CA932919A - Scrapless forming of plastic articles - Google Patents

Scrapless forming of plastic articles

Info

Publication number
CA932919A
CA932919A CA120331A CA120331A CA932919A CA 932919 A CA932919 A CA 932919A CA 120331 A CA120331 A CA 120331A CA 120331 A CA120331 A CA 120331A CA 932919 A CA932919 A CA 932919A
Authority
CA
Canada
Prior art keywords
plastic articles
scrapless forming
scrapless
forming
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
Application number
CA120331A
Other languages
English (en)
Other versions
CA120331S (en
Inventor
E. Ayres Ralph
J. Schrenk Walter
J. Cleereman Kenneth
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Priority to CA172,457A priority Critical patent/CA989569A/en
Application granted granted Critical
Publication of CA932919A publication Critical patent/CA932919A/en
Expired 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/02—Combined thermoforming and manufacture of the preform
    • 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
    • B29C43/16—Forging
    • 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
    • B29C43/20—Making multilayered or multicoloured articles
    • B29C43/203—Making multilayered 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • 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
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/38—Moulds for making articles of definite length, i.e. discrete articles with means to avoid flashes
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/42—Heating or cooling
    • B29C51/421—Heating or cooling of preforms, specially adapted for thermoforming
    • B29C51/422—Heating or cooling of preforms, specially adapted for thermoforming to produce a temperature differential
    • 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
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • 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
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/08—PVDC, i.e. polyvinylidene chloride

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
CA120331A 1970-08-11 1971-08-11 Scrapless forming of plastic articles Expired CA932919A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA172,457A CA989569A (en) 1970-08-11 1973-05-28 Scrapless forming of plastic articles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6296970A 1970-08-11 1970-08-11

Publications (1)

Publication Number Publication Date
CA932919A true CA932919A (en) 1973-09-04

Family

ID=22046038

Family Applications (1)

Application Number Title Priority Date Filing Date
CA120331A Expired CA932919A (en) 1970-08-11 1971-08-11 Scrapless forming of plastic articles

Country Status (10)

Country Link
US (1) US3739052A (nl)
JP (3) JPS571415B1 (nl)
AU (1) AU457025B2 (nl)
BE (1) BE771174A (nl)
CA (1) CA932919A (nl)
DE (1) DE2140341C3 (nl)
FR (1) FR2102179B1 (nl)
GB (2) GB1362967A (nl)
NL (1) NL166422C (nl)
SE (1) SE379002B (nl)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4323531A (en) * 1971-03-01 1982-04-06 The Dow Chemical Company Process for forming a plastic article
US3954374A (en) * 1971-05-14 1976-05-04 Maschinenfabrik Rissen G.M.B.H. Device for the manufacture of deep-drawn objects using synthetic, thermoplastic foils
US4154893A (en) * 1972-09-15 1979-05-15 Conrad Goldman Production of thermoplastic billets and preforms
NL7505421A (nl) * 1974-05-13 1975-11-17 Continental Can Co Kunststofreservoir vervaardigd van een samen- gestelde plaat, werkwijze voor het vervaardigen van een kunststofreservoir, en samengestelde plaat daarvoor.
CA1061972A (en) * 1974-10-18 1979-09-11 Tor Wiik Method of and apparatus for moulding shaped objects
US4065244A (en) * 1975-01-08 1977-12-27 The Alan I W Frank Corporation Apparatus for molding polymeric materials
US4327052A (en) * 1975-09-22 1982-04-27 National Can Corporation Process for making containers
US4224275A (en) * 1975-09-22 1980-09-23 National Can Corporation Process for making containers
US4076484A (en) * 1975-11-10 1978-02-28 Hercules Incorporated Injection-blow molding machine having non-splitting injection and blow molds
US4127374A (en) * 1976-09-14 1978-11-28 Ammeraal Thomas C M Apparatus for manufacturing the cups of a brassiere from a fabric of synthetic material
US4352766A (en) * 1976-10-28 1982-10-05 The Dow Chemical Co. Scrapless forming of plastic articles
US4265852A (en) * 1977-08-01 1981-05-05 National Can Coporation Process for forming a plastic article
DE2753541A1 (de) * 1977-12-01 1979-06-07 Bosch Gmbh Robert Verfahren und vorrichtung zur bleibenden verformung eines aus elastischem material gebildeten teiles
US4274276A (en) * 1978-07-31 1981-06-23 Etablissement Supervis Method and apparatus for producing a workpiece by extrusion molding
US4293520A (en) * 1979-09-18 1981-10-06 Yoshino Kogyosho Co., Ltd. Process for molding parison for making stretch molded bottle
EP0038371A3 (en) * 1980-04-21 1982-10-06 Plastona (John Waddington) Limited Method of producing thermoformed beverage containers and containers produced by this
US4454203A (en) * 1980-11-24 1984-06-12 Ppg Industries, Inc. Pressing plastic with extensible coating
US4340557A (en) * 1980-12-16 1982-07-20 Ball Corporation Method of making unfestooned plastic containers from polygonal blanks
US4419319A (en) * 1981-08-10 1983-12-06 Ball Corporation Preform structure
US4401616A (en) * 1981-08-19 1983-08-30 Wagner John W Method for making custom dental impression trays
US4388356A (en) * 1981-11-16 1983-06-14 The Goodyear Tire & Rubber Company Heat setting a thermoformed PET article utilizing a male plug as a constraint
US4390487A (en) * 1982-01-26 1983-06-28 Rca Corporation Method of making a laminated recorded disc
JPS58152803U (ja) * 1982-04-07 1983-10-13 富士ロビン株式会社 車軸作業機における走行装置
US4666778A (en) * 1984-08-31 1987-05-19 Shell Oil Company Packaging film and sheet capable of forming peelable seals with good optics
US4665130A (en) * 1984-08-31 1987-05-12 Shell Oil Company Packaging film and sheet capable of forming peelable seals with good optics
US4931121A (en) * 1985-05-23 1990-06-05 The Dow Chemical Company Process for forming a plastic article from a plurality of layers of thermoplastic material
US5019453A (en) * 1985-09-12 1991-05-28 Guerra Richard J Composite material and method of making same
US4992335A (en) * 1985-09-12 1991-02-12 Sanders Associates, Inc. Composite material and method of making same
US4935308A (en) * 1985-09-12 1990-06-19 Sanders Associates Composite material and method of making same
DE3545162A1 (de) * 1985-12-20 1987-07-02 Battenfeld Fischer Blasform Verfahren und vorrichtung zum herstellen von hohlkoerpern aus thermoplastischen kunststoffen
DE3637536A1 (de) * 1986-11-04 1988-05-19 Unilever Nv Schalen- oder topffoermiger behaelter und vorrichtung zu dessen versiegelung
US4836764A (en) * 1987-10-13 1989-06-06 Questech Ventures Inc. Melt-phase thermal pressure apparatus for forming of plastic blanks into retortable containers
US5198176A (en) * 1989-03-08 1993-03-30 Fortex, Inc. Method for the manufacture of shaped products of biaxially oriented polymer material
US6093364A (en) * 1989-03-08 2000-07-25 Fortex, Inc. Method for producing a biaxially oriented open-ended container
US5472660A (en) * 1989-03-08 1995-12-05 Fortex, Inc. Method for the manufacture of shaped products of biaxially oriented polymeric material
US5328655A (en) * 1989-03-08 1994-07-12 Fortex, Inc. Method and apparatus for the manufacture of shaped products of biaxially oriented polymeric material
US5408004A (en) * 1993-08-17 1995-04-18 The Dow Chemical Company Polyolefin blends and their solid state processing
US6458302B1 (en) 2000-03-23 2002-10-01 Tekni-Plex, Inc. System and method for forming plastic articles
KR100751179B1 (ko) * 2001-10-10 2007-08-22 사카에리켄 고교 가부시키가이샤 요철모양표면을 가지는 플라스틱 성형체의 제조방법
US6814920B2 (en) * 2001-12-13 2004-11-09 Dtl Technology Limited Partnership Method for forming a non-delaminating multilayer container mouth
US7337943B2 (en) * 2002-06-27 2008-03-04 Dixie Consumer Products Llc Disposable servingware containers with flange tabs
JP3870867B2 (ja) * 2002-07-19 2007-01-24 東洋製罐株式会社 熱可塑性樹脂容器の製造方法
US7819790B2 (en) 2004-02-20 2010-10-26 Dixie Consumer Products Llc Apparatus for making paperboard pressware with controlled blank feed
FR2949207B1 (fr) * 2009-08-24 2011-08-05 Essilor Int Dispositif de thermoformage d'un film plastique
US10729145B2 (en) * 2017-05-11 2020-08-04 PBJLA Holdings LLC Sandwiching device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1526456A (fr) * 1966-04-12 1968-05-24 Zentrallaboratorium Fuer Plast Procédé et installation pour la fabrication de corps creux en matière thermoplastique
LU58034A1 (nl) * 1968-03-07 1969-06-03

