DE3770466D1 - Verfahren und vorrichtung zum formen von polyurethan-gegenstaenden. - Google Patents

Verfahren und vorrichtung zum formen von polyurethan-gegenstaenden.

Info

Publication number
DE3770466D1
DE3770466D1 DE8787202400T DE3770466T DE3770466D1 DE 3770466 D1 DE3770466 D1 DE 3770466D1 DE 8787202400 T DE8787202400 T DE 8787202400T DE 3770466 T DE3770466 T DE 3770466T DE 3770466 D1 DE3770466 D1 DE 3770466D1
Authority
DE
Germany
Prior art keywords
polyurethane
compact
mixture
moulded
articles
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
DE8787202400T
Other languages
English (en)
Inventor
Raoult Marie Gaud
Bianchi Terenzio
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.)
GUSBI MECC SNC
Original Assignee
GUSBI MECC SNC
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11196740&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3770466(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by GUSBI MECC SNC filed Critical GUSBI MECC SNC
Application granted granted Critical
Publication of DE3770466D1 publication Critical patent/DE3770466D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10—Applying counter-pressure during expanding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE8787202400T 1986-11-27 1987-11-23 Verfahren und vorrichtung zum formen von polyurethan-gegenstaenden. Expired - Fee Related DE3770466D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22472/86A IT1198176B (it) 1986-11-27 1986-11-27 Procedimento e apparecchiatura perlo stampaggio di articoli in poliuretano

Publications (1)

Publication Number Publication Date
DE3770466D1 true DE3770466D1 (de) 1991-07-04

Family

ID=11196740

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787202400T Expired - Fee Related DE3770466D1 (de) 1986-11-27 1987-11-23 Verfahren und vorrichtung zum formen von polyurethan-gegenstaenden.

Country Status (5)

Country Link
EP (1) EP0299117B2 (de)
AT (1) ATE63852T1 (de)
DE (1) DE3770466D1 (de)
ES (1) ES2022314T5 (de)
IT (1) IT1198176B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19648012A1 (de) * 1996-11-20 1998-05-28 Bayer Ag Zweistufiges Verfahren zur Fertigung von halbharten massiven Polyurethan-Formkörpern

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125617A (en) * 1964-03-17 Hoppe
US3291873A (en) * 1963-10-21 1966-12-13 Mobay Chemical Corp Molding cellular polyurethane plastics
DE1685421A1 (de) * 1965-03-10 1969-11-06 Kokoku Kakaku Kogyo Kabushiki Verfahren zum Herstellen von Schuhwerk mit Sohlen aus Polyurethan-Schaumstoff
US4160074A (en) * 1975-09-12 1979-07-03 Nihon Soflan Chemical & Engineering Co., Ltd. Polyisocyanate foam having isotropic cells and method and apparatus for preparing same

Also Published As

Publication number Publication date
EP0299117B2 (de) 1994-10-26
IT1198176B (it) 1988-12-21
IT8622472A1 (it) 1988-05-27
EP0299117B1 (de) 1991-05-29
EP0299117A1 (de) 1989-01-18
ES2022314B3 (es) 1991-12-01
ATE63852T1 (de) 1991-06-15
IT8622472A0 (it) 1986-11-27
ES2022314T5 (es) 1995-08-16

Similar Documents

Publication Publication Date Title
ATE95110T1 (de) Formen von kunststoffgegenstaenden.
ZA831965B (en) Process and apparatus for injection blow molding
IL49945A0 (en) Process and apparatus for the production of articles from synthetic material by injection moulding
ATE69993T1 (de) Verfahren zur herstellung von hohlwaren durch sauggiessen.
GB8821913D0 (en) Method & apparatus for gushing air stream into metal moulds in injection moulding machine
ZA88815B (en) Process for the production of molded articles,mixtures of isocyanate reactive compounds suitable therefor and the molded articles obtained by the process
ES454907A1 (es) Procedimiento de fabricacion de articulos a base de particu-las aglomeradas y aparato correspondiente.
DE3770466D1 (de) Verfahren und vorrichtung zum formen von polyurethan-gegenstaenden.
EP0311809A3 (en) Process for production of molded article of norbornene polymer
DE3774389D1 (de) Verfahren und vorrichtung zum formen des endteiles eines kunststoffrohres.
DE69024694D1 (de) Verfahren zum kontinuierlichen Herstellen spritzgegossener Gegenstände und Vorrichtung dafür
DE2963577D1 (en) Process for the production of rubber latices free from specks and having a high surface tension
ATE80339T1 (de) Verfahren zum herstellen von formteilen aus einem expandierbaren styren-polymer.
DE69905347D1 (de) Ein verfahren und eine vorrichtung zum polieren von teilen
EP0287495A3 (en) Process and apparatus for injection molding tire treads
JPS5682218A (en) Continuous automatic mold molding apparatus
ATE129459T1 (de) Vorrichtung zum entfernen von formteilen aus einer form.
FR2300664A1 (fr) Procede et moule pour le faconnage par coulage d'articles en porcelaines ou en ceramiques
BG95154A (bg) Метод и устройство за производство на формувани фасонни изделия
EP0143954A3 (en) Process for manufacturing mould parts according to the cold-box method, mould part formed and moulding apparatus used
BR8506205A (pt) Processo de moldagem
ATE9661T1 (de) Verfahren und vorrichtung zum formen eines artikels.
ATE74854T1 (de) Verfahren zum formen von einheiten formbaren materials, so hergestellte einheiten sowie formen und verpackungen.
Majdic et al. Effect of various material properties and machine parameters on degree of densification during forming of refractory shapes with vibration: I
DE3762104D1 (de) Vorrichtung zum herstellen von ungebrannten ziegelsteinen.

Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee