Patent · US Active

Method of printing a three-dimensional article

US10626237B2 · kind B2 · utility

0Cited by

9References

14Claims

0Family size

Assignee

DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

Roland Bayer · Walsrode, DE
Aleksander J. Pyzik · Midland, US
Sharon Allen · Midland, US

Key dates

Filing date	Mar 18, 2019
Grant date	Apr 21, 2020
Priority date	—
Expiry date	Mar 18, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2467/04
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A three-dimensionally printed article comprises a build material and a support material, the support material comprising a hydroxypropyl methylcellulose having a DS of at least 1.0 and an MS of at least 0.6, wherein DS is the degree of substitution of methoxyl groups and MS is the molar substitution of hydroxypropoxyl groups. The support material can be removed from the build material by contacting the support material with water.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.