GB2266856B - Encapsulation of lead frames - Google Patents

Encapsulation of lead frames

Info

Publication number
GB2266856B
GB2266856B GB9209664A GB9209664A GB2266856B GB 2266856 B GB2266856 B GB 2266856B GB 9209664 A GB9209664 A GB 9209664A GB 9209664 A GB9209664 A GB 9209664A GB 2266856 B GB2266856 B GB 2266856B
Authority
GB
United Kingdom
Prior art keywords
encapsulation
lead frames
frames
lead
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.)
Expired - Fee Related
Application number
GB9209664A
Other versions
GB9209664D0 (en
GB2266856A (en
Inventor
Jimmy Chew
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.)
Advanced Systems Automation Ltd Singapore
Original Assignee
Advanced Systems Automation Ltd Singapore
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 Advanced Systems Automation Ltd Singapore filed Critical Advanced Systems Automation Ltd Singapore
Priority to GB9209664A priority Critical patent/GB2266856B/en
Publication of GB9209664D0 publication Critical patent/GB9209664D0/en
Publication of GB2266856A publication Critical patent/GB2266856A/en
Application granted granted Critical
Publication of GB2266856B publication Critical patent/GB2266856B/en
Priority to HK98101857A priority patent/HK1002703A1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/50Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
    • H01L21/56Encapsulations, e.g. encapsulation layers, coatings
    • H01L21/565Moulds
    • 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
    • B29C45/03Injection moulding apparatus
    • B29C45/04Injection moulding apparatus using movable moulds or mould halves
    • 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
    • B29C45/14Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14639Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles for obtaining an insulating effect, e.g. for electrical components
    • B29C45/14655Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles for obtaining an insulating effect, e.g. for electrical components connected to or mounted on a carrier, e.g. lead frame
    • 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
    • B29C45/27Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701Details not specific to hot or cold runner channels
    • B29C45/2708Gates
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001Technical content checked by a classifier
    • H01L2924/0002Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
GB9209664A 1992-05-05 1992-05-05 Encapsulation of lead frames Expired - Fee Related GB2266856B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9209664A GB2266856B (en) 1992-05-05 1992-05-05 Encapsulation of lead frames
HK98101857A HK1002703A1 (en) 1992-05-05 1998-03-06 Encapsulation of lead frames

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9209664A GB2266856B (en) 1992-05-05 1992-05-05 Encapsulation of lead frames

Publications (3)

Publication Number Publication Date
GB9209664D0 GB9209664D0 (en) 1992-06-17
GB2266856A GB2266856A (en) 1993-11-17
GB2266856B true GB2266856B (en) 1995-12-20

Family

ID=10715010

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9209664A Expired - Fee Related GB2266856B (en) 1992-05-05 1992-05-05 Encapsulation of lead frames

Country Status (2)

Country Link
GB (1) GB2266856B (en)
HK (1) HK1002703A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5698242A (en) * 1995-12-20 1997-12-16 General Instrument Corporation Of Delaware Apparatus for the injection molding of semiconductor elements
NL1012488C2 (en) * 1999-07-01 2001-01-03 Fico Bv Apparatus and method for encapsulating electronic components mounted on a support.

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB581642A (en) * 1944-12-11 1946-10-21 Herbert Glencairn Wright Chich A method of and apparatus for injection moulding of plastic materials
GB624903A (en) * 1947-04-02 1949-06-17 Emmet Stemen Long Improvements in and relating to the injection moulding of plastic materials
GB881641A (en) * 1959-12-21 1961-11-08 Nova Antonio Process and machine for manufacturing rubber boots and shoes
GB1019558A (en) * 1961-05-31 1966-02-09 Continental Gummi Werke Ag Improvements in or relating to apparatus for use in the manufacture of rubber articles
GB1025333A (en) * 1962-02-08 1966-04-06 Dunlop Rubber Co Improvements in or relating to the manufacture of articles from curable material
GB1421992A (en) * 1972-01-07 1976-01-21 Chicago Rawhide Mfg Co Injection moulding apparatus

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB581642A (en) * 1944-12-11 1946-10-21 Herbert Glencairn Wright Chich A method of and apparatus for injection moulding of plastic materials
GB624903A (en) * 1947-04-02 1949-06-17 Emmet Stemen Long Improvements in and relating to the injection moulding of plastic materials
GB881641A (en) * 1959-12-21 1961-11-08 Nova Antonio Process and machine for manufacturing rubber boots and shoes
GB1019558A (en) * 1961-05-31 1966-02-09 Continental Gummi Werke Ag Improvements in or relating to apparatus for use in the manufacture of rubber articles
GB1025333A (en) * 1962-02-08 1966-04-06 Dunlop Rubber Co Improvements in or relating to the manufacture of articles from curable material
GB1421992A (en) * 1972-01-07 1976-01-21 Chicago Rawhide Mfg Co Injection moulding apparatus

Also Published As

Publication number Publication date
GB9209664D0 (en) 1992-06-17
HK1002703A1 (en) 1998-09-11
GB2266856A (en) 1993-11-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060505