[go: up one dir, main page]

EP3972812A4 - Method of stabilizing a photohardening inhibitor-permeable film in the manufacture of three-dimensional objects - Google Patents

Method of stabilizing a photohardening inhibitor-permeable film in the manufacture of three-dimensional objects Download PDF

Info

Publication number
EP3972812A4
EP3972812A4 EP20809861.6A EP20809861A EP3972812A4 EP 3972812 A4 EP3972812 A4 EP 3972812A4 EP 20809861 A EP20809861 A EP 20809861A EP 3972812 A4 EP3972812 A4 EP 3972812A4
Authority
EP
European Patent Office
Prior art keywords
stabilizing
manufacture
dimensional objects
permeable film
photohardening inhibitor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20809861.6A
Other languages
German (de)
French (fr)
Other versions
EP3972812A1 (en
Inventor
Ali El-Siblani
Alexandr Shkolnik
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Global Filtration Systems Inc
Original Assignee
Global Filtration Systems Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US16/417,027 external-priority patent/US11220054B2/en
Application filed by Global Filtration Systems Inc filed Critical Global Filtration Systems Inc
Publication of EP3972812A1 publication Critical patent/EP3972812A1/en
Publication of EP3972812A4 publication Critical patent/EP3972812A4/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/255—Enclosures for the building material, e.g. powder containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/10—Processes of additive manufacturing
    • B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
    • B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
EP20809861.6A 2019-05-20 2020-05-19 Method of stabilizing a photohardening inhibitor-permeable film in the manufacture of three-dimensional objects Pending EP3972812A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/417,027 US11220054B2 (en) 2017-10-02 2019-05-20 Method of stabilizing a photohardening inhibitor-permeable film in the manufacture of three-dimensional objects
PCT/US2020/033557 WO2020236791A1 (en) 2019-05-20 2020-05-19 Method of stabilizing a photohardening inhibitor-permeable film in the manufacture of three-dimensional objects

Publications (2)

Publication Number Publication Date
EP3972812A1 EP3972812A1 (en) 2022-03-30
EP3972812A4 true EP3972812A4 (en) 2023-07-12

Family

ID=73459543

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20809861.6A Pending EP3972812A4 (en) 2019-05-20 2020-05-19 Method of stabilizing a photohardening inhibitor-permeable film in the manufacture of three-dimensional objects

Country Status (2)

Country Link
EP (1) EP3972812A4 (en)
WO (1) WO2020236791A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080231731A1 (en) * 2007-01-17 2008-09-25 Hull Charles W Imager and method for consistent repeatable alignment in a solid imaging apparatus
WO2017053783A1 (en) * 2015-09-25 2017-03-30 Carbon3D, Inc. Build plate assemblies for continuous liquid interphase printing having lighting panels and related methods, systems and devices
WO2019070380A1 (en) * 2017-10-02 2019-04-11 Global Filtration Systems, A Dba Of Gulf Filtration Systems Inc. Method of stabilizing a photohardening inhibitor-permeable film in the manufacture of three-dimensional objects

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5122441A (en) * 1990-10-29 1992-06-16 E. I. Du Pont De Nemours And Company Method for fabricating an integral three-dimensional object from layers of a photoformable composition
US8326024B2 (en) * 2009-04-14 2012-12-04 Global Filtration Systems Method of reducing the force required to separate a solidified object from a substrate
US8372330B2 (en) * 2009-10-19 2013-02-12 Global Filtration Systems Resin solidification substrate and assembly
SG11201610191PA (en) * 2014-06-23 2017-01-27 Carbon Inc Methods of producing polyurethane three-dimensional objects from materials having multiple mechanisms of hardening
US10166725B2 (en) * 2014-09-08 2019-01-01 Holo, Inc. Three dimensional printing adhesion reduction using photoinhibition

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080231731A1 (en) * 2007-01-17 2008-09-25 Hull Charles W Imager and method for consistent repeatable alignment in a solid imaging apparatus
WO2017053783A1 (en) * 2015-09-25 2017-03-30 Carbon3D, Inc. Build plate assemblies for continuous liquid interphase printing having lighting panels and related methods, systems and devices
WO2019070380A1 (en) * 2017-10-02 2019-04-11 Global Filtration Systems, A Dba Of Gulf Filtration Systems Inc. Method of stabilizing a photohardening inhibitor-permeable film in the manufacture of three-dimensional objects

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020236791A1 *

Also Published As

Publication number Publication date
WO2020236791A1 (en) 2020-11-26
EP3972812A1 (en) 2022-03-30

Similar Documents

Publication Publication Date Title
EP3850660A4 (en) Three-dimensional memory devices having through stair contacts and methods for forming the same
EP3691902A4 (en) METHOD FOR STABILIZING A LIGHT-CURING INHIBITOR-PERMEABLE FILM IN THE MANUFACTURING OF THREE-DIMENSIONAL OBJECTS
EP3419608A4 (en) A film composition and methods for producing the same
EP3575065A4 (en) Soluble material for three-dimensional molding
EP3284584A4 (en) Three-dimensional object modeling method and 3d printer
EP3864196A4 (en) Meniscus-confined three-dimensional electrodeposition
EP3757946A4 (en) Face modelling method and related product
EP3524410B8 (en) Apparatus for additively manufacturing three-dimensional objects
GB201913883D0 (en) Method of automating the manufacture of 3d printed objects
EP3478753A4 (en) Cellulose based film structure and method for producing the same
EP3950298A4 (en) Laminate, three-dimensional molded laminate, and method for producing three-dimensional molded laminate
EP3508290A4 (en) Method for manufacturing three-dimensional molding
EP3844814A4 (en) Three-dimensional memory devices and fabrication methods thereof
EP3815818A4 (en) Three-dimensional modeling device
EP3427870A4 (en) Three-dimensional molded object production method
EP3407097A4 (en) Anti-reflection film and method for producing same
EP3385070A4 (en) Antireflective film and manufacturing method therefor
EP3903990A4 (en) Three-dimensional layering device and method
EP3526044A4 (en) A method of forming 3d objects
EP3689585A4 (en) Soluble material for three-dimensional modeling
EP3825099A4 (en) Composition for three-dimensional shaping and method for producing dental article
EP3712974A4 (en) Film structure and method for producing same
EP4000930A4 (en) Three-dimensional molding machine
EP3878013A4 (en) Three-dimensional memory devices and fabrication methods thereof
EP3281964A4 (en) Composition for optical three-dimensional modeling and method for producing three-dimensional model using same

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20211220

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20230614

RIC1 Information provided on ipc code assigned before grant

Ipc: B33Y 30/00 20150101ALI20230607BHEP

Ipc: B29C 64/255 20170101ALI20230607BHEP

Ipc: B29C 64/135 20170101ALI20230607BHEP

Ipc: B29C 64/124 20170101AFI20230607BHEP

RIC1 Information provided on ipc code assigned before grant

Ipc: B33Y 30/00 20150101ALI20240528BHEP

Ipc: B29C 64/255 20170101ALI20240528BHEP

Ipc: B29C 64/135 20170101ALI20240528BHEP

Ipc: B29C 64/124 20170101AFI20240528BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20240711