THPA
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INCI Name: Tetrahydrophthalic Anhydride
Chemical Name: THPA; 1,2,3,6-Tetrahydrophthalic Anhydride
CAS No. : 85-43-8
EINECS No. : 201-605-4
Molecular Formula: C8H8O3
Molecular Weight: 152.147
Specification:
Items | Specification |
1. Appearance: | White Flakes |
2. Content %: | 99.0 min |
3. Melting point deg C: | 98 ~ 102 |
4. Free Acid %: | 1.0 max |
5. Color (Hazen): | 80 max |
Application: As an organic intermediate,THPA is usually used in the production of alkyd and unsaturated polyester resins,coatings and the curing agent for the epoxy resins,and also used in insecticides,sulfide regulator, plasticizers, surfactant, alkyd resin modifier,pesticides and the raw materials of pharmaceuticals. As raw materials for the production of unsaturated polyester, THPA mainly improved the air-drying performance of resins.The performance is more obvious especially in the production of high-grade resin putty and air-drying coatings.
Package: 25kg per bag /drum, 500kg per bag.
Storage: Store in sealed containers at cool & dry place. Protect from light, moisture and pest infestation. This product shall be airtight, out of the sun, moisture-proof and away from het .
Shelf Life: 1 year.