CH523791A - Verfahren zur halb- bzw. vollkontinuierlichen Herstellung von Schreibstiften - Google Patents

Verfahren zur halb- bzw. vollkontinuierlichen Herstellung von Schreibstiften

Info

Publication number
CH523791A
CH523791A CH1479768A CH1479768A CH523791A CH 523791 A CH523791 A CH 523791A CH 1479768 A CH1479768 A CH 1479768A CH 1479768 A CH1479768 A CH 1479768A CH 523791 A CH523791 A CH 523791A
Authority
CH
Switzerland
Prior art keywords
continuous
pens
semi
fully
continuous production
Prior art date
Application number
CH1479768A
Other languages
German (de)
English (en)
Inventor
Mueller Karl-Heinz
Harry Dr Roehr
Karl-Heinz Dr Ott
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
Publication of CH523791A publication Critical patent/CH523791A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D13/00—Pencil-leads; Crayon compositions; Chalk compositions
    • 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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • 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
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/507—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through an annular die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
    • B43K19/16—Making non-propelling pencils
    • 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
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
    • 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
    • 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
    • B29L2031/725—Drawing or writing equipment
    • B29L2031/7254—Pencils

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
CH1479768A 1967-10-04 1968-10-03 Verfahren zur halb- bzw. vollkontinuierlichen Herstellung von Schreibstiften CH523791A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671561767 DE1561767B1 (de) 1967-10-04 1967-10-04 Schreibstift

Publications (1)

Publication Number Publication Date
CH523791A true CH523791A (de) 1972-06-15

Family

ID=5677631

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1479768A CH523791A (de) 1967-10-04 1968-10-03 Verfahren zur halb- bzw. vollkontinuierlichen Herstellung von Schreibstiften

Country Status (12)

Country Link
US (1) US3704071A (fr)
JP (1) JPS4813368B1 (fr)
AT (1) AT296467B (fr)
BE (1) BE721839A (fr)
CH (1) CH523791A (fr)
DE (1) DE1561767B1 (fr)
DK (1) DK131277B (fr)
FR (1) FR1588294A (fr)
GB (1) GB1240852A (fr)
NL (1) NL6814263A (fr)
NO (1) NO134060C (fr)
SE (1) SE346086B (fr)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3983195A (en) * 1971-07-16 1976-09-28 Hasbro Industries, Inc. Pencil sheath compositions, method for making pencils
FR2187552A1 (en) * 1971-07-16 1974-01-18 Hasbro Industries Inc Extrudable pencil casing
CA1005200A (en) * 1971-07-16 1977-02-08 Hasbro Industries Pencil sheath compositions, method and apparatus for making pencils, and the resulting product
US3993408A (en) * 1971-07-16 1976-11-23 Hasbro Industries, Inc. Pencil comprising a marking core and a porous resin sheath
US3936519A (en) * 1974-04-24 1976-02-03 Milton Crystal Method of extruding foamed plastic sheathed pencils
JPS527227Y2 (fr) * 1974-09-06 1977-02-16
US4413921A (en) * 1978-09-05 1983-11-08 Revlon, Inc. Cosmetic pencil having a sharpenable polyethylene casing
US5360281A (en) * 1990-11-15 1994-11-01 Revlon Consumer Products Corporation Cosmetic pencil and method for making the same
FR2674179B1 (fr) * 1991-03-19 1994-11-10 Conte Procede de fabrication par tri-extrusion d'un crayon a ecrire ou a colorier et crayon a ecrire ou a colorier comportant une gaine intermediaire de protection de la mine.
US5244297A (en) * 1991-03-19 1993-09-14 Conte S.A. Process for manufacturing pencil by tri-extrusion and the produced pencil having an intermediate protective casing
US5531947A (en) * 1992-09-15 1996-07-02 Bellaform Extrusionstechnik Gmbh Process and installation for the manufacture of pencils
US5735622A (en) * 1995-12-14 1998-04-07 Pentech International Inc. Writing instrument with a compressible friction coating and method of making
CH691046A5 (de) * 1996-06-05 2001-04-12 Veka Ag Thermoplastischer Werkstoff.
DE69838452T2 (de) * 1997-07-29 2008-06-12 The Solution Line, Inc., Lebanon Stift aus regeneriertem kautschuk
EP0936082A1 (fr) 1998-02-13 1999-08-18 Hudson ICS Plaques de crayon et méthode pour sa fabricaton
US6062753A (en) * 1998-08-17 2000-05-16 Pentech International Inc. Writing instrument with enhanced tactile control and gripping comfort and method of making same
US20070092701A1 (en) * 2005-10-11 2007-04-26 Jeng Jong P Building material having a fluorocarbon based capstock layer and process of manufacturing same with less dimensional distortion
GB9916461D0 (en) * 1999-07-14 1999-09-15 Remarkable Pencils Limited Apparatus and method for extruding pencils
FR2802148B1 (fr) 1999-12-13 2003-01-24 Conte Procede de fabrication par tri-extrusion d'un crayon a ecrire ou a colorier et crayon a ecrire ou a colorier comportant une couche intermediaire de protection
JP2001224428A (ja) * 2000-02-14 2001-08-21 Tokiwa Corp 鉛筆型化粧品
AT412627B (de) * 2001-04-18 2005-05-25 Vladimir Kralj Schreibhilfe
US6565275B2 (en) 2001-04-27 2003-05-20 Binney & Smith Inc. Marker with eraser
US6505984B2 (en) * 2001-04-27 2003-01-14 Binney & Smith Inc. Crayon with eraser
US6547465B1 (en) 2002-01-22 2003-04-15 Shoot The Moon Products Ii, Llc Pencil with exposable eraser
US6752941B2 (en) * 2002-03-14 2004-06-22 Certainteed Corporation Additives for special effect appearances in plastic parts
US6935800B2 (en) * 2002-10-09 2005-08-30 Cosmolab, Inc. Marking instrument and cosmetic pencil
US20040126556A1 (en) * 2002-12-27 2004-07-01 Nowak Michael T. Grip element
EP2390294A1 (fr) * 2010-05-26 2011-11-30 Université Catholique De Louvain Crayons, procédés pour la préparation et ses utilization
US8998519B2 (en) 2013-05-13 2015-04-07 Hemant Patel Process and formulation for a plastic pencil
DE102013020666B4 (de) 2013-11-29 2017-09-14 Staedtler Mars Gmbh & Co. Kg Bleimine für Schreib-, Zeichen- und/oder Malgeräte sowie Verfahren zu deren Herstellung
FR3052705B1 (fr) * 2016-06-21 2018-07-13 Conte Crayon a ecrire ou a colorier
CN109922939B (zh) 2016-08-26 2021-10-22 辉柏嘉化妆品股份公司 具有一体注塑的包覆套层的笔
DE102016115872B4 (de) * 2016-08-26 2018-03-15 A.W. Faber-Castell Cosmetics Gmbh Stift mit einstückig spritzgegossener Schichthülse
MX2021002243A (es) * 2018-09-07 2021-05-27 SOCIéTé BIC Cuerpo para un lapiz de escribir, trazar, dibujar o colorear.
US11485165B2 (en) * 2018-12-18 2022-11-01 SOCIéTé BIC Lead casing for pencil, and pencil thereof for writing, drawing, marking, plotting, and coloring
EP3898255B1 (fr) 2018-12-18 2022-11-30 Société BIC Gaine pour mine de crayon, et crayon associé pour l'écriture, le dessin, le marquage, le traçage et la mise en couleur
WO2020127320A1 (fr) * 2018-12-18 2020-06-25 Societe Bic Gaine de mine pour crayon, et crayon associé pour l'écriture, le dessin, le marquage, le traçage et la mise en couleur
BR112021009470B1 (pt) 2018-12-18 2023-10-03 Societe Bic Invólucro de núcleo para lápis, e lápis do mesmo para escrever, desenhar, marcar, traçar e colorir

