Polyaromatic resin faced honeycomb panel and method for making same
Abstract
Abstract A HONEYCOMB PANEL WITH NON-FLAMMABLE FACE SHEETS MADE OF GLASS CLOTH IMPREGNATED WITH A POLYAROMATIC RESIN SUCH AS POLYIMIDE IS DISCLOSED. A VACUUM BAG LAYUP ARRANGEMENT HAVING STACKED IN ORDER ON A PLATEN A TEFLON CLOTH, A FACE SHEET, A BONDING AGENT MADE OF A THIN FILM OF EPOXY TYPE RESIN, A HONEYCOMB CORE, ANOTHER FILM OF BONDING AGENT, ANOTHER FACE SHEET, AND ANOTHER TEFLON CLOTH. A BLEEDER FABRIC MADE OF GLASS CLOTH IS PROVIDED TO MAKE CONTACT WITH THE TEFLON CLOTH AND THE EVACUATION CONNECTION FOR THE VACUUM BAG. THE BAG HAS ITS EDGES SEALED TO THE PLATEN AND THEN EVACUATED. WHILE A VACUUM IS MAINTAINED WITHIN THE BAG THE EPOXY IS HEAT-CURED AND THEN THE POLYIMIDE IS HEAT-CURED.
Inventors
- 👤 Stanley Y Yoshino
Bibliographic Details
Claims Analysis
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