BR112023027414A2 - Inserção de metal de baixa condutividade térmica com microestruturas de superfície - Google Patents

Inserção de metal de baixa condutividade térmica com microestruturas de superfície

Info

Publication number
BR112023027414A2
BR112023027414A2 BR112023027414A BR112023027414A BR112023027414A2 BR 112023027414 A2 BR112023027414 A2 BR 112023027414A2 BR 112023027414 A BR112023027414 A BR 112023027414A BR 112023027414 A BR112023027414 A BR 112023027414A BR 112023027414 A2 BR112023027414 A2 BR 112023027414A2
Authority
BR
Brazil
Prior art keywords
thermal conductivity
low thermal
metal insert
conductivity metal
surface microstructures
Prior art date
Application number
BR112023027414A
Other languages
English (en)
Inventor
Hao-Wen Chiu
Original Assignee
Essilor Int
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
Application filed by Essilor Int filed Critical Essilor Int
Publication of BR112023027414A2 publication Critical patent/BR112023027414A2/pt

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/00009Production of simple or compound lenses
    • B29D11/00317Production of lenses with markings or patterns
    • B29D11/00326Production of lenses with markings or patterns having particular surface properties, e.g. a micropattern
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/38Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3828Moulds made of at least two different materials having different thermal conductivities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/42Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
    • B29C33/424Moulding surfaces provided with means for marking or patterning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0025Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/37Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings
    • B29C45/372Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings provided with means for marking or patterning, e.g. numbering articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/72Heating or cooling
    • B29C45/73Heating or cooling of the mould
    • B29C45/7331Heat transfer elements, e.g. heat pipes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/00009Production of simple or compound lenses
    • B29D11/0048Moulds for lenses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0012Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular thermal properties
    • B29K2995/0013Conductive
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00Optical elements, e.g. lenses, prisms
    • B29L2011/0016Lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

inserção de metal de baixa condutividade térmica com microestruturas de superfície. a presente invenção refere-se a uma inserção de molde inclui uma pluralidade de microestruturas ao longo de uma superfície da inserção de molde e uma liga metálica, em que a liga metálica tem uma condutividade térmica entre 1 e 50 w/m-k, e em que a liga metálica tem um módulo entre 100 gpa e 1000 gpa.
BR112023027414A 2021-07-20 2022-07-18 Inserção de metal de baixa condutividade térmica com microestruturas de superfície BR112023027414A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21306021.3A EP4122689A1 (en) 2021-07-20 2021-07-20 Low thermal conductivity metal insert with surface microstructures
PCT/EP2022/070049 WO2023001754A1 (en) 2021-07-20 2022-07-18 Low thermal conductivity metal insert with surface microstructures

Publications (1)

Publication Number Publication Date
BR112023027414A2 true BR112023027414A2 (pt) 2024-03-12

Family

ID=77126728

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023027414A BR112023027414A2 (pt) 2021-07-20 2022-07-18 Inserção de metal de baixa condutividade térmica com microestruturas de superfície

Country Status (4)

Country Link
EP (1) EP4122689A1 (pt)
CN (1) CN117693424A (pt)
BR (1) BR112023027414A2 (pt)
WO (1) WO2023001754A1 (pt)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5958469A (en) * 1997-05-14 1999-09-28 Eastman Kodak Company Method for fabricating tools for molding diffractive surfaces on optical lenses
US6576162B2 (en) 2001-04-30 2003-06-10 Essilor International Compagnie Generale D'optique Method for injection molding of weld line free thermoplastic articles such as ophthalmic lenses
EP1604757B1 (en) * 2004-03-31 2008-12-24 Konica Minolta Opto, Inc. Manufacturing method of die for optical element molding
US11884032B2 (en) * 2017-12-19 2024-01-30 Hoya Lens Thailand Ltd. Production method for spectacle lens molding mold and production method for spectacle lens
WO2019166653A1 (en) 2018-03-01 2019-09-06 Essilor International Lens element

Also Published As

Publication number Publication date
EP4122689A1 (en) 2023-01-25
CN117693424A (zh) 2024-03-12
WO2023001754A1 (en) 2023-01-26

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