Methyltriethoxysilane (MTES) is an alkoxysilane used in sol-gel systems, hydrophobization of mineral materials, surface modification, and adhesion improvement in composite and coating systems. The product is a clear, colorless liquid that is sensitive to moisture and capable of hydrolysis followed by the formation of siloxane bonds.

Description

Methyltriethoxysilane is a reactive alkoxysilane used in sol-gel technologies, for surface modification of inorganic materials, hydrophobization of fillers, pigments, and mineral surfaces, and also as an adhesion promoter in polymer and composite systems.

Chemically, the product contains three ethoxy groups capable of hydrolysis and subsequent condensation, resulting in the formation of Si–O–Si siloxane bonds. The methyl group attached to the silicon atom does not hydrolyze and provides treated materials with more pronounced hydrophobic properties.

Purpose

Methyltriethoxysilane is suitable for use in:

• sol-gel systems;
• surface modification of inorganic fillers;
• hydrophobization of mineral materials;
• improving adhesion of organic polymers to inorganic surfaces;
• composite materials;
• functional coatings;
• systems requiring the formation of an organic-inorganic network.

Applications

The product can be used in:

• production of sol-gel compositions;
• paint, coating, and protective systems;
• manufacturing of composites;
• treatment of pigments and fillers;
• materials where reduced water absorption is required;
• technologies where adhesion and hydrophobic properties are important.

Main Properties

• clear, colorless liquid;
• low viscosity;
• high reactivity;
• high hydrolytic sensitivity;
• good solubility in organic solvents;
• hydrolyzes upon contact with water.

How Methyltriethoxysilane Works

The three ethoxy groups in MTES can hydrolyze to form silanol groups, which then undergo condensation to form a three-dimensional siloxane structure. This is why methyltriethoxysilane is used as a functional silane component in sol-gel systems and in surface treatment applications.

The reaction rate depends on pH, temperature, catalyst, and process conditions.

Important Note on Water and Moisture

Methyltriethoxysilane is moisture-sensitive. Upon contact with water, it does not simply dissolve but undergoes hydrolysis. Therefore, when working with the product, the following are important:

• dry storage conditions;
• airtight containers;
• moisture control during use;
• proper selection of solvent and catalyst for the specific process.

Main Technical Characteristics

• Chemical formula: (CH3CH2O)3Si-CH3
• Empirical formula: C7H18O3Si
• CAS: 2031-67-6
• Molecular weight: 178.30 g/mol
• Appearance: clear, colorless liquid
• Density at 20°C: 0.895–0.90 g/cm³
• Boiling point: 140–143°C
• Melting point: below -40°C
• Refractive index nD20: 1.383
• Viscosity at 25°C: about 0.8 mm²/s
• Solubility in water: practically insoluble, hydrolyzes
• Solubility in organic solvents: good
• Purity: above 98–99%
• Hydrolytic sensitivity: high

Advantages

• suitable for sol-gel technologies;
• can be used for forming siloxane structures;
• provides hydrophobic properties to materials;
• useful for modifying the surface of fillers and pigments;
• can improve adhesion in organic-inorganic systems;
• combines alkoxysilane reactivity with a hydrophobic methyl group.

Precautions

Methyltriethoxysilane should not be described as a simple solvent or a neutral additive. It is a reactive silane that is sensitive to moisture. For proper use, the following should be taken into account:

• reaction with water and atmospheric moisture;
• possible change in properties if stored improperly;
• the need for process-specific selection of hydrolysis and condensation conditions;
• the need to follow proper handling rules for organosilane products.

Storage

The product should preferably be stored:

• in tightly closed containers;
• in a dry place;
• with minimal contact with moisture;
• away from conditions where the product or packaging may become wet.

Who This Product Is Suitable For

Methyltriethoxysilane is suitable for companies and technologists working with:

• sol-gel systems;
• hydrophobization of mineral surfaces;
• fillers and pigments;
• composite materials;
• coatings;
• silane surface modifiers;
• systems where improved adhesion between organic and inorganic phases is required.

