CH251955A - Process for eliminating internal stresses in objects consisting at least in part of thermoplastic resins. - Google Patents

Process for eliminating internal stresses in objects consisting at least in part of thermoplastic resins.

Info

Publication number
CH251955A
CH251955A CH251955DA CH251955A CH 251955 A CH251955 A CH 251955A CH 251955D A CH251955D A CH 251955DA CH 251955 A CH251955 A CH 251955A
Authority
CH
Switzerland
Prior art keywords
thermoplastic resins
internal stresses
objects consisting
eliminating internal
eliminating
Prior art date
Application number
Other languages
German (de)
Inventor
Limited Imperial Ch Industries
Original Assignee
Ici Ltd
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 Ici Ltd filed Critical Ici Ltd
Publication of CH251955A publication Critical patent/CH251955A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02—Thermal after-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CH251955D 1944-02-04 1946-05-04 Process for eliminating internal stresses in objects consisting at least in part of thermoplastic resins. CH251955A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB251955X 1944-02-04

Publications (1)

Publication Number Publication Date
CH251955A true CH251955A (en) 1947-11-30

Family

ID=10223768

Family Applications (1)

Application Number Title Priority Date Filing Date
CH251955D CH251955A (en) 1944-02-04 1946-05-04 Process for eliminating internal stresses in objects consisting at least in part of thermoplastic resins.

Country Status (2)

Country Link
CH (1) CH251955A (en)
GB (1) GB580855A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1126587B (en) * 1956-07-06 1962-03-29 Organico S A Device for the production of solid granulates from molten high polymers
DE1149884B (en) * 1955-05-06 1963-06-06 Siemens Ag Process for the heat treatment of molded articles consisting of non-hardenable polymers, in particular electrical insulating molded articles
DE1186614B (en) * 1961-09-06 1965-02-04 Continental Gummi Werke Ag Process for the production of bodies made of rubber with reinforcement inserts made of linear polymers that shrink in the heat, in particular of air suspension bellows
DE1479157B1 (en) * 1961-01-07 1970-03-19 Bayer Ag Post-heat treatment process for workpieces made of high molecular weight, thermoplastic polycarbonates

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4875956A (en) * 1987-10-06 1989-10-24 Integrated Fluidics, Inc. Method of bonding plastics

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1149884B (en) * 1955-05-06 1963-06-06 Siemens Ag Process for the heat treatment of molded articles consisting of non-hardenable polymers, in particular electrical insulating molded articles
DE1126587B (en) * 1956-07-06 1962-03-29 Organico S A Device for the production of solid granulates from molten high polymers
DE1479157B1 (en) * 1961-01-07 1970-03-19 Bayer Ag Post-heat treatment process for workpieces made of high molecular weight, thermoplastic polycarbonates
DE1186614B (en) * 1961-09-06 1965-02-04 Continental Gummi Werke Ag Process for the production of bodies made of rubber with reinforcement inserts made of linear polymers that shrink in the heat, in particular of air suspension bellows

Also Published As

Publication number Publication date
GB580855A (en) 1946-09-23

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