Methyl Tetrahydro Phthalic Anhydride, Mthpa, CAS No.: 26590-20-5

• CAS No.: 26590-20-5
• Formula: C9h10o3
• EINECS: 247-830-1
• Molecular Principal Chain: Element Organic Polymer
• Color: Clear to Light Yellow
• Transport Package: 220kg Iron Drum.
• Model NO.: Epoxy resin curing agent
• Origin: China
• HS Code: 2917209090

Product Description

TECHNICAL DATA SHEET

Chemical name: Methyl tetrahydro phthalic anhydride; Me-THPA
CAS NO.: 26590-20-5
EINECS NO.: 247-830-1
Molecular formula: C₉H₁₀O₃
Structural formula:



Product specification:
 

Items                    Model		OBN1002		OBN1001	OBN1008
Appearance		Slightly yellow transparent liquid, no impurity
Color (Pt-Co)		300max		200max
Freezing point (ºC)		-15max			0max
Viscosity (Pa.s.25ºC)		0.06max	0.045max		0.04max
Acid value (mgKOH/g)		660-685
Acid anhydride (%)		41.5min
Loss on drying (%, 120ºC)		2.0max
Free acid (%)		0.5max

FEARTURES
1. Low freezing solid, operates at normal temperature, good operation condition and long use time, especially applicable for being used in the cold regions.
2. Light color and lustre, can be directly prepared into all kinds of colorful hardened products.
3. Low toxicity, only one twentieth to one fortieth of amine-type solidifying agent

Applications: This product can be used for curing agent for epoxy resin, with excellent performance, such as long-term storage at room temperature, low freezing point, low volatility, low toxicity. It is also be used for solvent-free paint, laminate, epoxy adhesive, etc.
1. One of the best solidifier or curing agent for epoxy resins.
2.  A new material for electronic and mechanical products.
3. It is widely used in casting, sealing and covering of electronic devices, such as output transformer, capacitor and inter sensor.

Packing: Net 220kg iron drum.

Storage: Keep packing container well-closed, and put in a light-proof, dry and cool place.