The impact of polysilazane coating on the environment to be analyzed from multiple aspects:

The impact during the production process
In the production stage of polysilazane coatings, if the production process is not properly controlled, it may have certain environmental impacts. For example, the use of some organic raw materials involved in the production process, if leaked or evaporated, may be emitted into the atmosphere, causing air pollution. Moreover, improper disposal of some organic solvents may also contaminate soil and water bodies. However, currently legitimate manufacturers will follow strict environmental regulations, adopt advanced production processes and environmental protection equipment, such as installing efficient waste gas treatment devices to collect and treat volatile organic waste gas to meet emission standards; For production wastewater, professional purification treatment will also be carried out to reduce the pollutant content before discharge, in order to minimize the adverse impact on the environment.

The impact during use
When using polysilazane coatings in shipbuilding and other application scenarios, organic solvents will evaporate during the coating process. If the ventilation conditions at the construction site are poor, these volatile organic solvents may accumulate in the local environment, which may have a certain impact on the surrounding air quality, such as causing odors and increasing the concentration of volatile organic compounds (VOCs). But as long as the construction site is well ventilated according to regulatory requirements, equipped with necessary ventilation equipment such as exhaust fans, ventilation ducts, etc., and volatile gases are promptly discharged outdoors, the impact on the surrounding ambient air can be effectively reduced.
In addition, from the perspective of the ultimate fate of coatings, when objects such as ships that have been coated with polysilazane coatings reach their service life and are dismantled or discarded, if the coatings are not properly disposed of, the residual polysilazane materials may slowly decompose, releasing some small molecular substances into the environment. However, efforts are also being made to promote the recycling and utilization of coatings, as well as the development of environmentally friendly biodegradable polysilazane coatings, in order to better address this potential environmental issue.

Environmental advantages compared to traditional coatings
Compared to some traditional organic coatings, polysilazane coatings have a certain degree of environmental friendliness. For example, some traditional coatings contain heavy metal pigments (such as lead, chromium, etc.), which can be released into the environment during use as the coating ages and peels off, causing heavy metal pollution and endangering the soil and water ecological environment. And polysilazane coatings usually do not contain such heavy metal components, so from this perspective, the potential harm to the environment is relatively smaller. Moreover, due to its excellent performance, polysilazane coatings can reduce the usage and replacement frequency of coatings in many cases, indirectly reducing the overall environmental pressure caused by coating production, use, and disposal.

Room termperature curing polysilazane, pls check IOTA 9150, IOTA 9150K.       
High termperature curing polysilazane, pls check IOTA 9108, IOTA 9118.