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China BDM - China Supplier
China BDM - China Supplier

BDM

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  • Add:Middle Section Jianghan Road, Puyang City, Henan Province,China., Zip: 457000
  • Contact: Manager Wang
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  • Email:cysysz@yahoo.com.cn

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Description
Additional Information

Chemical Name : N,N'-4,4'-DIPHENYLMETHYLENE-BISMALEIMIDE
Molecular Formula: C21H14N2O4
Molecular Structure:
Molecular Weight: 358.37
CAS NO. :  13676-54-5
Specifications:

 

Item powder  
Appearance Light yellow or yellow crystalline powder
Initial Melting Point℃≥ ≥154  
Loss on Drying%≤ 0.50  
Ash%≤ 0.50  
Residue on 150μm Sieve,%≤ 0.10  
Acid value ≤1.0 mgKOH/g  
Strength ----  
Physical property
Hot toluene solution Clarify  

Properties: Appearance pale yellow crystalline powder , soluble in dimethyl formamide , dimethyl acetamide , strongly polar solvents such as dimethyl sulfoxide , partially soluble in acetone , dichloroethane , a solvent such as cresol ; with many nucleophiles such as amines , phenols , hydrogen sulfide and mercaptans by addition copolymerization reaction ; several compounds can be carried out simultaneously with the copolymerized blend modified.

Use features : This product can give material outstanding mechanical properties at high and low temperature (-200 ℃ ~ 260 ℃) , the high electrical insulation, abrasion resistance, anti-aging and anti- chemical corrosion resistance, radiation resistance, high vacuum hard volatility and excellent adhesion, heat resistance and oil resistance, self- lubricating, a variety of polymer materials and new rubber modifier excellence , but also as coupling agents and other polymer compound curing agent . And good compatibility of various fillers , various fibers and has good wettability and adhesion of the cover . In specialty polymer materials , easy processing . Can be molded , laminated , injection molding, dipping , especially in the non-porous insulating parts Heavy aspects .

Application: For years , bismaleimide BMI for manufacturing heat-resistant structural materials , a Class H or F grade electrical insulating material ideal resin matrix , the increasingly widely used in aviation , aerospace, electrical, electronic, computer, communications , railway locomotives , construction and other industries. Are:

1 motor insulation material temperature varnish ( solvent-based and solvent-free ) , enameled wire , laminate, with no latitude , mica , electronic CCL, molded plastic , epoxy-modified F ~ H grade powder coating, casting and other pieces ;

2 advanced composite matrix resins in aerospace, aviation structural materials , carbon fiber high temperature structural components, printed circuit boards and other high-end functional materials ;

3 plastic polypropylene PP, nylon, PA, ABS, APC, PVC, PBT, EPDM, PMMA modified reinforcing materials , crosslinking agents , and new rubber vulcanizing agents ;

4 diamond grinding wheel wear-resistant material , heavy-duty wheels, brake pads , high temperature bearing adhesive , magnetic materials , etc. ;

5 Other aspects of fertilizer production ( ammonia ) oil- lubricated machinery and equipment , moving many static sealing materials and other high-tech fields .

Packing: Kraft paper bags or cardboard drum . 25Kg / bag ( barrel ) .

Storage: Store in a dry, well-ventilated warehouse, away from heat, sources of ignition , avoid sunlight .

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