GB2299780B - Moulding process - Google Patents

Moulding process

Info

Publication number
GB2299780B
GB2299780B GB9510532A GB9510532A GB2299780B GB 2299780 B GB2299780 B GB 2299780B GB 9510532 A GB9510532 A GB 9510532A GB 9510532 A GB9510532 A GB 9510532A GB 2299780 B GB2299780 B GB 2299780B
Authority
GB
United Kingdom
Prior art keywords
moulding process
moulding
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 - Lifetime
Application number
GB9510532A
Other versions
GB9510532D0 (en
GB2299780A (en
Inventor
Peter Stewart Allan
Michael John Bevis
Kazuharu Yasuda
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.)
BRUNEL UNIVERSITY OF WEST LOND
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
BRUNEL UNIVERSITY OF WEST LOND
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo KK
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 BRUNEL UNIVERSITY OF WEST LOND, Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical BRUNEL UNIVERSITY OF WEST LOND
Publication of GB9510532D0 publication Critical patent/GB9510532D0/en
Priority to US08/630,525 priority Critical patent/US5851474A/en
Priority to JP8089552A priority patent/JPH091611A/en
Publication of GB2299780A publication Critical patent/GB2299780A/en
Application granted granted Critical
Publication of GB2299780B publication Critical patent/GB2299780B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0082—Reciprocating the moulding material inside the mould cavity, e.g. push-pull injection moulding

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB9510532A 1995-04-11 1995-05-24 Moulding process Expired - Lifetime GB2299780B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US08/630,525 US5851474A (en) 1995-04-11 1996-04-10 Injection molding with periodic forces to the material in the mold
JP8089552A JPH091611A (en) 1995-04-11 1996-04-11 Molding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9507533A GB2299779A (en) 1995-04-11 1995-04-11 Injection moulding of thermoplastic resin

Publications (3)

Publication Number Publication Date
GB9510532D0 GB9510532D0 (en) 1995-07-19
GB2299780A GB2299780A (en) 1996-10-16
GB2299780B true GB2299780B (en) 1998-11-18

Family

ID=10772916

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9507533A Withdrawn GB2299779A (en) 1995-04-11 1995-04-11 Injection moulding of thermoplastic resin
GB9510532A Expired - Lifetime GB2299780B (en) 1995-04-11 1995-05-24 Moulding process

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9507533A Withdrawn GB2299779A (en) 1995-04-11 1995-04-11 Injection moulding of thermoplastic resin

Country Status (1)

Country Link
GB (2) GB2299779A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2318757B (en) * 1996-11-01 2000-07-12 Univ Brunel Moulding process and article produced by the process
FR2763275B1 (en) * 1997-05-15 1999-06-18 Sommer Allibert PROCESS FOR INJECTION MOLDING OF A PART IN PLASTIC MATERIAL (S) HAVING DIFFERENT INTERIOR AND EXTERIOR CONSTITUTIONS
EP1007318A1 (en) * 1997-08-21 2000-06-14 Structoform Spritzgiessen Anisotroper Strukturkomponenten Gmbh Method for injection moulding, injection mould, injection moulding device and method for filling a main extruder from a secondary extruder
GB2439530B (en) * 2006-05-26 2011-07-13 Pera Innovation Ltd Method of and apparatus for producing thermoplastic materials

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1553319A (en) * 1968-01-29 1969-01-10
GB2081171A (en) * 1980-08-05 1982-02-17 Asahi Dow Ltd Injection molded articles with improved surface characteristics, production of same and apparatus therefor
GB2170142A (en) * 1984-12-21 1986-07-30 Nat Res Dev Moulding process
WO1996019330A1 (en) * 1994-12-19 1996-06-27 Thermold Partners L.P. Transforming physical characteristics of a moldable material

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1553319A (en) * 1968-01-29 1969-01-10
GB2081171A (en) * 1980-08-05 1982-02-17 Asahi Dow Ltd Injection molded articles with improved surface characteristics, production of same and apparatus therefor
GB2170142A (en) * 1984-12-21 1986-07-30 Nat Res Dev Moulding process
WO1996019330A1 (en) * 1994-12-19 1996-06-27 Thermold Partners L.P. Transforming physical characteristics of a moldable material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WPI Abstract Accession No 68-26687Q/00 & FR 1553319 A *

Also Published As

Publication number Publication date
GB9510532D0 (en) 1995-07-19
GB2299779A (en) 1996-10-16
GB9507533D0 (en) 1995-05-31
GB2299780A (en) 1996-10-16

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20150523