USB506144I5 - - Google Patents

Info

Publication number
USB506144I5
USB506144I5 US50614474A USB506144I5 US B506144 I5 USB506144 I5 US B506144I5 US 50614474 A US50614474 A US 50614474A US B506144 I5 USB506144 I5 US B506144I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 filed Critical
Publication of USB506144I5 publication Critical patent/USB506144I5/en
Application granted granted Critical
Publication of US3991147A publication Critical patent/US3991147A/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/383—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using spreading devices mounted in the mould, in front of the feed opening
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0061—Moulds or cores; Details thereof or accessories therefor characterised by the configuration of the material feeding channel
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/14—Plastic and nonmetallic article shaping or treating: processes forming integral skin on a foamed product
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/83—Injection molding of polyolefin-type foam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/902—Cellular polymer containing an isocyanurate structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Powder Metallurgy (AREA)
US05/506,144 1973-09-27 1974-09-16 Process for molding foamed plastics from reaction mixtures involving closed mold filling with the avoidance of gas bubble entrainment Expired - Lifetime US3991147A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2348658A DE2348658C3 (de) 1973-09-27 1973-09-27 Verfahren zum Füllen von Formwerkzeugen mit Reaktionsgemischen
DT2348658 1973-09-27

Publications (2)

Publication Number Publication Date
USB506144I5 true USB506144I5 (xx) 1976-02-10
US3991147A US3991147A (en) 1976-11-09

Family

ID=5893848

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/506,144 Expired - Lifetime US3991147A (en) 1973-09-27 1974-09-16 Process for molding foamed plastics from reaction mixtures involving closed mold filling with the avoidance of gas bubble entrainment

Country Status (19)

Country Link
US (1) US3991147A (xx)
JP (1) JPS5061462A (xx)
AT (1) AT341763B (xx)
AU (1) AU477049B2 (xx)
BE (1) BE820333A (xx)
BR (1) BR7407938D0 (xx)
CA (1) CA1034326A (xx)
CH (1) CH576333A5 (xx)
DD (1) DD114543A5 (xx)
DE (1) DE2348658C3 (xx)
DK (1) DK141688C (xx)
ES (1) ES430449A1 (xx)
FR (1) FR2246375B1 (xx)
GB (1) GB1472612A (xx)
IT (1) IT1022314B (xx)
LU (1) LU70992A1 (xx)
NL (1) NL7412818A (xx)
NO (1) NO143091C (xx)
SE (1) SE405946B (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218543A (en) * 1976-05-21 1980-08-19 Bayer Aktiengesellschaft Rim process for the production of elastic moldings
DE2737616A1 (de) * 1977-08-20 1979-03-01 Bayer Ag Verfahren und vorrichtung zum herstellen eines schaumstoff- oder homogenstoff-bildenden reaktionsgemisches und zu dessen anschliessendem eintrag in einen hohlraum
DE2829016C2 (de) * 1978-07-01 1982-12-02 Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen Verfahren und Vorrichtungen zum Füllen von Hohlräumen, insbesondere solcher von Formwerkzeugen, mit einem reaktionsfähigen, vorzugsweise Schaumstoff bildenden fließfähigen Gemisch
EP0014518A1 (en) * 1979-02-05 1980-08-20 Imperial Chemical Industries Plc Process and apparatus for moulding foamed articles and the articles so moulded
US4254069A (en) * 1979-04-30 1981-03-03 Texaco Development Corp. Heat stable reaction injection molded elastomers
US4333899A (en) * 1979-12-03 1982-06-08 The Goodyear Tire & Rubber Company Method and apparatus for molding a tire
US4303728A (en) * 1980-01-04 1981-12-01 Ford Motor Company Method for producing foamed composite panels and resultant product
EP0044481B2 (de) * 1980-07-21 1987-03-11 Mobay Chemical Corporation Verfahren zur Herstellung elastischer geformter Gegenstände
US4412962A (en) * 1980-08-04 1983-11-01 Rogers Corporation Method of molding a mechanically frothed urethane resin foam and an open-top injection mold therefore
EP0130401B1 (en) * 1983-06-06 1989-05-17 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Artificial vessel and process for preparing the same
DE3477464D1 (en) * 1983-06-06 1989-05-03 Kanegafuchi Chemical Ind Artificial vessel and process for preparing the same
DE3566498D1 (en) * 1984-03-01 1989-01-05 Kanegafuchi Chemical Ind Artificial vessel and process for preparing the same
JPS63209647A (ja) * 1987-02-26 1988-08-31 鐘淵化学工業株式会社 人工血管
US5151483A (en) * 1991-03-13 1992-09-29 Miles Inc. Process for the production of reinforced polyurethane moldings by the reaction injection molding process
US5433910A (en) * 1991-05-14 1995-07-18 Toyoda Gosei Co., Ltd. Method of producing molding
US5531581A (en) * 1995-03-27 1996-07-02 Donnell, Jr.; Emerson B. Ajustable injection molding apparatus
US5599568A (en) * 1995-08-10 1997-02-04 Donnell, Jr.; Emerson B. Adjustable injection molding apparatus for creating of products within a mold from fluid plastic material
US5753155A (en) * 1996-05-08 1998-05-19 Bayer Corporation Gating for production of rigid polyurethane foam
JP2004098458A (ja) * 2002-09-09 2004-04-02 Canon Inc 射出成形品
US6893599B2 (en) * 2002-09-09 2005-05-17 Patent Holding Company Method for making a reinforced, polymeric article in a reaction injection molding system and mold for use therein

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660548A (en) * 1963-11-06 1972-05-02 Toyo Tire & Rubber Co Method for continuously producing foamed panels having uniform properties
US3745203A (en) * 1971-08-19 1973-07-10 Cincinnati Milling Machine Co Process for molding polyurethane utilizing a mixture of two blowing agents
US3846524A (en) * 1972-01-17 1974-11-05 Dura Plex Ind Structural panel and method of making same

Also Published As

Publication number Publication date
BE820333A (fr) 1975-03-25
CH576333A5 (xx) 1976-06-15
LU70992A1 (xx) 1975-06-16
DE2348658B2 (de) 1980-02-21
NL7412818A (nl) 1975-04-02
IT1022314B (it) 1978-03-20
SE7412131L (xx) 1975-04-01
AT341763B (de) 1978-02-27
NO143091B (no) 1980-09-08
JPS5061462A (xx) 1975-05-27
BR7407938D0 (pt) 1975-07-29
NO143091C (no) 1980-12-29
DD114543A5 (xx) 1975-08-12
DK507074A (xx) 1975-05-12
FR2246375A1 (xx) 1975-05-02
GB1472612A (en) 1977-05-04
US3991147A (en) 1976-11-09
DK141688C (da) 1980-10-27
DK141688B (da) 1980-05-27
FR2246375B1 (xx) 1978-06-09
AU7373774A (en) 1976-04-01
ATA772374A (de) 1977-06-15
CA1034326A (en) 1978-07-11
AU477049B2 (en) 1976-10-14
DE2348658A1 (de) 1975-04-03
SE405946B (sv) 1979-01-15
DE2348658C3 (de) 1980-10-09
ES430449A1 (es) 1976-10-01
NO743301L (xx) 1975-04-28

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