Conclusion

Methyltriethoxysilane (MTES) is a reactive alkoxysilane for sol-gel technologies, surface modification, hydrophobization, and adhesion improvement in composite and coating systems. Its key features are three hydrolyzable ethoxy groups, a hydrophobic methyl group, and high sensitivity to moisture. These properties make the product suitable for forming siloxane structures and for functional modification of materials.

The Methyltriethoxysilane (MTES) message appeared first on Novohim.

In industry

K-17 conservation oil can be purchased in Kharkiv at the Novohim online chemical reagents store.

It forms a uniform and durable protective film that reliably prevents the effects of moisture, air and aggressive environments during storage or transportation of products. K-17 preservative oil is widely used in mechanical engineering, metalworking, warehouses and industrial enterprises.

Areas of application for conservation oil include the automotive and aviation industries, energy, shipbuilding, the agricultural sector, repair shops and logistics complexes. The product is suitable for the conservation of parts, mechanisms, assemblies, tools and equipment that are not in use for long periods of time.

The product is easy to apply, adheres well to the surface and, if necessary, can be easily removed before further work. Conservation oil has a stable composition that provides a long-lasting anti-corrosion effect. K-17 lubricant is suitable for ferrous and non-ferrous metals.

More industrial oils can be found at the link, Industrial oil I-20

More industrial oils can be found at the link. Spindle oil

Advantages of using conservation oil:

1. High anti-corrosion efficiency.
2. Easy to apply.
3. Easy to remove before commissioning.
4. Economical consumption.

Follow the link and view all products from the Cutting fluids and Coolants catalogue.

Follow the link and view all products from the Industrial Chemistry catalogue.

K-17 conservation oil can be purchased from the Novohim warehouse in Kharkiv or with delivery to Kyiv, Dnipro, Odesa, Kherson, Zaporizhzhia, Lviv, Ternopil and throughout Ukraine.

The Conservation oil K-17 message appeared first on Novohim.

Defender Oil 205 low viscosity oil-based cutting fluid for honing can be purchased for metalworking from the Novohim online chemical reagents store.

This is a ready-to-use cutting fluid that, thanks to its low viscosity, is ideal for operations such as honing and polishing steel and cast iron products.

Defender OIL 205 oil-based cutting fluid for honing is a non-water-miscible liquid made from highly refined oil. In addition, if you buy Defender Oil oil-based cutting fluid for honing, you will receive a reinforced complex of anti-oxidant, anti-corrosion and detergent additives.

Defender Oil series oil-based cutting fluids are distinguished primarily by their unique properties. Firstly, they are lubricating, and secondly, they are anti-corrosive. Recommended for processing ferrous metals:

• cast iron
• low-alloy steel
• medium-alloy steel

Defender Oil 205, a non-water-miscible, low-viscosity oil-based cutting fluid, demonstrated excellent results in operations:

1. Honning
2. Finishing grinding
3. Polishing
4. Superfinishing, finishing
5. Turning

Store the coolant at a temperature of +5°C or higher.

Oil-based cutting fluid for honing is part of the premium-class cutting fluid range. Defender Oil 205 oil-based cutting fluid can be purchased alongside Defender ‘Pro’ universal water-miscible cutting fluids and Defender ‘Light’ cutting fluids from Novohim.

The price of oil-based cutting fluid fully justifies its usefulness and wide range of applications in complex metalworking operations.

Defender Oil 205 oil-based cutting fluid for honing can be purchased from the Novohim warehouse in Kharkiv and delivered to Kyiv, Zaporizhzhia, Poltava, Sumy, Kherson, Vinnytsia and throughout Ukraine.

The Defender OIL 205 oil-based cutting fluid for honing message appeared first on Novohim.

Vacuum oil application

In the industry

Vacuum oil VM-4 buy in Kharkiv in the online shop of chemicals Novohim.

Vacuum oil by its composition refers to purified specialised oils used in forevacuum pumping equipment as well as in oil-sealed mechanical vacuum pumps. No additives. It has average kinematic viscosity at 50°C 48-57 mm²/s according to GOST.

