Nadic anhydride
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Post Date:
Dec 27,2024
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Expiry Date:
Jun 25,2025
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Detailed Description:
Cas No. :826-62- 0
Molecular formula:C9H8O3 (164.16)
Structural formula:
Performance:White solid，Soluble in benzene, toluene, acetone, chloroform, etc., have deliquescence. Specific gravity:1.417.
Quality indexes:(Enterprise indexes ):
Item Quality indexes
Enterprise indexes
appearance
White solid
White solid
pure，%
≥98
≥99
Melting point (oC)
≥160oC
162--165oC
Degree of color≤90# (APHA)
≤90#
≤90#
Package:Packed in 25 kg polypropylene woven bags polyethylene lining or 50kg fiber can.
Attention:Store in cool, dry places and keep away from fire and moisture.
Applications:
1. Used for unsaturated polyester resin to provide it with better air drying performance, heat resistance, smoothness, electrical property, corrosion resistance and mechanical strength than phthalic anhydride and THPA.
2. Used for epoxy resin curing agents in casting, laminating and powder moulding, etc. The condensate is provided with excellent resistance to elements, heat resistance and electrical property.3. Used for modifying agents for alkyd resin, urea formaldehyde resin and melamine resin, etc.
4. Used for insecticides, sulfuration regulators, plasticisers, surfactants, textile tiding up penetrants, etc.
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CAS Registry Number:
826-62- 0
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Synonyms:
;5-Norbornene-2,3-dicarboxylic Anhydride;Carbic anhydride;Himic anhydride;Nadic anhydride;Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride;NBDA;
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Molecular Formula:
C9H8O3
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Molecular Weight:
164.158
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Molecular Structure:
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Hazard Symbols:
Xn:Harmful;
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Risk Codes:
R41:;
R42/43:;
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Safety Description:
S22:;
S24:;
S26:;
S37/39:;
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