ES2118455T3 - Procedimiento para el aislamiento de tubos con espumas duras de poliuretano segun el procedimiento de colada rotatoria. - Google Patents

Procedimiento para el aislamiento de tubos con espumas duras de poliuretano segun el procedimiento de colada rotatoria.

Info

Publication number
ES2118455T3
ES2118455T3 ES95101557T ES95101557T ES2118455T3 ES 2118455 T3 ES2118455 T3 ES 2118455T3 ES 95101557 T ES95101557 T ES 95101557T ES 95101557 T ES95101557 T ES 95101557T ES 2118455 T3 ES2118455 T3 ES 2118455T3
Authority
ES
Spain
Prior art keywords
hydrogen
procedure
tubes
isolation
esteur
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
ES95101557T
Other languages
English (en)
Inventor
Norbert Dr Eisen
Lutz-Peter Godthardt
Peter Dr Haas
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of ES2118455T3 publication Critical patent/ES2118455T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6614—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6622—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3271
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • B29C41/042—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould by rotating a mould around its axis of symmetry
    • 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
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3271—Hydroxyamines
    • C08G18/3296—Hydroxyamines being in latent form
    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/141—Hydrocarbons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid
    • B29L2023/225—Insulated
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Thermal Insulation (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Molding Of Porous Articles (AREA)

Abstract

LA INVENCION SE REFIERE A UN PROCESO PARA EL AISLAMIENTO DE TUBOS MEDIANTE APLICACION DE UN MATERIAL ESPONJOSO ENDURECIDOPOLIURETANO COMO CAPA DE AISLAMIENTO Y EVENTUALMENTE UNA CAPA DE CUBIERTA EXTERIOR SEGUN EL PROCEDIMIENTO DE FUNDICION DE ROTACION, DONDE LA MASA ESPONJOSA ENDURECIDA-POLIURETANO ES OBTENIBLE MEDIANTE TRANSFORMACION DE A) UN POLIISOCIANATO AROMATICO CON B) UN COMPUESTO ORGANICO QUE MUESTRA COMO MEDIA AL MENOS 3 ATOMOS DE HIDROGENO REACTIVO CONTRA ISOCIANATO, DE UN PESO MOLECULAR DESDE 92 HASTA 1.000 Y C) DE UNA POLIAMINA ALIFATICA, CICLOALIFATICA O AROMATICA Y/O DE UNA POLIIMINA DE PESO MOLECULAR DESDE 32 HASTA 1.000 COMO RETICULADOR EN PRESENCIA DE D) UN MEDIO DE IMPULSION ASI COMO EVENTUALMENTE EN PRESENCIA DE E) LAS SUSTANCIAS ADICIONALES Y AUXILIARES CONOCIDAS, CARACTERIZANDOSE PORQUE F) SE UTILIZAN CONJUNTAMENTE COMPUESTOS DE PESO MOLECULAR DESDE 32 HASTA 1.000 DE LA FORMULA GENERAL EN DONDE SE DISPONE DEL SIGUIENTE SIGNIFICADO N ES UNA CIFRA ENTRE 2 Y 9, CON PREFERENCIA 3 Y 3, R1 ES HIDROGENO, UN RESTO C1 - C9 ALQUIL O UN R2 ES HIDROGENO R3 Y R4 SON HIDROGENO O METIL, UTILIZANDOSE COMO RETICULADOR ADICIONAL EN LA ELABORACION DEL MATERIAL ESPONJOSO ENDURECIDO-POLIURETANO.
ES95101557T 1994-02-17 1995-02-06 Procedimiento para el aislamiento de tubos con espumas duras de poliuretano segun el procedimiento de colada rotatoria. Expired - Lifetime ES2118455T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4405061A DE4405061A1 (de) 1994-02-17 1994-02-17 Verfahren zur Isolierung von Rohren mit Polyurethan-Hartschaumstoffen nach dem Rotationsgußverfahren

Publications (1)

Publication Number Publication Date
ES2118455T3 true ES2118455T3 (es) 1998-09-16

Family

ID=6510484

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95101557T Expired - Lifetime ES2118455T3 (es) 1994-02-17 1995-02-06 Procedimiento para el aislamiento de tubos con espumas duras de poliuretano segun el procedimiento de colada rotatoria.

