
At the same time, we do the job actively to do research and improvement for 2. CAS No.34690-00-1, Aluminium Hydroxide, TBPB. We use the existing design results to shorten the product development cycle and improve the design quality. We carry out standardized management of production, technology and quality, and all employees are based on the market with strict pragmatic management and continuous pioneering spirit. We adhere to the concept of win-win between people and enterprises, and regard the development of service companies as the fundamental starting point and goal of talent work.
Chemical name: | Zinc Borate |
CAS No. : | 12767-90-7 |
Formula: | 2ZnO 3B2O3 3.5H2O |
Formula weight | 434.62 |
CHARACTERISTICS:
Zinc Borate is an environmental friendly inorganic flame retardant.It is white powder , slightly soluble in water, crystal powder insoluble in HCl, amorphous powder soluble in HCl. This product performance in high flame retardancy without any toxic substance, low water solubility, high thermal stability, ultra-fine particle size, excellent dispersibility. Also it takes role as smoke suppressant and synergist with other flame retardant together.
SPECIFICATION
Item | Unit | Value |
Appearance | -- | White Powder |
ZnO | % | 37.0-40.0 |
B2O3 | % | 45.0-48.0 |
Loss at ignition | % | 13.0-15.5 |
Whiteness | -- | ≥90 |
Moisture | % | ≤0.5 |
Particle Size | D10 (um) | 0.5-1.0 |
D50 (um) | 3-5 | |
D90 (um) | 6-8 | |
Sieve analysis | % | ≤0.1 |
Melt point | ℃ | 980 |
Decomposition temp | ℃ | ≥290 |
Density | g/cm3 | 2.67 |
Refractive index | 1.58 |
APPLICATION:
Used in PVC,PE,EVA,PP, Reinforced PA,PS,Epoxy, Nature Rubber as synergist with halogen flame retardants and ATO.Used as flame retardant in paper, fabric textile, decorating board, carpet etc.
The dosage varies from 2% to 15% as flame retardant or synergist.
PACKING & STORAGE:
25Kg/Bag. PP woven bag with PE film inner lining or paper-plastic bag.
Store in ventilated, dry place, avoid direct sunlight.

We train our technicians from time to time to master the professional technical knowledge to guarantee the quality of our CAS 1332-07-6 High Quality Zinc Borate for Flame Retardant. Our performance continues to rise, and the key customer relationship is maintained more closely, which provides a strong guarantee for the sustainable development of the company. In the face of fierce market competition, our company will seize market share through reform and innovation.