Vacuum oil is used on high-performance vacuum-forming equipment. For example, it can be rotary, piston or liquid ring positive displacement pumps, etc.

Given the special operating conditions of pumping equipment where vacuum oil is used, there are a number of requirements to its characteristics, namely:

• composition stability
• narrow fractional composition
• low evaporation
• viscosity values

More industrial oils can be seen at the link, Industrial Oil I-20

More industrial oils can be seen at the link. Spindle oil

Advantages of using Vacuum Oil:

1. Versatility. Can be used as lubricant, seal and working fluid.
2. Low volatility.
3. Long service life.
4. Stability of composition.
5. Provides operating efficiency and protection against equipment wear.

Follow the link and see all the products from the Coolants catalogue

Follow the link and see all the products from the Industrial chemicals catalogue

Vacuum oil VM-5 can be bought from the warehouse of Novohim Company in Kharkiv or with delivery in Kyiv, Dnipro, Odesa. Kherson, Zaporizhzhia, Lviv, Ternopil and all over Ukraine.

The Vacuum oil message appeared first on Novohim.

Industrial oil I-5A application

In mechanical engineering and metalworking

Industrial oil I-5A in Kharkiv you can buy in the online shop of chemicals Novohim.

Industrial oil I-5A by its composition belongs to distillate and residual oils or their mixtures. It has no additives in its composition. It has average kinematic viscosity at 40°C 6-8 mm2/s according to GOST.

It can be used for industrial machines and mechanisms of low load. In addition, it is used on industrial equipment that does not have high technological requirements to the composition of oil (lubricating or hydraulic fluid). For example, it can be mechanisms or machines for construction or road works, industrial presses, machine tools, sliding guides, etc.

As for the use of industrial oil on machine tools, it is also necessary to take into account that due to the absence of appropriate additives in its composition, the requirements for heat dissipation, anti-corrosion, anti-foaming, anti-oxidation protection of such machines should also be absent. This information is obligatory specified in the equipment documentation.

Follow the link and read how to make cutting fluide with your own hands

If the requirements are high, e.g. for CNC machines, automatic and semi-automatic machines, then in this case high-tech coolants with all the above-mentioned additives are used as a lubricating fluid. These can be synthetic, semi-synthetic fluids or emulsols with increased oil content.

Click on the link and see all products from the Lubricants and Coolants catalogue

Advantages of industrial oil I-5A:

1. No mechanical impurities in the composition
2. No solvents
3. Can be used in vehicles and stationary mechanisms
4. Possesses good lubricating properties
5. Can be used in mechanisms of different types of load and travel speeds

Click on the link and see all products from the Industrial Chemicals catalogue

Industrial oil I-5A can be bought from the warehouse of Novohim Company in Kharkiv or with delivery in Kyiv, Dnipro, Odesa. Kherson, Zaporizhzhia, Lviv, Ternopil and all over Ukraine.

The Industrial oil I-5A / Spindle oil message appeared first on Novohim.

Anti-ice liquid bischofite to buy in Kharkiv for anti-ice treatment of road surfaces can be purchased in the online shop of chemicals Novohim.

Liquid magnesium chloride is a modern, effective anti-icing agent, which has significant advantages among other similar agents.

Liquid Anti-ice is recommended for treatment of road surface in winter on highways, pavements, city roads; road surface in cottage settlements, private households, adjacent territories of airports, directly runways, houses, industrial enterprises, schools, boarding houses, hospitals, sanatoriums, kindergartens and other public institutions. A significant advantage of bischofite-based liquid de-icing agent is the possibility to use it to remove ice on tram and railway tracks and structures with reinforced concrete and reinforcement.

