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Improved quantification and calorific value determination of lightweight materials with X-ray fluorescence spectroscopy

Summary

Profile Type
  • Technology offer
POD Reference
TODE20230329017
Term of Validity
29 March 2023 - 29 March 2025
Company's Country
  • Germany
Type of partnership
  • Commercial agreement with technical assistance
  • Research and development cooperation agreement
Targeted Countries
  • All countries
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General information

Short Summary
The new analytical method of a German university allows quantification of elements with high atomic numbers in plastics, polymers, and substitute fuels. The technology makes determination of calorific value for plastics and substitute fuels very easy, quick, and precise. Unlike established near-infrared methods, this procedure measures not only the surface, but almost the entire volume of samples and determines the energy content. The university offers a license and/or a technology agreement.
Full Description
X-ray fluorescence analysis can be used to identify about 80 elements, giving it great popularity in the industrial areas of mining, refineries, and cement. Using it to analyze lightweight materials such as plastics has thus far been a challenge, since elements with low atomic numbers such as carbon, hydrogen, nitrogen, and oxygen generally do not radiate sufficient fluorescence, making it impossible to establish a sample matrix. So-called standardless methods for quantifying elements with high atomic numbers cannot be applied optimally without matrix composition information. Matrix-adjusted calibration materials are rarely available for quantitative methods.

The new analytical method of a German university allows quantification of elements with high atomic numbers in plastics, polymers, and substitute fuels. First, a multi-variant calibration is recorded and used to extract the precise matrix composition of samples and thus improve standardless quantification (see figure).

This procedure can also be used to simultaneously determine the energy content of the materials in question. The technology makes determination of calorific value for plastics and substitute fuels very easy, quick, and precise. Unlike established near-infrared methods, this procedure measures not only the surface, but almost the entire volume of samples and determines the energy content.

The university offers a license agreement to X-ray apparatus manufacturers, energy producers or companies active in the field of recycling. If there is interest in further development of the process, the university also offers technological cooperation.
Advantages and Innovations
Unlike established near-infrared methods, this procedure measures not only the surface, but almost the entire volume of samples and determines the energy content. Other advantages are:
- Combines elemental and caloric analysis
- Quickly determines energy content
- Determines elements in lightweight materials such as plastics
- Enhances analytical efficiency
- High analytical precision
Stage of Development
  • Lab tested
Sustainable Development Goals
  • Not relevant
IPR status
  • IPR applied but not yet granted
IPR notes
A German patent has been filed.

Partner Sought

Expected Role of a Partner
The university offers a license agreement to X-ray apparatus manufacturers, energy producers or companies active in the field of recycling. If there is interest in further development of the process, the university also offers technological cooperation.
Type and Size of Partner
  • SME 50 - 249
  • SME <=10
  • Other
  • SME 11-49
  • Big company
Type of partnership
  • Commercial agreement with technical assistance
  • Research and development cooperation agreement

Dissemination

Technology keywords
  • 10003004 - Recycling, Recovery
  • 10001006 - Protection against intoxication
  • 10001004 - Hazardous Materials
  • 10002013 - Clean Production / Green Technologies
Market keywords
  • 08004004 - Other pollution and recycling related
  • 06007001 - Other energy production
  • 05002001 - X-rays
Targeted countries
  • All countries