Country Status (17)

Country Link
US (1) US5587117A (es)
EP (1) EP0668306B1 (es)
JP (1) JPH07241858A (es)
KR (1) KR100329132B1 (es)
AT (1) ATE167883T1 (es)
AU (1) AU683970B2 (es)
BR (1) BR9500651A (es)
CA (1) CA2142406A1 (es)
DE (2) DE4405061A1 (es)
DK (1) DK0668306T3 (es)
ES (1) ES2118455T3 (es)
FI (1) FI950667A7 (es)
GR (1) GR3027664T3 (es)
NO (1) NO306785B1 (es)
RU (1) RU2144052C1 (es)
UA (1) UA27147C2 (es)
ZA (1) ZA951270B (es)

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DE29615423U1 (de) * 1996-09-05 1997-02-20 BRUGG Rohrsysteme GmbH, 31515 Wunstorf Wärmeisoliertes Leitungsrohr
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RU2189521C2 (ru) * 2000-11-10 2002-09-20 Закрытое акционерное общество "МосФлоулайн" Способ тепло- и гидроизоляции трубы
RU2249754C2 (ru) * 2000-11-10 2005-04-10 Закрытое акционерное общество "МосФлоулайн" Трубопровод
US6634390B2 (en) 2000-12-21 2003-10-21 Peter R. Toth Insulation cover
RU2231709C2 (ru) * 2002-04-09 2004-06-27 Закрытое акционерное общество "МосФлоулайн" Теплоизолированное фасонное изделие
DE10318836A1 (de) * 2003-04-25 2004-11-11 Voith Paper Patent Gmbh Verfahren zur Beschichtung eines zylindrischen Körpers
GB0313275D0 (en) * 2003-06-09 2003-07-16 Wood Ltd E Renovating water pipelines
GB2399305B (en) * 2003-06-09 2006-02-22 Wood Ltd E Pipe renovating method
US7041171B2 (en) * 2003-09-10 2006-05-09 Kastalon, Inc. Nozzle for use in rotational casting apparatus
US6989061B2 (en) * 2003-08-22 2006-01-24 Kastalon, Inc. Nozzle for use in rotational casting apparatus
US7270711B2 (en) * 2004-06-07 2007-09-18 Kastalon, Inc. Nozzle for use in rotational casting apparatus
US8372892B2 (en) * 2004-03-11 2013-02-12 Dow Global Technologies Llc Attached, high reactivity rigid polyurethane foams
US7824595B2 (en) * 2004-08-13 2010-11-02 Perma-Pipe, Inc. Method and system for cast molding a fluid conduit
GR1005582B (el) * 2005-08-11 2007-07-16 ΣΥΝΘΕΤΟΣ ΚΥΚΛΙΚΟΣ ΣΩΛΗΝ ΑΠΟ ΧΑΛΚΟ ΜΕ ΜΕΙΓΜΑ ΠΛΑΣΤΙΚΟΥ ΠΕΡΙΒΛΗΜΑΤΟΣ (PE-HD-MD-LD-LLD,PE-Xa-b,c,PE-RT,PP-RC,LSF ΠΟΛΥΟΛΕΦΙΝΙΚΗΣ ΒΑΣΕΩΣ, PET,EVA,PVC H ΡΕ) ΑΝΕΥ ΡΑΦΗΣ, ΜΕ ΙΣΧΥΡΑ ΣΥΝΔΕΔΕΜΕΝΑ ΤΑ ΣΥΣΤΑΤΙΚΑ ΤΟΥ ΜΕΡΗ ΜΕΣΩ ΜΕΙΓΜΑΤΟΣ ΣΥΓΚΟΛΛΗΤΙΚΗΣ ΟΥΣΙΑΣ, ΚΑΤΑΛΛΗΛΟΣ ΓΙΑ ΕΓΚΑΤΑΣΤΑΣΕΙΣ ΥΓΙΕΙΝΗΣ, ΘΕΡΜΑΝΣΗΣ-ΚΛΙΜΑΤΙΣΜΟΥ ΚΑΙ ΑΕΡΙΩΝ (ΨΥΚΤΙΚΩΝ, ΚΑΥΣΙΜΩΝ ΚΑΙ ΦΥΣΙΚΟΥ ΑΕΡΙΟΥ) ΚΑΙ ΜΕΘΟΔΟΣ ΚΑΤΑΣΚΕΥΗΣ
