US 20200139427Al  c19)  United States  c12)  Patent Application Publication  HURKES et al.  c10)  Pub. No.: US 2020/0139427 Al  (43)  Pub. Date:  May 7, 2020  (54)  METHOD FOR PRODUCING  THREE-DIMENSIONALLY LAYERED  SHAPED BODIES  (71)  Applicant:  ASK Chemicals GmbH,  Hilden (DE)  (72)  Inventors:  Natascha BURKES,  Miinchengladbach  (DE);  Dennis BARTELS,  Dorsten  (DE);  Jens MULLER,  Haan (DE)  (21)  Appl. No.:  16/618,978  (22)  PCT Filed:  Jun. 5, 2018  (86)  PCT No.:  PCT/DE2018/100535  § 371 (c)(l),  (2) Date:  Dec. 3, 2019  (52)  U.S. Cl.  CPC .............  B22C 112246  (2013.01);  B33Y 70/10  (2020.01);  B22C 9/10  (2013.01);  B22C 9102  (2013.01)  (51)  Int. Cl.  B22C 1122  B22C 9102  B22C 9/10  (2006.01)  (2006.01)  (2006.01)  The invention relates to a method for producing three› dimensionally layered shaped bodies by means of layer-by› layer construction using a resin component which contains  at least one furane resin, and more than  5% by weight and  less than  50% by weight monomer furfuryl alcohol, and an  acid. The shaped bodies produced in this manner are suitable  inter alia as casting molds and casting cores for metal  casting.  Jun.  8, 2017  (DE) ..................... 10 2017 112 681.3  (30)  Foreign Application Priority Data  (57)  ABSTRACT  Publication Classification 