How does Methyl orthosilicate (Tetramethoxy silane) affect workers’ health?

How does Methyl orthosilicate (Tetramethoxy silane) affect workers’ health?
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Methyl orthosilicate (C4H12O4Si) is a chemical widely used in various industries, but few know that it can seriously affect the health of workers. This article will help you better understand the impact of Methyl orthosilicate and effective measures to protect workers.

1. What is Methyl orthosilicate?

Methyl orthosilicate, with the chemical formula C4H12O4Si, is a silicon-containing organic compound commonly used in the ceramics, paint, and waterproofing industries. It is an ester of silicic acid, with methoxy groups (-OCH3) bonded to the silicon atom.

This substance readily hydrolyzes in water, forming silicic acid and methanol. Therefore, when exposed to a humid environment, methyl orthosilicate can react strongly and transform into other products, which creates special applications in the building materials and coatings industries. Methyl orthosilicate is also used in the production of heat-resistant materials, silica gels, and is a component in chemical reactions that help create important silicon bonds.

With its volatile nature and rapid reactivity, methyl orthosilicate can pose certain dangers to the health of workers if not used and stored correctly.

No. Chemical Name in Vietnamese Chemical Name in English HS Code CAS Number Chemical Formula
1. Metyl orthosilicat (Tetramethoxy silan) Methyl orthosilicate 29209090 681-84-5 C4H12O4Si

See more chemical safety training services according to Decree 113/2017/ND-CP

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2. Where does Methyl orthosilicate originate from in the production process?

During the production process, the source of methyl orthosilicate is mainly from the manufacturing and use of silicon-related compounds. When producing heat-resistant materials, protective coatings, or special paints, methyl orthosilicate is often used as a key component in chemical reactions. Specifically, it can be created through the reaction between methanol and silicon tetrahalide, a silicon-containing compound, under specific temperature and pressure conditions.

Additionally, methyl orthosilicate can also be generated during the production of materials such as waterproofing agents or silica gels when they react with water in the air or in an industrial environment. Products like paints, insulation materials, or catalysts in the petrochemical industry can also produce methyl orthosilicate as part of their manufacturing process.

In factories, when these compounds are used or transported, methyl orthosilicate can evaporate or be dispersed into the environment, affecting health.


3. Industries that use Methyl orthosilicate in production

Methyl orthosilicate is widely used in many different industries due to its special chemical properties. One of the industries that uses this chemical the most is the production of building materials, especially in the manufacturing of products such as cement, concrete, and heat-resistant materials. This substance helps to enhance the strength of these materials and improve their water resistance, especially in high-humidity environments.

In addition, methyl orthosilicate is also used in the paint and protective coatings industry. These components play an important role in creating durable, abrasion-resistant coatings that can withstand the effects of harsh environments. This chemical is also used in the silica gel manufacturing industry, used as a desiccant or as a material for producing filters and absorbent materials.

In the electronics manufacturing industry, methyl orthosilicate plays an important role in the production of electronic components, helping to protect electrical circuits from damage caused by external environmental factors. Furthermore, it also appears in the chemical and pharmaceutical industries, and even in water and industrial liquid treatment processes, thanks to its strong reactivity with water and its ability to create high-quality products from silicon.


4. How does Methyl orthosilicate affect workers?

Methyl orthosilicate can seriously affect the health of workers if not used and controlled properly during production. This substance can evaporate easily and form toxic vapors, causing respiratory problems for those exposed. When inhaling the vapors of methyl orthosilicate, workers may experience symptoms such as coughing, difficulty breathing, respiratory tract irritation, and even pneumonia. In cases of long-term exposure, the risk of developing respiratory diseases or lung damage may increase.

Additionally, methyl orthosilicate can also cause skin and eye irritation. When in direct contact with the skin, this substance can cause dermatitis, redness, itching, or even burns if contact is prolonged. For the eyes, if this substance splashes into them, it can cause a burning sensation, redness, and in severe cases, may lead to corneal damage.

Although methyl orthosilicate is not a direct carcinogen, continuous and prolonged exposure to this chemical can have adverse effects on the overall health of workers.


5. Permissible safe concentration of Methyl orthosilicate for human exposure

The permissible safe concentration of methyl orthosilicate for human exposure is regulated by international health and occupational safety organizations to protect workers’ health. According to international standards such as OSHA (U.S. Occupational Safety and Health Administration) and ACGIH (American Conference of Governmental Industrial Hygienists), the concentration of methyl orthosilicate in the air should not exceed a certain level to ensure it does not harm human health.

