Zinc borate is a fine white powder that is slightly soluble in water, and has good thermal stability.
Zinc borate is an inorganic compound that presents as a white crystalline powder.
Zinc Borate is an inorganic compound used as a flame retardant and a smoke suppressant for a wide range of plastics, rubbers, paper and textiles.
CAS Number: 1332-07-6
EC Number: 215-566-6
Molecular Formula: B2O6Zn3
Molecular Weight: 313.7584 g/mol
10361-94-1, 1332-07-6, 21LB2V459E, Alcanex FR 100, Alcanex FRC 600, B-H3-O3.x-Zn, BH3O3.xZn, Bonrex FC, Borax 2335, Boric acid (H6B4O9), zinc salt (1:3), Boric acid (HBO2), zinc salt (2:1), Climax ZB 467, D,L-ASPARTICACIDDIBENZYLESTER-P-TOLUENESULFONATE, Diboron zinc tetraoxide, DTXSID6091554, EINECS 215-566-6, EINECS 238-763-9, Firebrake ZB 2335, Flamtard Z 10, FRC 600, FT-0726070, HSDB 1046, JS 9502, Q27253563, SZB 2335, trizinc;diborate, UNII-21LB2V459E, XPI 187, ZB 112, ZB 237, ZB 467 Lite, ZINC BORATE, ZINC BORATE [HSDB], ZINC BORATE [INCI], ZINC BORATE [WHO-DD], ZINC BORATE OXIDE 3.5 HYDRATE, zinc(II) borate, ZN 100, ZSB 2335, ZT (fire retardant)
Zinc Borate's chemical formula is xZnO.yB2O3zH2O.
Zinc Borate is a chemical substance used as a smoke suppressor and contains boron within it.
Zinc Borate is a white, non-damp, viscous and powdery substance.
Zinc borate is one of the most important properties of zinc borate because it has low water solubility and high dehydration temperature.
Zinc Borate is also possible to add solid polymer additives by squeezing or spraying molding.
Zinc Borate can only be hydrolysis with strong acids and bases.
Zinc Borate is also a substance that confers adhesion and anti-art properties between metals and resins.
Zinc Borate’s insoluble in water.
Several variants of zinc borate exist with different zinc/boron ratios and water contents.
Zinc borate has low toxicity and isn’t considered hazardous.
The fire-retardant properties of zinc borate form the foundation for many of its uses in industry.
Still, Zinc Borate also has many other useful characteristics.
Zinc borate is found in plastics and cellulose fibres, paints and fungicides.
Zinc Borate is non-toxic, low-water-soluble, has high heat stability, and small particle size with good dispersion characteristics.
Zinc Borate is a versatile compound with many different applications.
Zinc Borate meets the stringent fire legislation in terms of flame, smoke and processing.
Zinc Borate is a non-toxic, low-water-soluble and has a high heat stability.
Zinc Borate reduces smoke emissions depending on the formulation and promotes charring which can lead to lower overall filler loadings.
Zinc Borate is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 10 to < 100 tonnes per annum.
Zinc borate is an inorganic compound, a borate of zinc.
Zinc Borate is a white crystalline or amorphous powder insoluble in water.
The hydrated variants of Zinc Borate lose water between 290–415 °C.
Zinc borate appears as a white powder of variable composition. (typically 45% ZnO, 34% B2O3 and 20% H2O).
Zinc Borate is slightly soluble in water.
Zinc borate is an inorganic compound, a borate of zinc.
Zinc Borate is a white crystalline or amorphous powder insoluble in water.
Zinc Borate's toxicity is low.
Zinc Borate's melting point is 980 °C.
Several variants of zinc borate exist, differing by the zinc/boron ratio and the water content:
Zinc borate Firebrake ZB (2ZnO·3 B2O3·3.5H2O), CAS number 138265-88-0
Zinc borate Firebrake 500 (2ZnO·3 B2O3), CAS number 138265-88-0
Zinc borate Firebrake 415 (4ZnO·B2O3·H2O), CAS number 149749-62-2
ZB-467 (4ZnO·6B2O3·7H2O), CAS number 1332-07-6
ZB-223 (2ZnO·2B2O3·3H2O), CAS number 1332-07-6
Uses of Zinc borate:
Zinc borates are used as flame retardant, corrosion retardant and smoke suppressor in polymers and coatings, especially in pvc, nylon and halogenated polyester.
Zinc Borate is used in the manufacture of high temperature resistant plastics as it has a high dehydration temperature.
Zinc borates have areas of use in in fireproof cables, fireproof fabrics, electrical-electronic components, paints, automobile-aircraft interior parts, paper and textile industry.
