Original Factory Polyester Fabric Optical Brightener - Bisphenol S CAS NO.: 80-09-1 – DEBORN

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Original Factory Polyester Fabric Optical Brightener - Bisphenol S CAS NO.: 80-09-1 – DEBORN Detail:

Chemical Name: 4,4′-Sulfonyldiphenol

Molecular Formula: C12H10O4S

Molecular Weight: 250.3

CAS No.: 80-09-1

Structural Formula:

	High Pure Product(1)	High Pure Product(2)	Pure Product	Ordinary Product	Purified Product	Purified Product	Crude Product -B	Crude Product -A
4,4′- Dihydroxydiphenyl sulfone Purity≥%(HPLC)	99.9	99.8	99.7	99.5	98	97	96	95
2,4′- Dihydroxydiphenyl sulfone Purity≤%(HPLC)	0.1	0.2	0.3	0.5	2	3	3	4
Melting Point°C	246-250	246-250	246-250	245-250	243-248	243-248	238-245	220-230
Moisture ≤%	0.1	0.1	0.5	0.5	0.5	0.5	1.0	1.0

APHA	10-20	20-30	100-150	White powder	White powder	White to Off-White powder	Pink or Brown Powder	Pink or Brown Powder
classification by use	In the PES, Polycarbonate and Epoxy resin etc.		In the manufacture of heat sensitive materials and High-grade auxiliaries synthesis		In the manufacture of printing & dyeing auxiliaries and leather tannic agent

Product specification：

Appearance: Colorless and needlelike crystal or white powder.

Use:

Bisphenol S molecule contains two hydroxyl groups and a strong electron-withdrawing sulfone, acidic than other phenols.
Bisphenol S mainly used as a fixing agent. Fixing agent can be produced for raw material with bisphenol S A.
It has excellent heat resistance, light resistance and oxidation resistance, raw material of polycarbonate, epoxy resin and polysulfide, polyether sulfone, polyether resin etc.
Also used in the manufacture of color photographic materials, photographic contrast enhancement, thermo sensitive materials (developer), daily surfactant and efficient deodorant, etc. Can be used as additive in plating solution, leather tanning agent, dispersant of disperse dye dyeing at high temperature hardening accelerator, phenolic resin, resin, flame retardant, etc. And intermediates of pesticides, dyes, auxiliaries, also can be directly used in the paint, leather modification agent, agent of the light metal plating

Package and Storage

1. 25KG bag

2. Store the product in a cool, dry, well-ventilated area away from incompatible materials.

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We have advanced equipment. Our products are exported to the USA, the UK and so on, enjoying a good reputation among customers for Original Factory Polyester Fabric Optical Brightener - Bisphenol S CAS NO.: 80-09-1 – DEBORN , The product will supply to all over the world, such as: Uruguay, Argentina, Korea, Since the establishment of our company, we have realized the importance of providing good quality products and the best before-sales and after-sales services. Most problems between global suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question things they do not understand. We break down those barriers to ensure you get what you want to the level you expect, when you want it.

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