Patent · US Expired

Thermal/acoustic insulation product based on mineral wool

US7422990B2 · kind B2 · utility

0Cited by
11References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 12, 2001
Grant dateSep 9, 2008
Priority date
Expiry dateMar 11, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/656
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A thermal and/or acoustic insulation product, and an apparatus and the process for manufacturing the product. The product is based on mineral wool of the glass wool or rock wool type. The product has at least part of its external surface uncovered. The product is surface-treated over at least a portion of the external surface with a composition having softening properties and including at least one surfactant.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.