国产一区二区三区www,久久久www视频,九色免费视频,99精品在线,户外露出一区二区三区,国产一区二区在线电影,北条麻妃一区二区三区在线

Factory:Puyang Shenghuade Chemical Co.,Ltd
Name:Nadic anhydride, Carbic anhydride, 5-Norbornene-2,3-dicarboxylic anhydride, 3,6-Endomethylene-1,2,3,6-tetrahydrophthalic anhydride
Number:003
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  ):

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.