Polycarbonate resin composition for 3D printing and 3D printing filament comprising same
US12122910B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2019 |
| Grant date | Oct 22, 2024 |
| Priority date | — |
| Expiry date | Nov 18, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C64/118
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a polycarbonate resin composition for 3D printing and a 3D printing filament comprising same and, more specifically, to a polycarbonate resin composition for 3D printing and a 3D printing filament comprising same, the polycarbonate resin composition comprising a specific combination of a polycarbonate (PC) resin, a polybutylene terephthalate (PBT) resin, a superplasticizer, and an impact modifier, wherein the polycarbonate resin retains superior mechanical properties while particular properties, such as an output performance, a winding property, and an anti-shrinkage property, required for 3D printing filaments, are excellently balanced.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.