C.I. Sulphur Brown 2 (8CI)

C.I. Sulphur Brown 2 (8CI) 화학적 특성, 용도, 생산

• 제조 방법

  The 4-Methylbenzene-1,3-diamine (2 Moore) and Oxalic acid (1 Moore) in 200 ℃ reaction, the condensation product with Sodium polysulfide in 220 ~ 300 ℃ calcination, until the happening of htdrogen sulfide to stop. Similar dye by (N-3-amino-4- methyl-phenyl) oxamate?and where did the 4-Methylbenzene-1,3-diamine etc molecular mixture, or with Phthalic acid, Succinic acid?or Mercaptoacetic acid?and Oxalic acid?instead of vulcanization.

• Properties and Applications

  dark yellow brown. In the Sodium sulfide solution good solubility.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Fulling	Persperation Fastness	Soaping
  						Moderate	Severe
  ISO	4	3-4	3			4-5	3-4
  AATCC			4			4

C.I. Sulphur Brown 2 (8CI) 준비 용품 및 원자재