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Direct Blue 15 CAS No.2429-74-5

Direct Blue 15 CAS No.2429-74-5

    Min. Order: 25 Kilogram
    Packaging: 25Kgs/Carton

Basic Info

Model No.: Dyrect Sky Blue 5B

Product Description

Dyrect fast dyes are applicable to cotton, rayon and linen, with good light fastness.

Dyrect C.I. Direct CAS No. Characteristics
Sky blue 5B Blue 15 2429-74-5 Medium Blue

Properties and Applications

Blue powder. Soluble in water solution for the red light blue, solubility of 60 g/L (85 ℃), insoluble in organic solvents. Meet strong sulfuric acid as blue light green, diluted red for blue; Meet nitric acid solution for the red light gray. The dye solution to join strong hydrochloric acid for red light blue precipitation; Add thick sodium hydroxide solution for purple, have precipitation. Cellulose fiber of dyeing, the dye well after sex good, in 60 ~ 80 ℃ maximum of affinity, discharge the gender is good. Copper ions in dyeing color shade darker. Mainly used for cotton, such as glue the cellulose fibre, silk and rayon / Kam fabric dyeing, also can be used for pulp, biological, film footage of dyeing, can also be used to make the ink.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4-5 4 1-2 1-2 1-2
AATCC 5 4 1-2 2 1



Dynasty Chemicals (NingBo) Co., Ltd.

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Dynasty Chemicals (Ningbo) Co., Ltd. is a manufacturer and exporter of dyestuffs, pigments and speciality chemicals, auxiliaries for textile, plastics, coating, inks industry. Since our establishment in 1998, we`ve rapidly expanded our market to over 40countries in Asia, Europe, America and Africa over the years. Based on our team of dedicated professionals, well-equipped QC laboratory and continuous R&D investment, we supply high performance, eco-friendly colors and chemicals, as well as good technical service to our customers. Our laboratory is equipped with modern testing devices that provide extensive analysis for most of our customer`s requests. Before delivery all the batches are tested and compared to standard by visual assessment and color measurement devices. We have infrared dyeing machine and Datacolor spectrophotometer. Our cooperation with customers on custom synthesis and color blending are already carried out with several successful cases.



Company Info

  • Company Name: Dynasty Chemicals (NingBo) Co., Ltd.
  • Product/Service: Textile Dyes , Organic Pigments , Polymer Additives , Pigment Dispersion , Solvent Dyes , PVC Stabilizers
  • Capital (Million US $): RMB1.5million
  • Year Established: 1998
  • Total Annual Sales Volume (Million US $): US$50 Million - US$100 Million
  • Export Percentage: 51% - 60%
  • Total Annual Purchase Volume (Million US $): US$50 Million - US$100 Million
  • No. of Production Lines: 5 lines
  • No. of R&D Staff: 11 -20 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 10,000-30,000 square meters
  • Factory Location: Ningbo National Chemical Zone, China
  • Contact Person: Mr. Sales Director
  • Tel: +86-574-56707018
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