ES2181154T3 - Procedimiento para cortar espuma rigida de poliuretano por medio de un hilo calentado. - Google Patents

Procedimiento para cortar espuma rigida de poliuretano por medio de un hilo calentado.

Info

Publication number
ES2181154T3
ES2181154T3 ES98830022T ES98830022T ES2181154T3 ES 2181154 T3 ES2181154 T3 ES 2181154T3 ES 98830022 T ES98830022 T ES 98830022T ES 98830022 T ES98830022 T ES 98830022T ES 2181154 T3 ES2181154 T3 ES 2181154T3
Authority
ES
Spain
Prior art keywords
cutting
procedure
rigid foam
polyurethane
heated thread
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
ES98830022T
Other languages
English (en)
Inventor
Ildiko Szucs
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 ES2181154T3 publication Critical patent/ES2181154T3/es
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)

Abstract

LA INVENCION SE REFIERE A UN PRODUCTO DE ESPUMA RIGIDA DE POLIURETANO EN FORMA DE PLANCHA O DE LADRILLO CON AL MENOS UNA SUPERFICIE OBTENIDA MEDIANTE CORTE. DICHO CORTE SE REALIZA UTILIZANDO UN PROCEDIMIENTO DE CORTE CON UN HILO CALIENTE QUE SE CALIENTA A UNA TEMPERATURA ELEVADA, PREFERIBLEMENTE ENTRE 200 Y 1.000 (GRADOS) C, Y QUE OSCILA CON UNA FRECUENCIA ENTRE 200 Y 2.800 VIBRACIONES POR MINUTO. EL PRODUCTO CORTADO DE ESTA MANERA PRESENTA UNA SUPERFICIE PRACTICAMENTE EXENTA DE POLVO Y RESULTA IDONEO PARA AISLAMIENTOS O COMO SUJECION PARA ADORNOS FLORALES.
ES98830022T 1997-04-22 1998-01-21 Procedimiento para cortar espuma rigida de poliuretano por medio de un hilo calentado. Expired - Lifetime ES2181154T3 (es)

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
ES2181154T3 true ES2181154T3 (es) 2003-02-16

Family

ID=11376998

Family Applications (1)

Application Number Title Priority Date Filing Date
ES98830022T Expired - Lifetime ES2181154T3 (es) 1997-04-22 1998-01-21 Procedimiento para cortar espuma rigida de poliuretano por medio de un hilo calentado.

Country Status (5)

Country Link
EP (1) EP0873827B1 (es)
AT (1) ATE221818T1 (es)
DE (1) DE59805055D1 (es)
ES (1) ES2181154T3 (es)
IT (1) IT1291642B1 (es)

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
AU2015348816A1 (en) * 2014-11-18 2017-04-27 Evonik Röhm Gmbh Splitting of thick hard-foam plates

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
EP0873827A1 (de) 1998-10-28
IT1291642B1 (it) 1999-01-19
ATE221818T1 (de) 2002-08-15
ITMI970948A1 (it) 1998-10-22
EP0873827B1 (de) 2002-08-07
DE59805055D1 (de) 2002-09-12
ITMI970948A0 (es) 1997-04-22

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