FR1180308A - Procédé d'obtention de corps poreux ou homogènes - Google Patents

Procédé d'obtention de corps poreux ou homogènes

Info

Publication number
FR1180308A
FR1180308A FR1180308DA FR1180308A FR 1180308 A FR1180308 A FR 1180308A FR 1180308D A FR1180308D A FR 1180308DA FR 1180308 A FR1180308 A FR 1180308A
Authority
FR
France
Prior art keywords
obtaining porous
homogeneous bodies
homogeneous
bodies
porous
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
Other languages
English (en)
Inventor
Erwin Weinbrenner
Peter Hoppe
Karl Breer
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 FR1180308A publication Critical patent/FR1180308A/fr
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
    • 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
    • B29C44/022—Foaming unrestricted by cavity walls, e.g. without using moulds or using only internal cores
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/18—Cold vulcanisation
    • 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
    • B29C41/08—Coating a former, core or other substrate by spraying or fluidisation, e.g. spraying powder
    • B29C41/085—Coating a former, core or other substrate by spraying or fluidisation, e.g. spraying powder by rotating the former 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
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
    • 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
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/32—Wheels, pinions, pulleys, castors or rollers, Rims
    • B29L2031/324—Rollers or cylinders having an axial length of several times the diameter, e.g. embossing, pressing or printing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/72—Processes of molding by spraying
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/05—Spray

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Polyurethanes Or Polyureas (AREA)
FR1180308D 1956-08-03 1957-07-30 Procédé d'obtention de corps poreux ou homogènes Expired FR1180308A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1180308X 1956-08-03
DE3009209X 1956-08-03

Publications (1)

Publication Number Publication Date
FR1180308A true FR1180308A (fr) 1959-06-03

Family

ID=26011285

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1180308D Expired FR1180308A (fr) 1956-08-03 1957-07-30 Procédé d'obtention de corps poreux ou homogènes

Country Status (2)

Country Link
US (1) US3009209A (fr)
FR (1) FR1180308A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2332853A1 (fr) * 1975-11-27 1977-06-24 Ici Ltd Appareil pour deposer des melanges de reaction liquides sur une nappe en mouvement ininterrompu
WO1988004603A1 (fr) * 1986-12-23 1988-06-30 Nordson Corporation Appareil de revetement de moule
WO1997049535A1 (fr) * 1996-06-27 1997-12-31 Polywest Kunststofftechnik Saueressig & Partner Gmbh & Co. Kg Forme pour l'impression sur rotative, le revetement ou le gaufrage de materiaux en feuilles continues, et procede de fabrication de cette forme

