ES437540A1 - Procedimiento para la obtencion de cuerpos moldeados. - Google Patents

Procedimiento para la obtencion de cuerpos moldeados.

Info

Publication number
ES437540A1
ES437540A1 ES437540A ES437540A ES437540A1 ES 437540 A1 ES437540 A1 ES 437540A1 ES 437540 A ES437540 A ES 437540A ES 437540 A ES437540 A ES 437540A ES 437540 A1 ES437540 A1 ES 437540A1
Authority
ES
Spain
Prior art keywords
mold
mass
casting resin
resin
pressure
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
Application number
ES437540A
Other languages
English (en)
Spanish (es)
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of ES437540A1 publication Critical patent/ES437540A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • 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
    • B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323—Organic colour formers, e.g. leuco dyes
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C2045/468—Means for plasticising or homogenising the moulding material or forcing it into the mould using a fluid as directly acting injection means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Organic Insulating Materials (AREA)
  • Insulators (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
ES437540A 1974-05-11 1975-05-09 Procedimiento para la obtencion de cuerpos moldeados. Expired ES437540A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742422888 DE2422888A1 (de) 1974-05-11 1974-05-11 Verfahren zur herstellung rissfreier und massgerechter formkoerper

Publications (1)

Publication Number Publication Date
ES437540A1 true ES437540A1 (es) 1977-01-16

Family

ID=5915279

Family Applications (1)

Application Number Title Priority Date Filing Date
ES437540A Expired ES437540A1 (es) 1974-05-11 1975-05-09 Procedimiento para la obtencion de cuerpos moldeados.

Country Status (8)

Country Link
AT (2) AT349208B (de)
BE (1) BE828881A (de)
CH (1) CH603343A5 (de)
DE (1) DE2422888A1 (de)
ES (1) ES437540A1 (de)
FR (1) FR2279537A1 (de)
GB (1) GB1498466A (de)
NL (1) NL7505493A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0140833B1 (de) * 1983-09-15 1988-03-02 Ciba-Geigy Ag 5-und 6-Azaphthalide, ihre Isomerengemische, Verfahren zu ihrer Herstellung und ihre Verwendung in druck- und wärmeempfindlichen Aufzeichnungsmaterialien
US4652596A (en) * 1985-09-09 1987-03-24 Formica Corporation Thermosetting resin casting process, product and device
DE4114249A1 (de) * 1991-05-02 1992-11-05 Basf Ag Verfahren zur herstellung von schwundfreien formteilen aus ungesaettigten polyesterharzen
DE10065162C1 (de) * 2000-12-23 2002-06-13 Ckt Kunststoffverarbeitungstec Verfahren zum Spritzgießen von Formteilen aus Kunststoffen

Also Published As

Publication number Publication date
AT349208B (de) 1979-03-26
NL7505493A (nl) 1975-11-13
ATA354475A (de) 1978-08-15
FR2279537B1 (de) 1979-03-30
FR2279537A1 (fr) 1976-02-20
CH603343A5 (de) 1978-08-15
DE2422888A1 (de) 1975-12-11
BE828881A (fr) 1975-11-10
ATA20377A (de) 1979-06-15
GB1498466A (en) 1978-01-18
AT354475B (de) 1978-08-15

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