COMPOSITIONS COMPRISING UNSATURATED CRYSTALLINE POLYESTER FOR 3D PRINTING

• Main Authors: SHIVANTHI E SRISKANDHA, VALERY M FARRUGIA, GUERINO G SACRIPANTE, EDWARD G ZALTZ
• Format: Patent
• Language: English; Japanese
• Published: 21.11.2019
• Subjects: ADDITIVE MANUFACTURING TECHNOLOGY; ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; CHEMISTRY; COMPOSITIONS BASED THEREON; GENERAL PROCESSES OF COMPOUNDING; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; WORKING-UP

To provide polymeric materials for 3D printing which are more rigid or more flexible than the currently used polyamide and have lower Tc and Tm.SOLUTION: An unsaturated polyester resin includes an ethylenically unsaturated monomer, a first diol monomer, and a second diol monomer.SELECTED DRAWING: Figure 1 【課題】現在使用されているポリアミドよりも剛性または可撓性が高く、より低いＴｃおよびＴｍを有する、３Ｄ印刷用ポリマー材料の提供。【解決手段】エチレン性不飽和モノマーと、第１のジオールモノマーと、第２のジオールモノマーと、を含む、不飽和ポリエステル樹脂。【選択図】図１