4-[Bis[4-hydroxy-3-(sodiooxycarbonyl)-1-naphthalenyl]methylene]-1,4-dihydro-1-oxonaphthalene-2-carboxylic acid sodium salt

4-[Bis[4-hydroxy-3-(sodiooxycarbonyl)-1-naphthalenyl]methylene]-1,4-dihydro-1-oxonaphthalene-2-carboxylic acid sodium salt 화학적 특성, 용도, 생산

• 제조 방법

  Methane, tetrachloro – and 1-Hydroxy-2-naphthoic acid?in the presence of copper in naoh aqueous solution reaction

• Properties and Applications

  brilliant blue to red light navy blue. Soluble in water for royal purple. In concentrated sulfuric acid for pure blue, purple precipitation after dilution.
  

  Standard	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
  			Alkali	Acid
  ISO	5	4	4	3	5	5	5

4-[Bis[4-hydroxy-3-(sodiooxycarbonyl)-1-naphthalenyl]methylene]-1,4-dihydro-1-oxonaphthalene-2-carboxylic acid sodium salt 준비 용품 및 원자재