US 10,889,072 B2
Method for pre-preg manufacturing
Hardik Dalal, Seattle, WA (US); Alain A. Adjorlolo, Shoreline, WA (US); Adam F. Gross, Santa Monica, CA (US); Andrew P. Nowak, Los Angeles, CA (US); Brad Andrew Coxon, Everett, WA (US); Kurtis Willden, Kent, WA (US); Daniel M. Rotter, Lake Forest Park, WA (US); Stephen Lee Metschan, Black Diamond, WA (US); and Berryinne Decker, Macedonia, OH (US)
Assigned to The Boeing Company, Chicago, IL (US)
Filed by The Boeing Company, Chicago, IL (US)
Filed on Jun. 3, 2019, as Appl. No. 16/430,092.
Application 16/430,092 is a continuation in part of application No. 15/163,180, filed on May 24, 2016, granted, now 10,308,000.
Prior Publication US 2019/0283341 A1, Sep. 19, 2019
This patent is subject to a terminal disclaimer.
Int. Cl. B29C 70/30 (2006.01); C09J 7/38 (2018.01); B29C 33/68 (2006.01)
CPC B29C 70/30 (2013.01) [B29C 33/68 (2013.01); C09J 7/38 (2018.01); C09J 2203/00 (2013.01)] 20 Claims
OG exemplary drawing
1. A method of making a composite part, the method comprising:
covering a mold tool for a composite part with a parting film, the parting film comprising:
a polymer sheet having a first major surface and a second major surface; and
a first adhesive disposed on the first major surface of the polymer sheet, the first adhesive adhering the polymer sheet to the mold tool;
laying up at least one layer of pre-preg on the parting film covering the mold tool to form a laid-up composite part;
removing the laid-up composite part from the parting film; and
repeating the laying up and the removing the laid-up composite part a plurality of times without removing the parting film from the mold tool.