Mineral fibres degradable in physiological medium
Abstract
Abstract Translated from French La présente invention concerne des compositions de fibres minérales susceptibles de se dégrader au contact d'un milieu physiologique. The present invention relates to mineral fiber compositions liable to degrade on contact with a physiological medium. Des compositions avantageuses comprennent les constituants suivants, selon des proportions pondérales définies ci-après : la somme Ca0 + Mg0 + Fe₂0₃ demeurant supérieure à 25 %, ainsi que les oxydes Na₂O et K₂O, dont la somme des pourcentages reste inférieure à 7 %. Advantageous compositions comprise the following constituents, according to weight proportions defined below: the sum Ca0 + Mg0 + Fe₂0₃ remaining greater than 25%, as well as the oxides Na₂O and K₂O, the sum of the percentages of which remains less than 7%.
Inventors
- 👤 Sylvie Thelohan
- 👤 Alain De Meringo
- 👤 Hans Furtak
- 👤 Wolfgang Holstein
Bibliographic Details
Claims Analysis
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