Phthalic color	2max	1max
Particle size um	40max	40max
Melting Point	240min	240min

Packaging & Shipping

Application

• Coatings and Resins Industry:
  • It is a key raw material for the synthesis of alkyd resins. When reacted with phthalic anhydride and fatty acids, the resulting pentaerythritol alkyd resins offer excellent weather resistance, gloss, and flexibility, making them suitable for various industrial coatings, automotive paints, and furniture finishes.
  • Also used as a cross - linking agent with amino resins, like melamine - formaldehyde resins or urea - formaldehyde resins, in coatings and inks to enhance the hardness, chemical resistance, and adhesion of the coating film.
• Plastics and Rubber Industry:
  • Pentaerythritol fatty acid esters are produced by reacting it with fatty acids. These esters serve as non - toxic plasticizers in polyvinyl chloride (PVC) and cellulose plastics, especially for applications in food packaging and medical supplies where environmental and health safety are crucial.
  • It can be compounded with metal soaps (such as calcium - zinc composite stabilizers) to act as a stabilizer in PVC processing, inhibiting thermal degradation and discoloration. Additionally, its nitrate derivative, pentaerythritol tetranitrate (PETN), is a high - energy explosive and can also be used as an energetic material in rocket propellants or pyrotechnics.
• Lubricants and Surfactants:
  • When reacted with higher fatty acids, pentaerythritol esters are synthesized, which are used as synthetic lubricants. These lubricants have high flash points, low pour points, and excellent thermal stability, making them suitable for high - temperature and high - load working conditions, such as in aerospace and precision machinery.
  • Hydroxyl - modified pentaerythritol can be used as a raw material for the preparation of non - ionic surfactants, which are applied in detergents, emulsifiers, and demulsifiers.
• Pharmaceutical and Food Industries:
  • In the pharmaceutical field, it can be used as an intermediate for the synthesis of antibiotics, vitamins (such as vitamin B6), and drug - delivery carriers.
  • In the food industry, its fatty acid esters, such as pentaerythritol stearate, can be used as food emulsifiers, improving the texture and stability of confectionery, chocolate, and baked goods (subject to compliance with food safety standards).