Advantages of liquid bischofite:

1. Easy to apply – Does not require sophisticated machinery or physical strength, saves time, human and economic resources.
2. Ecological – Does not harm plants, lawns or animals when applied to soil. It is natural and safe for the environment.
3. Effective – Rapid penetration and breakdown of ice (10-40 minutes after application). Depending on ice thickness and air temperature.
4. Economical – Treatment is sufficient for several days, the product has a long-lasting effect.
5. Safe for materials – No negative impact on asphalt, rubber, concrete products, material

Click on the link and see all products from the Industrial Chemicals catalogue

Anti-ice liquid bischofite can be bought at the warehouse of Novohim Company in Kharkiv or with delivery in Kyiv, Dnipro, Zaporizhzhia, Kherson, Poltava, Sumy, Vinnytsia and all over Ukraine.

The Liquid Bischofite / Liquid Magnesium Chloride Anti-ice message appeared first on Novohim.

Industrial oil I-40 application

In mechanical engineering and metalworking

Industrial oil I-40 to buy in Kharkiv you can buy in the online shop of chemicals Novohim.

Mineral oil I-40 is one of the most popular lubricants used for hydraulic systems of industrial equipment, including automatic lines, machine parks, presses, road machines, etc. Industrial oil I-40 can be purchased for use on any industrial equipment that does not have special requirements for lubricants.

The most important condition in an industrial plant is undoubtedly special attention to the quality lubrication of loaded and rubbing parts of the equipment. When such mechanisms work “on dry” it is possible to get quick wear and tear or complete failure of expensive machines as a result. When using industrial oils I-40 and I-20 as a working fluid, the wear of equipment is reduced by more than 80%.

I-40 oil is recommended for light- and medium-loaded equipment.

Click on the link and see all products from the Lubricants and Coolants catalogue

Advantages of industrial oil I-40:

1. No mechanical impurities in the composition
2. Suitable for use in vehicles and stationary machinery
3. Serves as a hydraulic and lubricating fluid
4. Can be used in mechanisms of different load types and travel speeds
5. Ideal working temperature range -5°C – +75°C

Click on the link and see all products from the Industrial Chemicals catalogue

Industrial oil I-40 can be bought from the warehouse of Novohim Company in Kharkiv or with delivery in Kyiv, Dnipro, Odesa. Kherson, Zaporizhzhia, Lviv, Ternopil and all over Ukraine.

The Industrial oil I-40 message appeared first on Novohim.

Industrial oil I-20 application

In mechanical engineering and metalworking

Industrial oil I-20 to buy in Kharkiv you can buy in the online shop of chemicals Novohim

Industrial oil is the most universal of the whole range of industrial oils. It has an average kinematic viscosity at 40°C of 29-35 mm2/s according to GOST and is suitable for machines and mechanisms of different types of load and running speed.

In addition, it is used on industrial equipment that does not have high technological requirements for oil composition (lubricating or hydraulic fluid). For example, it can be mechanisms or machines for construction or road works, industrial presses, machine tools, sliding guides, etc.

As for the use of industrial oil on machine tools, it is also necessary to take into account that due to the absence of appropriate additives in its composition, the requirements for heat dissipation, anti-corrosion, anti-foaming, anti-oxidation protection of such machines should also be absent. This information is obligatory specified in the equipment documentation

If the requirements are high, e.g. for CNC machines, automatic and semi-automatic machines, then in this case high-tech coolants with all the above listed additives are used as a lubricating fluid. These can be synthetic, semi-synthetic fluids or emulsols with increased oil content.

Click on the link and see all products from the Lubricants and Coolants catalogue

Advantages of industrial oil I-20:

1. No mechanical impurities in the composition
2. Suitable for use in vehicles and stationary machinery
3. Serves as a hydraulic and lubricating fluid
4. Can be used in mechanisms of different load types and travel speeds
5. Ideal working temperature range -5°C – +75°C

Click on the link and see all products from the Industrial Chemicals catalogue

Industrial oil I-20 can be bought from the warehouse of Novohim Company in Kharkiv or with delivery in Kyiv, Dnipro, Odesa. Kherson, Zaporizhzhia, Lviv, Ternopil and all over Ukraine.

The Industrial oil I-20 A message appeared first on Novohim.

For pool water treatment

You can buy pool algicide from Novohim online chemical shop – an effective remedy against algae, fungi and mould.

