BR9507434A - Co-thermoforming process to produce thermoformable thermoplastic foam sheet formed products and co-thermoformed product - Google Patents

Co-thermoforming process to produce thermoformable thermoplastic foam sheet formed products and co-thermoformed product

Info

Publication number
BR9507434A
BR9507434A BR9507434A BR9507434A BR9507434A BR 9507434 A BR9507434 A BR 9507434A BR 9507434 A BR9507434 A BR 9507434A BR 9507434 A BR9507434 A BR 9507434A BR 9507434 A BR9507434 A BR 9507434A
Authority
BR
Brazil
Prior art keywords
foam sheet
sheet formed
formed products
thermoforming process
thermoplastic foam
Prior art date
Application number
BR9507434A
Other languages
Portuguese (pt)
Inventor
Gary C Welsh
Marcel Dartee
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
Publication of BR9507434A publication Critical patent/BR9507434A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/04—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the partial melting of at least one layer
    • 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
    • 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
    • B29C51/14—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 using multilayered preforms or sheets
    • 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
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/009—Shaping techniques involving a cutting or machining operation after shaping
    • 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
    • B29C51/08—Deep drawing or matched-mould forming, i.e. using mechanical means only
    • B29C51/082—Deep drawing or matched-mould forming, i.e. using mechanical means only by shaping between complementary mould parts
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/043—Skinned foam
BR9507434A 1994-03-24 1995-02-02 Co-thermoforming process to produce thermoformable thermoplastic foam sheet formed products and co-thermoformed product BR9507434A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21726294A 1994-03-24 1994-03-24
PCT/US1995/001340 WO1995025625A1 (en) 1994-03-24 1995-02-02 Thermoforming of thin polystyrene foam sheet

Publications (1)

Publication Number Publication Date
BR9507434A true BR9507434A (en) 1997-09-16

Family

ID=22810314

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9507434A BR9507434A (en) 1994-03-24 1995-02-02 Co-thermoforming process to produce thermoformable thermoplastic foam sheet formed products and co-thermoformed product

Country Status (9)

Country Link
EP (1) EP0751859A1 (en)
JP (1) JPH09510413A (en)
KR (1) KR970701623A (en)
CN (1) CN1146745A (en)
AU (1) AU1869595A (en)
BR (1) BR9507434A (en)
CA (1) CA2186262A1 (en)
CO (1) CO4410359A1 (en)
WO (1) WO1995025625A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1281635B1 (en) * 1995-09-14 1998-02-20 Antonio Riglietti METHOD OF CREATION OF DISPOSABLE MULTI-LAYER CONTAINERS, PARTICULARLY FOR PERISHABLE AND/OR AGGRESSIVE SUBSTANCES, AS WELL AS
ES2243705T3 (en) 2001-01-26 2005-12-01 Reckitt Benckiser (Uk) Limited PROCEDURE TO PREPARE A LAMINATED, THERMOFORMED FILM.
JP5684582B2 (en) * 2011-01-19 2015-03-11 株式会社積水技研 Manufacturing method of resin foam molded product and resin foam molded product manufacturing equipment
CN104487239A (en) 2012-05-22 2015-04-01 欧文斯科宁知识产权资产有限公司 Laminated foam product and methods for making laminated foam products
CN103350512A (en) * 2013-06-21 2013-10-16 英特普制品有限公司 Device for forming thermoformed pad
KR101724956B1 (en) * 2015-12-02 2017-04-10 현대자동차주식회사 Manufacturing method for vehicle side step
CN106696299B (en) * 2017-01-17 2023-10-27 罗松 Modeling processing process flow of packaging container made of foamed polyethylene
CN106903904B (en) * 2017-04-07 2023-03-28 罗松 Mechanical equipment for molding and processing foamed polyethylene product and using method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589592A (en) * 1967-03-01 1971-06-29 Dow Chemical Co Foam receptacle
US4411849A (en) * 1981-08-03 1983-10-25 James River-Dixie/Northern, Inc. Method for forming a plurality of objects from a plurality of superimposed sheets
US4476183A (en) * 1983-11-21 1984-10-09 Monsanto Company Thermoformable laminate structure with improved acoustical absorption
US4595551A (en) * 1984-09-21 1986-06-17 Monsanto Company Thermoforming of styrenic foam laminates
US5250577A (en) * 1989-08-02 1993-10-05 The Dow Chemical Company Polystyrene foam made with only carbon dioxide as a blowing agent and a process for making the same

Also Published As

Publication number Publication date
WO1995025625A1 (en) 1995-09-28
CN1146745A (en) 1997-04-02
EP0751859A1 (en) 1997-01-08
CO4410359A1 (en) 1997-01-09
AU1869595A (en) 1995-10-09
JPH09510413A (en) 1997-10-21
CA2186262A1 (en) 1995-09-28
KR970701623A (en) 1997-04-12

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law