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE346739A (fr) * 1926-11-13
BE346738A (fr) * 1926-11-13 1900-01-01
NL24105C (fr) * 1927-08-31
US1937104A (en) * 1932-03-03 1933-11-28 Joseph Dixon Crucible Co Method of making pencils
US2408398A (en) * 1943-07-24 1946-10-01 Theodore L Johnson Multiple extrusion
DE940492C (de) * 1945-09-01 1956-03-22 Zareh Dr Lorenian Verfahren und Vorrichtung zum Umhuellen von Schreibminen mit einer plastischen Masse
NL80121C (fr) * 1948-06-28 1900-01-01
FR969976A (fr) * 1948-07-01 1950-12-28 Fabrication de crayon avec une mine et des matières plastiques synthétiques
DE917771C (de) * 1951-12-29 1954-09-09 Max Schmidt Bleistift
GB794400A (en) * 1955-08-01 1958-04-30 Us Rubber Co Improvements in rubber-and-resin compositions
US2960967A (en) * 1955-08-10 1960-11-22 Howard M Bauserman Extruded plastic lead pencils
DE1244398B (de) * 1963-07-11 1967-07-13 Bayer Ag Antistatische thermoplastische Formmassen
GB1206864A (en) * 1967-04-18 1970-09-30 Bernard I Bartner A unitary elongate composite article such as a writing instrument and method of manufacturing the same

Also Published As

Publication number Publication date
DK131277B (da) 1975-06-23
NO134060C (fr) 1976-08-11
FR1588294A (fr) 1970-04-10
GB1240852A (en) 1971-07-28
NL6814263A (fr) 1969-04-09
AT296467B (de) 1972-02-10
BE721839A (fr) 1969-03-14
DK131277C (fr) 1975-11-24
US3704071A (en) 1972-11-28
DE1561767B1 (de) 1972-07-06
NO134060B (fr) 1976-05-03
JPS4813368B1 (fr) 1973-04-26
SE346086B (fr) 1972-06-26

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Legal Events

Date Code Title Description
PL Patent ceased