https://pubchem.ncbi.nlm.nih.gov/patent/EP-0296233-B1
Low density frothed mineral wool panel and method - Patent EP-0296233-B1 - PubChem
EP-0296233-B1 chemical patent summary.
https://pubchem.ncbi.nlm.nih.gov/patent/EP-1245560-B1
Composition for preparing frothed PVC foam - Patent EP-1245560-B1 - PubChem
EP-1245560-B1 chemical patent summary.
pvc foamcompositionpreparing