ES420754A2 - Un metodo para fabricar un nucleo de marcar rodeado de una envoltura para la fabricacion de lapices. - Google Patents
Un metodo para fabricar un nucleo de marcar rodeado de una envoltura para la fabricacion de lapices.Info
- Publication number
- ES420754A2 ES420754A2 ES420754A ES420754A ES420754A2 ES 420754 A2 ES420754 A2 ES 420754A2 ES 420754 A ES420754 A ES 420754A ES 420754 A ES420754 A ES 420754A ES 420754 A2 ES420754 A2 ES 420754A2
- Authority
- ES
- Spain
- Prior art keywords
- weight
- pencils
- manufacture
- composition
- binder
- 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
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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/06—Rod-shaped
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
-
- 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
- B43K19/14—Sheathings
-
- 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
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- 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
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
-
- 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
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US348664A US3875088A (en) | 1971-07-16 | 1973-04-06 | Pencil sheath compositions |
Publications (1)
Publication Number | Publication Date |
---|---|
ES420754A2 true ES420754A2 (es) | 1977-07-01 |
Family
ID=23369007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES420754A Expired ES420754A2 (es) | 1973-04-06 | 1973-11-22 | Un metodo para fabricar un nucleo de marcar rodeado de una envoltura para la fabricacion de lapices. |
Country Status (6)
Country | Link |
---|---|
CH (1) | CH575840A5 (es) |
DE (1) | DE2337635C2 (es) |
ES (1) | ES420754A2 (es) |
FR (1) | FR2224534B2 (es) |
GB (1) | GB1448057A (es) |
IT (1) | IT1046225B (es) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU8502298A (en) * | 1997-07-29 | 1999-02-22 | John Erlandson | Pencils containing reclaimed rubber |
CN102001249A (zh) * | 2010-10-12 | 2011-04-06 | 马铭远 | 一种再生木铅笔及制作工艺 |
US12070966B2 (en) | 2018-12-18 | 2024-08-27 | SOCIéTé BIC | Lead casing for pencil, and pencil thereof for writing, drawing, marking, plotting, and coloring |
WO2020127341A1 (en) * | 2018-12-18 | 2020-06-25 | Societe Bic | Lead casing for pencil, and pencil thereof for writing, drawing, marking, plotting, and coloring |
MX2021005676A (es) * | 2018-12-18 | 2021-07-07 | SOCIéTé BIC | Revestimiento de mina para lapiz y lapiz de este para escribir, dibujar, marcar, trazar y colorear. |
WO2020127203A1 (en) | 2018-12-18 | 2020-06-25 | Societe Bic | Lead casing for pencil, and pencil thereof for writing, drawing, marking, plotting, and coloring |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB420368A (en) * | 1933-05-24 | 1934-11-26 | Colin Clarence Gow | Improvements in or relating to the manufacture of pencils and the like |
NL80121C (es) * | 1948-06-28 | 1900-01-01 | ||
US2790202A (en) * | 1952-03-31 | 1957-04-30 | Lorenian Zareh | Method and apparatus for manufacturing pencils |
DE2144053A1 (de) * | 1970-09-02 | 1972-03-30 | Dainippon Ink & Chemicals | Bleistiftholz |
-
1973
- 1973-07-24 DE DE2337635A patent/DE2337635C2/de not_active Expired
- 1973-11-22 ES ES420754A patent/ES420754A2/es not_active Expired
- 1973-12-12 IT IT54259/73A patent/IT1046225B/it active
-
1974
- 1974-02-11 FR FR7404559A patent/FR2224534B2/fr not_active Expired
- 1974-03-29 CH CH445174A patent/CH575840A5/xx not_active IP Right Cessation
- 1974-04-04 GB GB1501174A patent/GB1448057A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1046225B (it) | 1980-06-30 |
DE2337635A1 (de) | 1974-10-24 |
AU6257373A (en) | 1975-05-15 |
FR2224534A2 (es) | 1974-10-31 |
DE2337635C2 (de) | 1989-01-12 |
FR2224534B2 (es) | 1978-12-08 |
GB1448057A (en) | 1976-09-02 |
CH575840A5 (es) | 1976-05-31 |
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