Zinc Borate is often preferred because it is a more effective smoke suppressor when compared to other flame retardants and is cheaper than other flame retardants.
In recent years, the use of zinc borate in combination with other flame retardants in different applications has been increasing.
For example, zinc borate is used in combination with aluminum hydroxyl and magnesium hydroxyl in halogen-containing and non-containing systems.
Zinc borate is also used to reduce melting point in glass and ceramic industry, as well as to protect wood components as fungus and insecticide in addition to the use of flame retardant.
Zinc Borate is widely used as a less toxic alternative to antimony (III) oxide.
Zinc Borate is used as a corrosion inhibitor, fire retardant, infrared absorber and fungicide in wood preservation.
Zinc Borate can be used in the manufacture of coatings, plastics, coatings, cables, flame retardants and smoke suppressants.
Certain areas where zinc borate can be used are as follows;
In production of automobile / aircraft interior components
Electrical / electronic parts production
PVC coatings
Fire retardant and fire extinguisher production sectors
In the fungal and insecticide pharmaceutical Industries
At the textile and plastics Institute
Cable industry
Other Uses:
Zinc borate is also used as a flame suppressant in cellulose fibres, paper, rubbers and textiles.
Other uses of Zinc Borate include a wood treatment for fungus control and to improve the friction properties in lubricants.
Zinc Borate also finds use as an adhesive in bonding aluminium foil and fibreglass.
Zinc Borate even finds use in insulating ceramics as flux.
Zinc Borate also has the effect of reducing firing time and temperatures for ceramics.
For this reason, Zinc Borate’s often used in the manufacture of bricks and porcelain.
Applications of Zinc Borate:
Flame retardant synergist for PP, PE,TPO, EPDM, PVC, HIPS, ABS, PC/ABS, PPO, HIPS, Polyester, Phenolic resin, PA, HTPA, PC, Coating – Paint, Textile – Back Coating, Adhesive, RUBBER, SILICONE, PE/EVA XLPE/EVA – SMC/BMC
Zinc Borate is used by consumers, in articles, by professional workers (widespread uses), in formulation or re-packing, at industrial sites and in manufacturing.
Other release to the environment of Zinc Borate is likely to occur from: indoor use, outdoor use resulting in inclusion into or onto a materials (e.g. binding agent in paints and coatings or adhesives), indoor use in close systems with minimal release (e.g. cooling liquids in refrigerators, oil-based electric heaters) and outdoor use in close systems with minimal release (e.g. hydraulic liquids in automotive suspension, lubricants in motor oil and break fluids).
Other release to the environment of Zinc Borate is likely to occur from: outdoor use in long-life materials with low release rate (e.g. metal, wooden and plastic construction and building materials) and indoor use in long-life materials with low release rate (e.g. flooring, furniture, toys, construction materials, curtains, foot-wear, leather products, paper and cardboard products, electronic equipment).
Other release to the environment of Zinc Borate is likely to occur from: indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners), outdoor use, indoor use in close systems with minimal release (e.g. cooling liquids in refrigerators, oil-based electric heaters) and outdoor use in close systems with minimal release (e.g. hydraulic liquids in automotive suspension, lubricants in motor oil and break fluids).
Zinc Borate can be found in products with material based on: stone, plaster, cement, glass or ceramic (e.g. dishes, pots/pans, food storage containers, construction and isolation material), metal (e.g. cutlery, pots, toys, jewellery), paper (e.g. tissues, feminine hygiene products, nappies, books, magazines, wallpaper), wood (e.g. floors, furniture, toys) and plastic (e.g. food packaging and storage, toys, mobile phones).
Zinc Borate is used in the following products: coating products, fertilisers, heat transfer fluids, hydraulic fluids, lubricants and greases and polymers.
Zinc Borate is used in the following areas: agriculture, forestry and fishing.
Zinc Borate is used in the following products: adhesives and sealants, coating products and lubricants and greases.
Zinc Borate is used in the following products: adhesives and sealants, coating products, fertilisers, lubricants and greases and polymers.
Zinc Borate can be found in complex articles, with no release intended: machinery, mechanical appliances and electrical/electronic products (e.g. computers, cameras, lamps, refrigerators, washing machines).
Release to the environment of Zinc Borate can occur from industrial use: formulation of mixtures and formulation in materials.
Zinc Borate is used in the following products: adhesives and sealants, coating products, heat transfer fluids, hydraulic fluids, lubricants and greases and polymers.
Zinc Borate is used in the following areas: building & construction work.
Release to the environment of Zinc Borate can occur from industrial use: in processing aids at industrial sites, in the production of articles and of substances in closed systems with minimal release.
