DE59805055D1 - Verfahren zum Schneiden von Polyurethan-Hartschaumstoff mittels einer beheizten Drahtsäge - Google Patents

Verfahren zum Schneiden von Polyurethan-Hartschaumstoff mittels einer beheizten Drahtsäge

Info

Publication number
DE59805055D1
DE59805055D1 DE59805055T DE59805055T DE59805055D1 DE 59805055 D1 DE59805055 D1 DE 59805055D1 DE 59805055 T DE59805055 T DE 59805055T DE 59805055 T DE59805055 T DE 59805055T DE 59805055 D1 DE59805055 D1 DE 59805055D1
Authority
DE
Germany
Prior art keywords
polyurethane foam
wire saw
rigid polyurethane
heated wire
cutting rigid
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 - Lifetime
Application number
DE59805055T
Other languages
German (de)
English (en)
Inventor
Ildiko Szuecs
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE59805055D1 publication Critical patent/DE59805055D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
    • B26D3/006—Cutting work characterised by the nature of the cut made; Apparatus therefor specially adapted for cutting blocs of plastic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/08—Means for treating work or cutting member to facilitate cutting
    • B26D7/086—Means for treating work or cutting member to facilitate cutting by vibrating, e.g. ultrasonically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F3/00—Severing by means other than cutting; Apparatus therefor
    • B26F3/06—Severing by using heat
    • B26F3/08—Severing by using heat with heated members
    • B26F3/12—Severing by using heat with heated members with heated wires
    • 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
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • B29C44/5654—Subdividing foamed articles to obtain particular surface properties, e.g. on multiple modules
    • 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
    • C08J9/36—After-treatment
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE59805055T 1997-04-22 1998-01-21 Verfahren zum Schneiden von Polyurethan-Hartschaumstoff mittels einer beheizten Drahtsäge Expired - Lifetime DE59805055D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97MI000948A IT1291642B1 (it) 1997-04-22 1997-04-22 Manufatto in espanso poliuretanico rigido con superfici di taglio a basso tenore di polveri e procedimento per ottenere tale

Publications (1)

Publication Number Publication Date
DE59805055D1 true DE59805055D1 (de) 2002-09-12

Family

ID=11376998

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59805055T Expired - Lifetime DE59805055D1 (de) 1997-04-22 1998-01-21 Verfahren zum Schneiden von Polyurethan-Hartschaumstoff mittels einer beheizten Drahtsäge

Country Status (5)

Country Link
EP (1) EP0873827B1 (US06559137-20030506-C00071.png)
AT (1) ATE221818T1 (US06559137-20030506-C00071.png)
DE (1) DE59805055D1 (US06559137-20030506-C00071.png)
ES (1) ES2181154T3 (US06559137-20030506-C00071.png)
IT (1) IT1291642B1 (US06559137-20030506-C00071.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012102689A1 (de) † 2012-03-26 2013-09-26 Airex Ag Strukturelement sowie Verfahren zu dessen Herstellung
DE102012015270B4 (de) * 2012-08-01 2017-12-14 Hueck Gmbh & Co. Kg Hohlkammerprofilanordnung mit einer Wärmedämmeinrichtung und Verfahren zur Herstellung einer Hohlkammerprofilanordnung
ES2831358T3 (es) 2014-11-18 2021-06-08 Evonik Operations Gmbh División de placas de espuma dura gruesas

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2108037A (en) * 1981-10-15 1983-05-11 British Industrial Plastics Shaping aminoplasts using a hot wire
DE3309127A1 (de) * 1983-03-15 1984-09-20 Basf Ag, 6700 Ludwigshafen Zellige polyurethan-formkoerper, verfahren zu deren herstellung durch thermoplastische verformung von polyester-polyurethan-schaumstoffen sowie deren verwendung
DE3405252C2 (de) * 1984-01-20 1986-05-22 Münchow und Hühne Maschinenbaugesellschaft mbH, 4100 Duisburg Vorrichtung zum Zerschneiden eines Schaumkunststoffkörpers
DE3700245A1 (de) * 1987-01-07 1988-07-21 Basf Ag Verfahren zur herstellung von leichten, flaechigen formteilen unter verwendung von waessrigen dispersionen oder emulsionen aus nco-gruppen aufweisenden organischen verbindungen sowie durch das verfahren hergestellte formteile
US5338765A (en) * 1993-11-23 1994-08-16 Schuller International, Inc. Method of and apparatus for continuously foaming a polyimide powder

Also Published As

Publication number Publication date
ES2181154T3 (es) 2003-02-16
ITMI970948A1 (it) 1998-10-22
ITMI970948A0 (US06559137-20030506-C00071.png) 1997-04-22
EP0873827B1 (de) 2002-08-07
ATE221818T1 (de) 2002-08-15
EP0873827A1 (de) 1998-10-28
IT1291642B1 (it) 1999-01-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition