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

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