Release to the environment of Zinc Boratee can occur from industrial use: manufacturing of the substance.
Zinc Borate is a low toxicity, white crystalline, inorganic compound primarily used as a flame retardant and smoke suppressant in plastics and cellulose fibers, paper, rubbers and textiles.
Zinc Borate is also used in paints, adhesives and pigments.
As a flame retardant, zinc borate can replace antimony trioxide as a synergist in both halogen-based and halogen-free systems.
Zinc Borate is also used as a flame retardant in vinyl chloride latex formulations and as an adhesive in bonding fiberglass insulation to aluminum foil.
Zinc Borate is a highly effective flame retardant that is widely used in plastics, rubber, paint and other products.
Zinc borates have many uses.
The flame-retardant and smoke suppression properties make Zinc Borate ideal for polymers and polyamides.
Zinc Borate also finds use in paper, rubbers and textiles for the same characteristics.
The agricultural industry uses zinc borate as plant nutrition.
Zinc Borate also finds use as a fungicide and to prolong the life of the wood.
Zinc Borate’s beneficial in cables and insulators and as an arc suppressant.
Zinc Borate even finds use in lubricants to improve friction properties.
This versatile mineral, Zinc Borate, has uses in almost every industry.
Zinc Borate is a low-toxicity, a white crystalline, inorganic compound primarily used as a flame retardant and smoke suppressant in plastics and cellulose fibers, paper, rubbers and textiles.
Zinc Borate is also used in paints, adhesives and pigments.
Zinc Borate can also be used in paints, adhesives, pigments and ceramic industrial applications.
Zinc Borate acts as a synergistic flame retardant with antimony oxide. Zinc Borate has the smallest particle size.
Zinc Borate reduces smoke evolution and adjust the balance of flame retardant properties versus mechanical, electrical and other properties.
Zinc Borate is compatible with PVC, nylon, PE, PP, polyesters, epoxy, thermoplastic elastomers and rubbers.
Zinc Borate is suitable for use in carpet, conveyor belt, wire and cable in PVC.
Zinc Borate is widely used as a flame retardant and smoke suppressant in the industry for plastic.
Zinc Borate is also used in adhesives, pigments and paints.
Zinc Borate function as a synergist in plastics and rubber.
Zinc Borate is used as a fungus and mildew inhibitor, to fireproof textiles, and for other uses Dry Powder, Other Solid, Pellets Large Crystals.
Zinc Borate is used Wires & Cables, Paints & Coatings, Rubber Applications, Electronics, and Adhesives & Sealants.
Zinc Borate upgrades the thermal stability and UV stabilization of the flame retardant in polymer formulations and acts as a great smoke suppressant by promoting char formation.
Thanks to its high dehydration temperature, Zinc Borate is used in production of high temperature resistant polymers.
Zinc Borate can be used in both halogen-containing and halogen-free flame retardant formulations.
Zinc Borate is used in a wide range of applications such as plastics, rubber, paints, adhesives, pigments, etc.
Zinc Borate synergizes with other flame retardants, such as ATH, MDH and others by increasing their activity, performance and mechanical properties.
For most flame retardant formulations where antimony oxide is used, it shows that Zinc Borate replaced with antimony oxide, whether partially or wholly, improves the performance and smoke suppression in addition to being more cost-efficient than antimony oxide.
Zinc Borate is a Boron based flame retardant compatible with many polymeric matrices.
Zinc Borate is effective both in the solid phase and in the gas phase and its strong smoke suppressing action, helps to improve time of rescue in case of fire.
Zinc Borate is a multifunctional flame retardant.
Zinc Borate promotes the formation of a protective vitreous layer and of a strong char layer, which reduces the formation of toxic and irritant smoke during the fire
Zinc Borate looses its water of hydration at temperatures above 290°C, cooling the front of the flames and subtracting energy to the fire
Zinc Borate acts as a synergist in conjunction with halogenated compounds, so that lower loadings of halogenated flame retardant additives are needed
Zinc Borate shows a strong synergic effect with antimony trioxide; in presence of alumina trihydrate (ATH) the synergic effect is enhanced
Zinc Borate improves resistance against electrical degradation: high anti-arcing and anti-tracking indexes.
Zinc Borate is an afterglow suppressant.
Zinc borate is primarily used as a flame retardant in plastics and cellulose fibers, paper, rubbers and textiles.
Zinc Borate is also used in paints, adhesives, and pigments.
As a flame retardant, Zinc Borate can replace antimony trioxide as a synergist in both halogen-based and halogen-free systems.