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE625836A (fr) * 1961-12-07
US3312579A (en) * 1962-12-12 1967-04-04 Heifetz Yasha Structural material and method of making it
US3354244A (en) * 1964-08-13 1967-11-21 Hudson Engineering Corp Method and apparatus for the manufacture of foamed plastic tubing
US3377652A (en) * 1964-09-24 1968-04-16 Nylonge Corp Apparatus for the production of artificial sponge
US3480493A (en) * 1965-08-27 1969-11-25 Exxon Research Engineering Co Method and apparatus for spray foam insulating a pipe
US3369922A (en) * 1966-08-09 1968-02-20 Joseph G. Svrchek Method for applying heat reactive coatings
US3492393A (en) * 1966-11-02 1970-01-27 Goodyear Tire & Rubber Polyurethane container
US3442987A (en) * 1966-12-30 1969-05-06 Sylvania Electric Prod Method of producing decorative incandescent lamps
US3507950A (en) * 1967-04-24 1970-04-21 Vistron Corp Method of thermofusion molding
US3860440A (en) * 1967-06-30 1975-01-14 Kurashiki Rayon Co Method of manufacturing a highly glossy sheet material
US3876495A (en) * 1970-05-14 1975-04-08 Sackner Prod Inc Foamed plastic welting cord
US3872199A (en) * 1971-06-16 1975-03-18 Champion Int Corp Method of manufacturing a foamed urethane structural product having high and low density portions
US3895087A (en) * 1971-11-26 1975-07-15 Champion Int Corp Method of manufacturing a molded composite urethane foam structural panel
US4005035A (en) * 1974-12-24 1977-01-25 Tecnik International Corporation Composition for reinforced and filled high density rigid polyurethane foam products and method of making same
US4073839A (en) * 1976-04-19 1978-02-14 The Goodyear Tire & Rubber Company Method of zone pouring foam products
US4343753A (en) * 1977-12-24 1982-08-10 Webron Products Limited Method for finishing a tubular felted sleeve
US4197333A (en) * 1978-04-14 1980-04-08 Gte Sylvania Incorporated Method of applying protective coating on lamp envelope
US4278045A (en) * 1979-01-25 1981-07-14 Owens-Corning Fiberglas Corporation Dispensing foamable material
US4276333A (en) * 1979-10-22 1981-06-30 Baxter Travenol Laboratories, Inc. Apparatus and method for solvent adhesion of coiled tubing, and product produced thereby
US4430406A (en) 1981-10-22 1984-02-07 Eastman Kodak Company Fuser member
US4375505A (en) * 1981-10-22 1983-03-01 Eastman Kodak Company Fuser member
US4687531A (en) * 1982-01-26 1987-08-18 Potoczky Joseph B Method for centrifugal spray molding of thin-walled structures
US4571798A (en) * 1983-09-19 1986-02-25 Beloit Corporation Urethane covered paper machine roll
US4776996A (en) * 1984-08-16 1988-10-11 Fiber Technology Corporation Process and apparatus for forming hollow structures from powdered thermoplastic materials
DE3705411A1 (de) * 1987-02-20 1988-09-01 Bayer Ag Vorrichtung zum auftragen eines schaumstoff bildenden, fliessfaehigen reaktionsgemisches auf eine unterlage
GB2204265B (en) * 1987-04-30 1990-10-03 Fiber Technology Corp Method and apparatus for forming hollow structures from powdered thermoplastic materials
FI872244A (fi) * 1987-05-21 1988-11-22 Betemi Oy Framstaellningsfoerfarande foer betongelement.
US5112656A (en) * 1987-10-15 1992-05-12 Canon Kabushiki Kaisha Coating method suitable for use in production of photosensitive member for electrophotography
US5176940A (en) * 1989-02-28 1993-01-05 Valmet Paper Machinery Inc. Method for forming a coated roll
US4945854A (en) * 1989-03-17 1990-08-07 Mobay Corporation Apparatus for the distribution of a foamable reaction mixture upon a moving base
AU7724596A (en) * 1995-11-13 1997-06-05 General Magnaplate Corporation Fabrication of tooling by thermal spraying
US6030371A (en) * 1996-08-23 2000-02-29 Pursley; Matt D. Catheters and method for nonextrusion manufacturing of catheters
DE19705671A1 (de) * 1997-02-14 1998-08-20 Heidelberger Druckmasch Ag Druckmaschine mit einem korrosionsgeschützten Druckwerkszylinder
DE69920728T2 (de) * 1998-07-30 2005-02-10 MacDermid Printing Solutions, LLC, Waterbury Druckhülse und herstellungsverfahren dafür
US6027769A (en) * 1998-08-24 2000-02-22 Gajewski; Vincent J. Method for producing cylindrical objects of multilayer dissimilar compositions without interfaces
WO2003039764A1 (fr) * 2001-11-08 2003-05-15 Coldwater Resins, Inc. Systeme et procede de recouvrement de rouleau de polyurethane a un seul passage
US6929766B2 (en) * 2002-06-14 2005-08-16 Edwards Lifesciences Corporation Dispense molding method and apparatus for manufacturing cannulae
GB2417711B (en) * 2003-05-02 2007-04-11 Hyperlast Ltd Manufacture of gravure printing rollers
US7776380B2 (en) * 2004-09-22 2010-08-17 Volcano Corporation Method of making catheters with additives consolidated into polymer wall
DE102006022760A1 (de) * 2006-05-16 2007-11-22 Bayer Materialscience Ag Strang-Technik, Vorrichtung und Verfahren
EP3608076B1 (fr) 2018-08-09 2021-09-29 VENTAFLEX GmbH & Co. KG Procédé de fabrication de tubes composites multicouche

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1182982A (en) * 1913-11-28 1916-05-16 Crump Company Machine for the manufacture of printers' rollers.
DE295237C (fr) * 1914-06-17
NL24808C (fr) * 1926-09-10
US1969101A (en) * 1929-04-18 1934-08-07 Goodrich Co B F Manufacture of rubber articles
FR999057A (fr) * 1948-11-09 1952-01-25
DE1071942B (de) * 1954-02-09 1959-12-24 Farbenfabriken Bayer Aktiengesellschaft, Leverkusen-Bayerwerk Verfahren zur Herstellung von mit Deckschichten umgebenen Schaumstoff-Körpern auf Polyurethanbasis
US2779689A (en) * 1955-07-19 1957-01-29 Pittsburgh Plate Glass Co Forming foamed polyurethane resins

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2332853A1 (fr) * 1975-11-27 1977-06-24 Ici Ltd Appareil pour deposer des melanges de reaction liquides sur une nappe en mouvement ininterrompu
WO1988004603A1 (fr) * 1986-12-23 1988-06-30 Nordson Corporation Appareil de revetement de moule
US4940012A (en) * 1986-12-23 1990-07-10 Nordson Corporation Mold coating apparatus with air flow control numbers
WO1997049535A1 (fr) * 1996-06-27 1997-12-31 Polywest Kunststofftechnik Saueressig & Partner Gmbh & Co. Kg Forme pour l'impression sur rotative, le revetement ou le gaufrage de materiaux en feuilles continues, et procede de fabrication de cette forme
US6143386A (en) * 1996-06-27 2000-11-07 Lorig; Heinz Form for rotary printing, coating or embossing of sheet-like materials, and process for producing said form

Also Published As

Publication number Publication date
US3009209A (en) 1961-11-21

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