Also Published As

Publication number Publication date
NL166422C (nl) 1981-08-17
BE771174A (fr) 1972-02-11
AU457025B2 (en) 1975-01-16
DE2140341C3 (de) 1980-06-04
SE379002B (nl) 1975-09-22
JPS574717A (en) 1982-01-11
NL166422B (nl) 1981-03-16
GB1362967A (en) 1974-08-14
NL7110986A (nl) 1972-02-15
DE2140341B2 (de) 1979-09-06
FR2102179B1 (nl) 1975-04-18
GB1362968A (en) 1974-08-14
AU3203271A (en) 1973-02-08
FR2102179A1 (nl) 1972-04-07
JPS571415B1 (nl) 1982-01-11
DE2140341A1 (de) 1972-02-17
JPS58166010A (ja) 1983-10-01
US3739052A (en) 1973-06-12
JPS5829202B2 (ja) 1983-06-21

Similar Documents

Publication Publication Date Title
AU457025B2 (en) Scrapless forming of plastic articles
CA959460A (en) Articles of plastic film
AU5545773A (en) Moulding of articles moulding of articles
AU2961471A (en) Manufacture of composite foamed plastic articles
CA970913A (en) Manufacture of shaped foamed articles
CA989127A (en) Scrapless forming of plastic articles
CA940776A (en) Moulding plastic articles
CA950165A (en) Moulding of metallic articles
CA959223A (en) Reinforced molded articles and method of making the same
CA955022A (en) Moulding plastic articles
CA989569A (en) Scrapless forming of plastic articles
CA927423A (en) Compression molded article and method of forming the same
CA918512A (en) Articles of manufacture
CA945233A (en) Corrugated plastic article
CA847231A (en) Method of forming plastic articles
CA848347A (en) Moulding of articles
CA842686A (en) Plastic forming and articles therefrom
CA936348A (en) Article of manufacture
CA937010A (en) Displacement molding of plastic articles
CA850608A (en) Molded articles and process for their manufacture
CA838955A (en) Cold forming of articles
CA863810A (en) Method of molding thermoplastic articles
CA875638A (en) Molding of foamed thermoplastic articles
CA863225A (en) Manufacture of foamed plastic articles
CA828045A (en) Manufacture of plastic articles