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Pentaerythritol

Pentaerythritol

Chemical Name: Pentaerythritol
Molecular Formula: C(CH2OH)4
Molecular Weight: 136.14
CAS No. : 115-77-5
Standard Executed: GB/T 7815-2008  

Appearance
• White crystalline powder.

Application
• Used for making alkyd resin, printing ink, synthetic high-grade lubricant, plasticizer, surfactant, stabilizer, flame retardant, antioxidant etc.;
• Ultrafine grade pentaerythritol is mainly used in the production of fireproof coatings and PVC stabilizers.

Packing
• Net weight 25,500kg;
• Paper-plastic composite bag or PP woven bag, with inner PE bags.

Specification

Item

Standard

Grade 98

Grade 95

Grade 90

Grade 86

Pentaerythritol (C(CH2OH)4)ω/%      ≥

98.0

95.0

90.0

86.0

Hydroxyl ω/%                      ≥

48.5

47.5

47.0

46.0

Loss on drying ω/%                 ≤

0.20

0.50

0.50

0.50

Scorch residue ω/%                 ≤

0.05

0.10

0.10

0.10

Phthalic acid resin coloration / No.     ≤

1

2

2

4

Final melting point/°C                ≥

250

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