SE391481B - Formsprutningsforfarande for framstellning av alster med en celluler kerna som praktiskt taget helt och hallet er innesluten i ett ouppskummat ytskikt - Google Patents

Formsprutningsforfarande for framstellning av alster med en celluler kerna som praktiskt taget helt och hallet er innesluten i ett ouppskummat ytskikt

Info

Publication number
SE391481B
SE391481B SE6806011A SE601168A SE391481B SE 391481 B SE391481 B SE 391481B SE 6806011 A SE6806011 A SE 6806011A SE 601168 A SE601168 A SE 601168A SE 391481 B SE391481 B SE 391481B
Authority
SE
Sweden
Prior art keywords
unfoamated
hall
oils
enclosed
entire
Prior art date
Application number
SE6806011A
Other languages
English (en)
Swedish (sv)
Inventor
P J Garner
D F Oxley
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 SE391481B publication Critical patent/SE391481B/xx

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
    • B29C44/02—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
    • B29C44/04—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0461—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/34—Chemical features in the manufacture of articles consisting of a foamed macromolecular core and a macromolecular surface layer having a higher density than the core
    • 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
    • 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
    • Y10S264/05—Use of one or more blowing agents together
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
SE6806011A 1967-05-03 1968-05-03 Formsprutningsforfarande for framstellning av alster med en celluler kerna som praktiskt taget helt och hallet er innesluten i ett ouppskummat ytskikt SE391481B (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB2059067 1967-05-03
GB2059167 1967-05-03
GB57083/67A GB1156217A (en) 1967-05-03 1967-05-03 Process for the Production of Cellular Articles
GB5708267 1967-12-15

Publications (1)

Publication Number Publication Date
SE391481B true SE391481B (sv) 1977-02-21

Family

ID=27448501

Family Applications (1)

Application Number Title Priority Date Filing Date
SE6806011A SE391481B (sv) 1967-05-03 1968-05-03 Formsprutningsforfarande for framstellning av alster med en celluler kerna som praktiskt taget helt och hallet er innesluten i ett ouppskummat ytskikt

Country Status (9)

Country Link
US (1) US3751534A (en:Method)
BE (1) BE714418A (en:Method)
CA (1) CA1016325A (en:Method)
CH (1) CH463094A (en:Method)
DE (1) DE1778457B1 (en:Method)
FR (1) FR1565161A (en:Method)
GB (1) GB1156217A (en:Method)
NL (1) NL140273B (en:Method)
SE (1) SE391481B (en:Method)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873656A (en) * 1967-12-15 1975-03-25 Ici Ltd Production of laminar articles
GB1255970A (en) * 1968-12-31 1971-12-08 Ici Ltd Improvements in or relating to the production of laminar articles
US3865915A (en) * 1969-09-15 1975-02-11 Ici Ltd Injection moulding of complex shaped laminar articles
US3880970A (en) * 1969-12-30 1975-04-29 Bar Mubar Es Cipopari Kutato I Process for producing microcellular shaped pieces of dimensional accuracy, particularly shoe soles
DE2127582C3 (de) * 1971-06-03 1975-06-12 Krauss-Maffei Ag, 8000 Muenchen Verfahren zum Herstellen eines zellförmigen Gegenstandes aus polymeren! Kunststoff
GB1360303A (en) * 1972-01-20 1974-07-17 Ici Ltd Injection moulding process
US4014966A (en) * 1972-09-06 1977-03-29 Robert Hanning Method for injection molding a composite foamed body having a foamed core and a continuous surface layer
FR2221267A1 (en) * 1973-03-14 1974-10-11 Rhone Progil Thermoplastic products with skin and core - by separately supplying two compositions to single injection block
US3960996A (en) * 1973-09-21 1976-06-01 Institut Po Metaloznanie I Technologia Na Metalite Method of injection molding a thermoplastic article having a cellular core and integral skin involving use of reclaimed material
US4053545A (en) 1974-04-26 1977-10-11 Standard Oil Company (Indiana) Process for manufacturing laminated structural foam articles
US4088723A (en) * 1974-08-26 1978-05-09 Suntech, Inc. Method of preparing honeycomb insulation structure
US4029841A (en) * 1975-02-14 1977-06-14 General Electric Company Injection molding process
JPS59383B2 (ja) * 1977-01-05 1984-01-06 旭化成株式会社 型物の成形法
US4212098A (en) * 1977-12-05 1980-07-15 Eltra Corporation Method and apparatus for aligning a bearing
US4255367A (en) 1978-09-21 1981-03-10 Standard Oil Company (Indiana) Method for injection molding articles wherein additives are added in selective portions
FR2445121A1 (fr) 1978-12-28 1980-07-25 Delsey Soc Objet destine a etre tenu a la main, en particulier poignee de valise, et procede pour fabriquer cet objet
US4355721A (en) * 1979-05-11 1982-10-26 American Can Company Package for food products
US4568261A (en) * 1979-07-20 1986-02-04 American Can Company Apparatus for making a multi-layer injection blow molded container
FR2529507A1 (fr) * 1982-07-05 1984-01-06 Cibie Projecteurs Procede de fabrication d'un article en forme par injection-moulage et article obtenu
US5037285A (en) * 1983-04-13 1991-08-06 American National Can Company Apparatus for injection molding and injection blow molding multi-layer articles
US5523045A (en) * 1983-04-13 1996-06-04 American National Can Company Methods for injection molding and blow-molding multi-layer plastic articles
US6129960A (en) * 1983-04-13 2000-10-10 Pechiney Plastic Packaging, Inc. Methods and apparatus for injection molding and injection blow molding multi-layer plastic and the articles made thereby
US4654983A (en) * 1984-06-05 1987-04-07 New Balance Athletic Shoe, Inc. Sole construction for footwear
DE19620646C2 (de) 1996-05-22 1998-04-16 Eldra Kunststofftechnik Gmbh Verfahren zur Herstellung von hochwertigen Kunststoffteilen
JP2001519734A (ja) * 1997-04-02 2001-10-23 コーラルテック リミテッド ガス導入
DE19911378A1 (de) * 1999-03-15 2000-09-28 Ulrich Stieler Verfahren zur Herstellung von physikalisch geschäumten Spritzgießartikeln
CN103201344B (zh) * 2010-11-01 2015-07-01 东洋纺株式会社 聚酰胺树脂组合物、聚酰胺树脂发泡成形体及汽车用树脂成形品
US20140370218A1 (en) * 2013-06-14 2014-12-18 Eastman Chemical Company Foamed articles with deep undercuts
US10479009B2 (en) 2013-10-25 2019-11-19 Magna Exteriors Inc. Co-injection of molded parts for weight reduction