Colouring of water, appearance of greenery, overgrowth of walls in the pool – unpleasant problems of owners of private pools. To avoid the situation when you have to completely drain the water, wash and clean the surfaces, it is necessary to initially properly prepare your pool for use.

Read the link: How to properly prepare the pool water for safe swimming

Several conditions are necessary for the algicide to effectively purify water and work:

1. The pH of the pool water should be between 7.2 and 7.4 units.
2. Use of basic disinfectants containing chlorine or active oxygen. For example sodium hypochlorite, chlorine tablets or hydrogen peroxide.
3. Use filtration equipment.

pH is a key indicator of water quality. When it is normal, the occurrence of turbidity, algae, corrosion and other nuisances in the pool is minimised.

Initial chlorine shock treatment and further preventive use of disinfectants will prevent the initial germination of microorganisms and the appearance of greenery.

The use of a sand filter will help to clean the water in time from suspended solids and turbidity and prevent a favourable environment for the reproduction of algae and other pathogenic flora.

Algicide or algaecide to buy will be useful to target and eliminate algae cells.

Dose of algicide application:

for initial treatment – 500ml per 10 cubic metres of water

for further prophylaxis – 100ml per 10 cubic metres of water.

The algicide can be applied once a week for preventive purposes. Algicide should be poured into the water around the entire perimeter of the pool.

Algicide application rates are generally recommended and can be changed individually.

Avoid contact of the preparation with skin or eyes. use personal protective equipment.

Advantages of using the preparation Algicide:

• The product effectively destroys the cell structure of algae, fungi and moulds
• Algicide prevents the appearance of greens and microorganisms
• The product is economical to use
• Compatible with all filtration equipment
• In dissolved form, the algicide can be used with any pool water treatment product.

A comprehensive approach to pool water treatment will allow you to enjoy pleasant bathing for a long time without water turbidity, algae and suspended solids.

Follow the link and see all pool water treatment products

You can buy pool algicide from Novohim Company warehouse in Kharkiv or with delivery in Kyiv, Dnipro, Sumy, Poltava, Zaporizhzhia, Kamensk, Kherson and all over Ukraine.

The Pool Algicide / Pool Algae Remover message appeared first on Novohim.

You can buy liquid flocculant for swimming pools in Novohim’s online chemical shop.

Floc is a coagulant based on aluminium salts, designed for cleaning and clarification of turbid water.

In swimming pools

Liquid Flock is a fast-acting liquid coagulant designed to effectively clarify cloudy pool water. It also has the ability to successfully improve water filtration.

Instructions for use of the liquid flocculant

Liquid coagulant based on aluminium salts is quite economical. For successful clarification of cloudy pool water it is enough to add the preparation in the amount of 50 ml per 1 cubic metre of water – for initial treatment. For subsequent treatments – add 100-150ml per 10 cubic metres of water. Frequency of treatment – once a week.

However, it should be remembered that the amount indicated is an average recommendation and requires individual adjustment for each specific case. The exact amount of the substance is determined taking into account the water hardness level, the desired water temperature and the level of swimming pool use. The dosage will be increased or decreased according to these and other parameters.

IMPORTANT! Liquid coagulant based on aluminium salts should be used at neutral pH level, which is within the range of 7.1-7.4 units. In addition, the amount of free chlorine within 0.3-0.6 mg/dm3.

Instructions for the application of liquid flock:

1. Liquid Flock must be pre-diluted in an additional container
2. Then, introduce into the water around the perimeter of the pool with the circulation system switched on
3. 20-30 minutes after applying the product to the water, the circulation system should be switched off and the pool should be left for 12 hours
4. After which time the sediment that has fallen to the bottom of the pool is vacuumed up.

Follow the link and see all products from the Pool Chemistry category

Read the link – how to prepare the water in a swimming pool

Liquid flocculant for swimming pool can be bought from the warehouse of Novohim Company in Kharkiv or with delivery in Kyiv, Dnipro, Sumy, Poltava, Zaporizhzhia and all over Ukraine.

The Liquid Pool Flocculant / Liquid Flock message appeared first on Novohim.