Dual precursor resin systems for additive manufacturing with dual cure resins

JP Rolland, JD Cushen - US Patent 10,350,823, 2019 - Google Patents
A method of forming a dual cure three-dimensional object by additive manufacturing may be
carried out by mixing a first precursor liquid and a second precursor liquid to produce a …

Stereolithography system

D Castanon - US Patent 10,118,377, 2018 - Google Patents
A stereolithography system comprises an emitting device and a tank disposed above the
emitting device. The tank has a first optically transparent bottom wall and a second optically …

Wash liquids for use in additive manufacturing with dual cure resins

WR McCall, JP Rolland, CF Converse - US Patent 10,343,331, 2019 - Google Patents
A method of forming a three-dimensional object, which method includes a cleaning or
washing step, is carried out by:(a) providing a carrier and a fill level, and optionally an …

Method of additive manufacturing by fabrication through multiple zones

A Ermoshkin, D Shirvanyants… - US Patent 10,155,345, 2018 - Google Patents
A method of forming a three-dimensional object is carried out by:(a) providing a carrier and
an optically transparent member having a build surface, the carrier and the build surface …

Three dimensional printing adhesion reduction using photoinhibition

K Willis, BJ Adzima - US Patent 10,213,956, 2019 - Google Patents
Methods, systems, and apparatus, including medium-en coded computer program products,
for three dimensional print adhesion reduction using photoinhibition include, in one aspect …

Design and characterization of a novel series of geometrically complex intravaginal rings with digital light synthesis

R Janusziewicz, SJ Mecham, KR Olson… - Advanced materials …, 2020 - Wiley Online Library
Intravaginal rings (IVRs) represent a sustained‐release approach to drug delivery and have
long been used and investigated for hormones and microbicides delivery. For decades …

Methods and apparatus for additive manufacturing using extrusion and curing and spatially-modulated multiple materials

D Porter, A Cohen, PS Krueger, D Son - US Patent App. 15/876,945, 2018 - Google Patents
Methods and apparatus for additive manufacturing using extrusion and curing, and for multi-
material spatially-modulated extrusion-based additive manufacturing are described, in …

Methods of producing EPOXY three-dimensional objects from materials having multiple mechanisms of hardening

JP Rolland, K Chen, J Poelma, J Goodrich… - US Patent …, 2018 - Google Patents
A method of forming a three-dimensional object is carried out by:(a) providing a carrier and
an optically transparent member having a build surface, the carrier and the build surface …

Apparatus for fabrication of three dimensional objects

A Aghababaie, P Lin - US Patent 10,150,280, 2018 - Google Patents
An apparatus for bottom-up fabrication of three dimensional objects, the apparatus
comprising: a vat for a photosensitive polymer, the floor of the vat including a working …

Three dimensional printing adhesion reduction using photoinhibition

K Willis, BJ Adzima - US Patent 10,166,725, 2019 - Google Patents
Methods, systems, and apparatus, including medium-en coded computer program products,
for three dimensional print adhesion reduction using photoinhibition include, in one aspect …