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Sustainability

Purified precursors of KIMW-F –
Because purity makes the difference

Research

Sustainably processed, specifically applicable

Organometallic precursors such as molybdenum hexacarbonyl (CAS No. 13939-06-5) and tungsten hexacarbonyl (CAS No. 14040-11-0) are key starting materials for modern coating and materials technologies. They are used worldwide in industrial processes that require high-purity metallic layers, precisely controlled material structures, or high-performance catalysts. Particularly in processes such as chemical vapor deposition (CVD) or atomic layer deposition (ALD) and related coating technologies, these compounds serve as a reliable source of metal for the production of functional metallic layers.

 

As a specialized supplier, the non-profit KIMW Forschungs-GmbH provides high-purity organometallic precursors for industrial research, process development, and series production. Our products help companies establish stable coating processes, achieve reproducible material properties, and efficiently transfer new technologies into industrial applications.

Hexacarbonyls in use –
versatile and effective

Thanks to their high purity, well-defined chemical structure, and excellent vaporization properties, these metal carbonyl precursors are ideally suited for applications where reproducible processes and precise material properties are critical. Manufacturers across various high-tech industries use these materials to develop and produce high-performance components and to optimize production processes.

 

Among the most important fields of application is semiconductor technology, where organometallic precursors are used to deposit thin metal films and contact structures. Chemical engineering utilizes precursors, for example, in the development of specialized coatings or process innovations. Compounds such as molybdenum hexacarbonyl and tungsten hexacarbonyl also play an important role in catalysis, for example in the development of efficient catalysts for chemical reactions. Another significant application area is olefin production, where metal-based catalysts make a decisive contribution to the efficiency of petrochemical processes.

 

In addition, these precursors are also used in technologically demanding industries such as aerospace. There, they are used, among other things, for temperature- and wear-resistant metallic coatings that must withstand high mechanical and thermal stresses.

In the FAQ below, you will find answers to frequently asked questions about molybdenum hexacarbonyl, tungsten hexacarbonyl, and other organometallic precursors—ranging from chemical properties and handling to typical applications in semiconductor technology, chemical engineering, catalysis, olefin production, and aerospace applications.

Metal carbonyls – expertise
from almost 100 years of experience

The manufacturing process for metal carbonyls was mentioned in technical literature in the 1930s to 1950s. Various sources reported on ways of producing the desired metal carbonyls with the corresponding yields. The use of so-called autoclaves is of decisive importance.

The reaction of metal chlorides to metal carbonyls is brought about by means of increased pressure and elevated temperatures. The development and manufacture of the corresponding autoclave technology was carried out by the KIMW research center after intensive development work. Lengthy and complex investigations of the reaction kinetics were necessary to ensure safe operation and achieve a high degree of purity (99.9%).

In particular, an understanding of the influence of reactor geometry and dynamic reaction control was developed, enabling a high degree of purification to be achieved. The KIMW research center now enables the short-term supply of purified metal hexacarbonyls for the European market.

Purified precursors –
More advantages, less risk

Very high degree of purity

Molybdenum hexacarbonyl (CAS number 13939-06-5) and tungsten hexacarbonyl (CAS number 14040-11-0) are purified by us in a special process. This achieves a purity level of 99.9 percent.

Fast availability

We guarantee very fast availability of our metal precursors. Once we receive your order with the desired delivery quantity, we will deliver the purified Carboyle to your desired address within just eight working days.

Purified in
Germany

The research center at the Plastics Institute in Lüdenscheid has been a renowned partner to industry for decades. They trust products from our company, which are processed in Germany and delivered in top quality.

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fast, easy, reliable

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Gemeinnützige KIMW Forschungs-GmbH
Phone: +49 2351 1064-139
E-Mail: mumme@kimw.de

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