Specifically, OSHA sets the permissible exposure limit for methyl orthosilicate in the air at 100 ppm (parts per million) over an 8-hour workday. However, ACGIH recommends a maximum limit of 25 ppm, with a maximum exposure time of 8 hours. Maintaining this concentration helps to minimize the risk of adverse effects on the respiratory system, skin, and eyes of workers.

At a basic level, when working in an industrial environment, it is important to adhere to safety standards and limit exposure to Methyl orthosilicate (Tetramethoxysilane). Organizations such as the Occupational Safety and Health Administration (OSHA) in the United States provide guidelines and safety principles to protect workers from the negative impacts of chemical substances.


6. Measures to minimize the impact of Methyl orthosilicate on workers’ health

To minimize the impact of methyl orthosilicate on workers’ health, it is very important to implement strict protective and control measures in the workplace. First and foremost, occupational safety regulations must be strictly followed, including controlling the concentration of methyl orthosilicate in the air. Factories and production facilities need to be equipped with effective ventilation systems to reduce the concentration of this chemical in the air, creating a well-ventilated work environment and minimizing the risk of direct exposure.

In addition, using personal protective equipment is an indispensable measure. Workers need to wear specialized air-purifying respirators, safety goggles, and gloves when handling methyl orthosilicate or when working in an environment with high concentrations of the chemical. This equipment helps prevent chemical vapors from entering the body through the respiratory tract and skin, thereby minimizing the risk of harm.

Training workers on the potential hazards of methyl orthosilicate and protective measures is also a crucial part of occupational safety. Workers need to be instructed on how to use chemicals correctly, how to respond to incidents, and how to handle emergency situations.

Furthermore, regular health check-ups for workers are necessary, especially for those working in environments with a high potential for exposure to methyl orthosilicate. These measures help to detect early signs of health damage caused by the chemical, allowing for timely intervention, protecting the health of workers, and improving work efficiency.

Occupational safety training: Workers need to be trained and educated on the risks and safety measures when working with this type of chemical. This training should be provided periodically and regularly to ensure understanding and proper compliance with safety rules.

Periodically organize occupational environment monitoring in factories and enterprises, collect and analyze factors harmful to workers, and thereby adjust to reduce hazard levels to prevent occupational diseases for them.


7. National Occupational Environment Monitoring Center

Nam Viet’s Occupational Environment Monitoring Center is a professional unit specializing in monitoring and measuring the quality of the working environment across all provinces in Vietnam. With a team of experienced monitoring specialists, the center uses modern measuring equipment to ensure accuracy and reliability.

REGISTER FOR OCCUPATIONAL ENVIRONMENT MONITORING SERVICES

In addition to providing monitoring services, the center also assists clients in planning, handling, and tracking issues related to the occupational environment. With the motto “the customer is the center,” the center focuses on customer satisfaction, meets all customer needs, and is committed to providing the best solutions for businesses.

With investment in techniques, technology, and human resources, Nam Viet’s monitoring center has become one of the reputable units in the field of occupational environment monitoring in Ho Chi Minh City with the following objectives:

  • We always value our brand reputation and the quality of our products and services.
  • We provide our customers with the best and most suitable solutions possible.
  • With a team of experienced and specialized Masters and Engineers, we aim to protect the environment and benefit businesses.
Official letter from the Department of Health agreeing to the announcement of eligibility to conduct occupational environment monitoring activities
  • By choosing the Nam Viet Environmental Monitoring team, your company will receive professional service from experts in the monitoring field. You will also receive the best cost incentives.

8. Quotation for Occupational Environment Monitoring

To help businesses conduct occupational environment monitoring professionally and effectively, Nam Viet provides our customers with a quality and reasonably priced quotation for occupational environment monitoring services.

  • Our monitoring quotation provides detailed information on the pricing of the monitoring services we offer. This includes costs related to travel, measurement, analysis, and reporting of results. Customers can be completely assured of the accuracy and reliability of the monitoring result reports we provide.
  • We are committed to always offering the most competitive and reasonable prices on the market, and we are also always ready to provide consultation and answer any questions about our monitoring services quickly and professionally.
  • With Nam Viet’s monitoring quotation, customers can easily choose service packages that suit their needs. We are committed to bringing our customers the highest satisfaction with professional quality service.

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