1 result for “Owens-Corning Fiberglas”
-
Patent · December 15, 1959 · page 7
Felted products and processes containing fibrous boehmite (US Patent 2,917,426, 1959)
In the document: …Twelve parts of ly agitated for about 60 seconds. The pH of the mix is Owens-Corning HT rotary glass fiber (approx. 0.0005 then to 3 with dilute sulfuric acid and sufficient inch in diameter…