Zinc Borate is an anti-dripping and char-promoting agent, and suppresses the afterglow.
In electrical insulator plastics Zinc Borate suppresses arcing and tracking.
In halogen-containing systems, zinc borate is used together with antimony trioxide and alumina trihydrate.
Zinc Borate catalyzes formation of char and creates a protective layer of glass.
Zinc catalyzes the release of halogens by forming zinc halides and zinc oxyhalides.
In halogen-free system, zinc borate can be used together with alumina trihydrate, magnesium hydroxide, red phosphorus, or ammonium polyphosphate.
During burning the plastics, a porous borate ceramics is formed that protects the underlying layers.
In presence of silica, borosilicate glass can be formed at plastic burning temperatures.
Zinc borate is used in polyvinyl chloride, polyolefins, polyamides, epoxy resins, polyesters, thermoplastic elastomers, rubbers, etc.
Zinc Borate is also used in some intumescent systems.
Zinc borate has synergistic effect with zinc phosphate or barium borate as a corrosion inhibitor pigment.
Zinc borate acts as a broad-spectrum fungicide in plastics and wood products.
Zinc borate can be used as a flux in some ceramics.
In electrical insulators Zinc borate improves the ceramics properties.
Nanopowder zinc borate can be used for the applications above, and also for improving the frictional properties of lubricating oils.
Zinc borate is primarily used as a flame retardant in plastics and cellulose fibers, paper, rubbers and textiles.
Zinc Borate is also used in paints, adhesives, and pigments.
Zinc borate is used in polyvinyl chloride, polyolefins, polyamides, epoxy resins, polyesters, thermoplastic elastomers, rubbers, etc.
Zinc Borate is also used in some intumescent systems.
Zinc borate has synergistic effect with zinc phosphate or barium borate as a corrosion inhibitor pigment.
Zinc borate acts as a broad-spectrum fungicide in plastics and wood products.
Zinc borate can be used as a flux in some ceramics.
In electrical insulators Zinc borate improves the ceramics properties.
Nanopowder zinc borate can be used for the applications above, and also for improving the frictional properties of lubricating oils.
Zinc Borate is used as a fungus and mildew inhibitor, to fire proof textiles, and for other uses.
Due to its flame retardant, smoke suppressing and antibacterial properties and halogen-free properties, Zinc Borate has been the raw material sought in the rubber and plastic industry in recent years.
Zinc Borate works in harmony with other non-flammability chemicals in systems containing and not containing halogen.
Zinc Borate has been used increasingly in conjunction with ATH.
In addition, zinc borate can be used in combination with antimony trioxide or alone.
Zinc Borate is generally immediately available in most volumes.
Polymer Applications:
Polyvinyl chloride
Epoxy
Polyethylene
Polypropylene
Polyesters
Elastomers
Polyamide (nylon)
Polyolefin
Acrylics
Phenolics
TPE
Silicones
Paints, Pigments And Adhesives:
The flame-retardant and smoke-suppressing properties of zinc borate define how it’s primarily used in paints, adhesives, and pigments.
In combination with zinc phosphate or barium phosphate, Zinc Borate acts as a corrosion inhibiting pigment.
Polymers:
Halogen containing systems:
Zinc boride acts as a char promoting agent.
The zinc boride forms a protective layer of glass.
Here, zinc borate works with antimony trioxide and alumina trihydrate.
Zinc borate also has anti-drip properties.
Halogen-free systems:
Zinc borate works with alumina trihydrate, magnesium hydroxide, red phosphorus or ammonium polyphosphate to do the same.
As the plastics burn, a porous boron ceramic is formed, protecting the layers beneath.
Halogen-free systems show better flame retardant properties.
Polyamides:
Polyamide plastics have many useful properties.
The heat, smoke and toxic gas from the burning of polyamides hinder their use.
As polyamides consist of strings of polymers, the same flame retardant and smoke suppressant properties apply.
Phosphinate-based and halogen-free electrical insulator plastics use zinc borate.
Alumina trihydrate, magnesium hydroxide and red phosphorus work with zinc borate in these plastics.
The zinc boride acts as a char promoting agent and suppresses afterglow.
Agriculture:
The agriculture sector uses zinc borates to increase crop yields and prevent plant diseases.
Some micronutrient formulations also use Zinc Borate in their fertilisers.
Handling and Storage of Zinc borate:
Precautions for safe handling:
Hygiene measures:
Handle in accordance with good industrial hygiene and safety practice.
Wash hands before breaks and at the end of workday.
Conditions for safe storage, including any incompatibilities:
Storage conditions:
Store in cool place.
Keep container tightly closed in a dry and well-ventilated place.
