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    • 35. 发明申请
    • 3D PRINTING WITH PHT BASED MATERIALS
    • 3D打印与基于PHT的材料
    • US20160046755A1
    • 2016-02-18
    • US14461813
    • 2014-08-18
    • INTERNATIONAL BUSINESS MACHINES CORPORATION
    • Dylan J. BODAYJeannette M. GARCIAJames L. HEDRICKAlshakim NELSONRudy J. WOJTECKI
    • C08G12/08B29C67/00
    • C08G12/08B29C64/106B29K2061/20B33Y10/00B33Y70/00
    • This application describes methods of forming an object. The methods described include flowing a polyhemiaminal (PHA), polyhexhydrotriazine (PHT), or polyoctatriazacane (POTA) precursor mixture to a nozzle of a 3D printer, heating the PHA, PHT, or POTA precursor to a temperature of at least 50° C., dispensing the PHA, PHT, or POTA precursor in a pattern; and, hardening the PHA, PHT, or POTA precursor into a polymer. The PHA and PHT polymers are formed by reacting a primary diamine with a formaldehyde-type reagent. The POTA polymer is formed by reacting a primary diamine with a formaldehyde-type reagent and formic acid. The objects formed using the methods described herein may be made of a single polymer, a single polymer type using multiple diamine monomers, or a mixture of PHA, PHT, and/or POTA polymers with different desired physical properties.
    • 本应用程序描述了形成对象的方法。 所描述的方法包括使聚柠檬酸(PHA),聚己二氢三嗪(PHT)或聚辛硫恰(POTA)前体混合物流动到3D打印机的喷嘴,将PHA,PHT或POTA前体加热到至少50℃的温度。 以图案分配PHA,PHT或POTA前体; 并将PHA,PHT或POTA前体硬化成聚合物。 PHA和PHT聚合物通过使伯胺与甲醛型试剂反应形成。 POTA聚合物通过使伯胺与甲醛型试剂和甲酸反应而形成。 使用本文描述的方法形成的物体可以由单一聚合物,使用多种二胺单体的单一聚合物类型或具有不同所需物理性质的PHA,PHT和/或POTA聚合物的混合物制成。