Water soluble rapid prototyping support and mold material
US6228923A · kind A · utility
214Cited by
15References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 11, 1998 |
| Grant date | May 8, 2001 |
| Priority date | — |
| Expiry date | Jun 11, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L79/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Formation of polymeric prototype elements is effected by high pressure and high temperature extrusion of selected materials onto a plate as a ribbon of liquefied polymer comprising poly(2-ethyl-2-oxazoline) and a polar polymer is discharged in a programmed pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.