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH289307A (de) * 1951-03-02 1953-03-15 Brockhues Frederick Verfahren zur Herstellung von Konstruktionselementen.
DE1115010B (de) * 1957-02-21 1961-10-12 Basf Ag Verfahren zur Herstellung von poroesen Formkoerpern aus thermoplastischen Kunststoffen
DE1181897B (de) * 1957-03-22 1964-11-19 Dow Chemical Co Spritzgiessverfahren zum Herstellen von Schaumgebilden aus ausdehnbaren Koernchen aus thermoplastischem harzartigem Material
DE1844816U (de) * 1959-12-24 1962-01-11 Norddeutsche Seekabelwerke Ag Vorrichtung zum kontinuierlichen verschaeumen eines thermoplastischen kunststoffes.
DE1183238B (de) * 1961-03-17 1964-12-10 Reifenhaeuser Kg Vorrichtung zum kontinuierlichen Strangpressen von endlosen Formkoerpern oder von plattenfoermigen Bauelementen
US3503106A (en) * 1968-06-27 1970-03-31 Avisun Corp Continuous techniques for making flat woven synthetic fabrics

Also Published As

Publication number Publication date
BE714418A (en:Method) 1968-10-29
CH463094A (de) 1968-09-30
CA1016325A (en) 1977-08-30
GB1156217A (en) 1969-06-25
NL6806336A (en:Method) 1968-11-04
DE1778457B1 (de) 1971-09-23
FR1565161A (en:Method) 1969-04-25
US3751534A (en) 1973-08-07
NL140273B (nl) 1973-11-15

Similar Documents

Publication Publication Date Title
SE391481B (sv) Formsprutningsforfarande for framstellning av alster med en celluler kerna som praktiskt taget helt och hallet er innesluten i ett ouppskummat ytskikt
CH492107A (de) Schloss mit magnetischen Zuhaltungen
FR1521166A (fr) Structure stratifiée et son procédé de fabrication
AT311663B (de) Spritzgußform
FI49815C (fi) Anordning foer orientering och frammatning av foerslutningskapsyler
CH455939A (de) Spule mit einer supraleitenden Wicklung
FI53936C (fi) Foerfarande foer framstaellning av ett roerformigt alster av plast med ett mellanskikt samt ett inre och yttre foerstaerkningsskikt
FI46452B (fi) Foerfarande och apparat foer behandling av nyrostat kaffe
FI47923C (fi) Portti, joka käsittää joukon keskenään teleskooppisesti liikkuvia osia , sekä menetelmä portin valmistamiseksi
FI50313C (fi) Menetelmä orientoitujen kalvojen valmistamiseksi
FR1519556A (fr) Bobinage supraconducteur
AT264925B (de) Kraftstoff-Einspritzeinrichtung
SU435616A3 (ru) Способ безобжигового упрочнения окатышей
AT287540B (de) Spritzgußform
FR1547803A (fr) Noyaux magnétiques perfectionnés et leur procédé de fabrication
FR1479289A (fr) élément combustible et son procédé de fabrication
FI54746C (fi) Foerfarande och anordning foer placering av anoder efter varandra pao ett noggrant bestaemt avstaond fraon katoden i en elektrolyscell
SE340231B (sv) Sätt att i en monteringshall tillverka ett flertal stora och i tvärskeppsled avdelade fartygssektioner
DK143270C (da) Fremgangsmaade til fremstilling af stoebte gipsgenstande
CH447755A (fr) Procédé et mécanisme pour enrouler un ruban textile
AT286829B (de) Spritzgußform
DE1810697B2 (de) Kassette mit spulenkoerper
FR1511075A (fr) élément combustible et son procédé de fabrication
CH448178A (de) Magnetischer Kernspeicher
FI40042C (fi) Tapa pintakerroksilla varustettujen levymäisten elementtien valmistamiseksi