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Hexahydrophthalic Anhydride Hhpa 85 42 7 - China

price: contact company for price


Molecular formula C8H10O3

Molecular weight 154.17

CAS NO. 85- 42- 7

UN NO. /

CN NO. /


Chemical name Hexahydrophthalic anhydride

Prepared By ICASON PM REVISION: 2010


Valid From: 2010- 10- 1

Brief Introduction:

HHPA is a white solid, soluble in benzene and acetone,

moisture adsorption. Compared with THPA, hexahydrophthalic

anhydride has light color and luster, low viscosity, small

volatility, low toxicity, small loss on heating, stable

performance, long using life, low freezing point and can be

long- term stored at room temperature.

It is mainly used to the synthesis of polyester resin and

normal temperature curing alcohol acid resin, also use as

epoxy resin coating curing accelerator, which can improve

curing speed.


Testing Item Limit

Colour and lustre. ( platinum- cobalt ) <30#

Content% ≥ 98.5

Iodine value% <1.0

Acid valuemgKOH/ g 710~ 740

Free acid % <1.0

Melting point℃ 32- 34

Specific gravity 1.18

Package and Storage:

220kg NW, Iron barrel.

In transportation process, it should avoid moisture, fire

and water. It should be stored in dry and ventilated


Company Contact:

  • Phone: 862260938150

  • Address: YUEYANGLI CBD BINHAI NEW AREA, Tianjin, China

  • Email: Email

Published date: November 25, 2014 -

  • Business Description: Tianjin Icason Technology Co.,Ltd is the customer manufacturing and

    services business unit of ICASON GROUP. Icason is committed to being the

    preferred global supplier on cross linking agent, also called curing

    agent and vulcanizing agent,based on different industries. In the past

    more than two decades, ICASON works closely with customers to resolve

    development challenges on the polymerization reaction and

    polycondensation reaction.

    Our focus is on eight key products segments Isocyanate, Organosilicone, Organic Peroxide,Anhydride, Amides, Acylhydrazine,Acrylate, and Imidazole cross linking agent, mainly used to the Rubber,Coating and Plastic industries.

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