Storage class:
Storage class (TRGS 510): 13:
Non Combustible Solids
Stability and Reactivity of Zinc borate:
Reactivity:
No data available
Chemical stability:
Stable under recommended storage conditions.
Possibility of hazardous reactions:
No data available
Conditions to avoid:
No data available
First Aid Measures of Zinc borate:
General advice:
Consult a physician.
Show this material safety data sheet to the doctor in attendance.
If inhaled:
If breathed in, move person into fresh air.
Consult a physician.
In case of skin contact:
Wash off with soap and plenty of water.
Consult a physician.
In case of eye contact:
Flush eyes with water as a precaution.
If swallowed:
Rinse mouth with water.
Consult a physician.
Indication of any immediate medical attention and special treatment needed:
No data available
Fire Fighting Measures of Zinc borate:
Suitable extinguishing media:
Use extinguishing measures that are appropriate to local circumstances and the surrounding environment.
Further information:
Zinc borate itself does not burn.
Accidental Release Measures of Zinc borate:
Environmental precautions:
Prevent further leakage or spillage if safe to do so.
Do not let product enter drains.
Methods and materials for containment and cleaning up:
Sweep up and shovel.
Keep in suitable, closed containers for disposal.
Exposure Controls/Personal Protection of Zinc borate:
Personal protective equipment:
Eye/face protection:
Use equipment for eye protection.
Skin protection:
Handle with gloves.
Wash and dry hands.
Full contact:
Material: Nitrile rubber
Minimum layer thickness: 0,11 mm
Break through time: 480 min
Splash contact:
Material: Nitrile rubber
Minimum layer thickness: 0,11 mm
Break through time: 480 min
Body Protection:
Choose body protection in relation to its type.
Respiratory protection:
Respiratory protection is not required.
Control of environmental exposure:
Prevent further leakage or spillage if safe to do so.
Do not let product enter drains.
Discharge into the environment must be avoided.
Identifiers of Zinc borate:
IUPAC Nametrizinc: diborate
Molecular Weight: 313.8g/mol
Molecular Formula: B2O6Zn3
SMILES: B([O-])([O-])[O-].B([O-])([O-])[O-].[Zn+2].[Zn+2].[Zn+2]
InChI: InChI=1S/2BO3.3Zn/c2*2-1(3)4;;;/q2*-3;3*+2
InChIKey: BIKXLKXABVUSMH-UHFFFAOYSA-N
Melting Point: 980°C
Density: 3.64 g/cm³ (20°C)
Solubility: Soluble in dilute acids; slightly soluble in water;0.3% in water at 20 °C
Appearance: White solid
Color/Form: White, amorphous powder;White granular
Complexity: 8
Covalently-Bonded Unit Count: 5
EC Number: 215-566-6;238-763-9
Exact Mass: 311.77242g/mol
Formal Charge: 0
Heavy Atom Count: 11
Monoisotopic Mass: 309.77552g/mol
Odor: None
Compound Formula: B2O6Zn3
Molecular Weight: 313.7584 g/mol
Appearance: White solid
Melting Point: 980 °C
Boiling Point: N/A
Density: 3.64 g/cm3
Solubility in H2O: N/A
Exact Mass: 311.772416 g/mol
Monoisotopic Mass: 309.775525 g/mol
CAS Number: 12513-27-8
Assay (purity): 95%
Purity method: by elemental analysis
Molecular weight: 434.69
Form: solid
Appearance: white powder
Melting point: 650C
Molecular formula: 2ZnO · 3B2O3 · 3.5H2O
Linear formula: 2ZnO · 3B2O3 · 3.5H2O
CAS Number: 1332-07-6
tetrahydrate: 12513-27-8
B6O18Zn9: 12280-01-2
PubChem CID: 167155
B6O11Zn2: 92043228
tetrahydrate: 56846126
B6O18Zn9: 57347166
UNII: 21LB2V459E
Properties of Zinc borate:
Molecular Weight: 313.8 g/mol
Hydrogen Bond Donor Count: 0
Hydrogen Bond Acceptor Count: 6
Rotatable Bond Count: 0
Exact Mass: 311.77242 g/mol
Monoisotopic Mass: 309.77552 g/mol
Topological Polar Surface Area: 138Ų
Heavy Atom Count: 11
Complexity: 8
Isotope Atom Count: 0
Defined Atom Stereocenter Count: 0
Undefined Atom Stereocenter Count: 0
Defined Bond Stereocenter Count: 0
Undefined Bond Stereocenter Count: 0
Covalently-Bonded Unit Count: 5
Compound Is Canonicalized: Yes