CN101268110B (zh) * 2005-09-15 2011-01-26 陶氏环球技术公司 包含噁唑烷酮基团的、附着的高反应性硬聚氨酯泡沫
DE102006020897A1 (de) * 2006-05-05 2007-11-08 Voith Patent Gmbh PU-Walze
US20080072988A1 (en) * 2006-08-22 2008-03-27 Perma-Pipe, Inc. Glass Syntactic Polyurethane Insulated Product
DE102007042781A1 (de) * 2007-09-07 2009-03-12 Voith Patent Gmbh PU-Walze
DE102009013872B4 (de) * 2009-03-17 2018-02-22 Oleksandr Gitelman Verfahren und Vorrichtung zur Wärme- und Feuchtigkeitsisolierung von Medienrohren mit einem sekundären Polyamidschaum
EP2591030A1 (en) 2010-07-08 2013-05-15 Dow Global Technologies LLC Improved polyurethane sealing foam compositions plasticized with fatty acid esters
DE102011078768A1 (de) 2011-07-07 2013-01-10 Bayer Materialscience Aktiengesellschaft Verfahren zum Ausfüllen von Hohl- und Zwischenräumen mit duroplastischen Polyurethanschaumstoffen
JP6092864B2 (ja) 2011-07-26 2017-03-08 ダウ グローバル テクノロジーズ エルエルシー 空洞をポリマーフォームで満たす方法
US10208154B2 (en) * 2016-11-30 2019-02-19 Rohm And Haas Electronic Materials Cmp Holdings, Inc. Formulations for chemical mechanical polishing pads and CMP pads made therewith
CN109679130B (zh) * 2017-10-19 2021-09-07 山东理工大学 包含六氟丁烯和有机醇胺盐化合物的复合发泡剂
KR102889747B1 (ko) * 2023-08-11 2025-11-21 주식회사 한빛소방 단열성 및 방염성이 우수한 수용성 무기질 코팅액 조성물 및 이의 제조방법

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Also Published As

Publication number Publication date
KR100329132B1 (ko) 2002-09-09
ATE167883T1 (de) 1998-07-15
RU95102317A (ru) 1996-11-20
UA27147C2 (uk) 2000-02-28
DE4405061A1 (de) 1995-08-24
EP0668306B1 (de) 1998-07-01
FI950667A0 (fi) 1995-02-15
DE59502661D1 (de) 1998-08-06
NO950579L (no) 1995-08-18
US5587117A (en) 1996-12-24
JPH07241858A (ja) 1995-09-19
DK0668306T3 (da) 1999-02-15
FI950667A7 (fi) 1995-08-18
AU683970B2 (en) 1997-11-27
BR9500651A (pt) 1995-10-31
GR3027664T3 (en) 1998-11-30
NO950579D0 (no) 1995-02-16
NO306785B1 (no) 1999-12-20
EP0668306A1 (de) 1995-08-23
KR950032355A (ko) 1995-12-20
CA2142406A1 (en) 1995-08-18
RU2144052C1 (ru) 2000-01-10
AU1221495A (en) 1995-08-24
ZA951270B (en) 1995-10-22

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