Patent ID: 11969918
Assignee: NEXA3D APS
Field: Other special machines (Mechanical engineering)
Classification: CPC B  Y | IPC B

Claim 6:
7. A sacrificial additively manufactured mold comprising a mold cavity enclosed by an outer shell, the mold cavity having an inlet and an outlet, and the outer shell consisting of a radiation-cured dissolvable material which (a) in its uncured form is a selectively-cured resin or mixture of resins, and (b) when cured can withstand plastic melt temperatures in the range of 70-450 degrees C. and injection pressures in the range of 0.2-400 MPa, wherein the radiation-cured dissolvable material is additively manufactured to create the sacrificial additively manufactured mold, wherein the radiation-cured dissolvable material includes a polymer having cross-linked structures that are soluble.