System and method for constructing composite building boards using thermoplastic films

• Main Authors: Boydston, Gerald D, Hauber, Robert J
• Format: Patent
• Language: English
• Published: 29.10.2019
• Subjects: BUILDING; BUILDING MATERIALS; FIXED CONSTRUCTIONS; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PERFORMING OPERATIONS; SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER; STRUCTURAL ELEMENTS; TRANSPORTING; WORKING CEMENT, CLAY, OR STONE

Disclosed are building board manufacturing techniques that minimize the build-up of slurry on associated forming equipment and also produce panels with enhanced physical properties. The methods involve applying a dissolvable film laminate to one or more fiber mats at the outset of the forming proces...