ES8207047A1 - Procedimiento para la fabricacion de un elemento flexible deescritura o pintura - Google Patents

Procedimiento para la fabricacion de un elemento flexible deescritura o pintura

Info

Publication number
ES8207047A1
ES8207047A1 ES81500249A ES500249A ES8207047A1 ES 8207047 A1 ES8207047 A1 ES 8207047A1 ES 81500249 A ES81500249 A ES 81500249A ES 500249 A ES500249 A ES 500249A ES 8207047 A1 ES8207047 A1 ES 8207047A1
Authority
ES
Spain
Prior art keywords
pencils
marking composition
flexible marking
flexible
composition
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
ES81500249A
Other languages
English (en)
Other versions
ES500249A0 (es
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.)
LEON LEON ROQUE ONEL
Original Assignee
LEON LEON ROQUE ONEL
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 LEON LEON ROQUE ONEL filed Critical LEON LEON ROQUE ONEL
Publication of ES8207047A1 publication Critical patent/ES8207047A1/es
Publication of ES500249A0 publication Critical patent/ES500249A0/es
Granted legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)

Abstract

PROCEDIMIENTO PARA LA FABRICACION DE UN ELEMENTO FLEXIBLE DE ESCRITURA O PINTURA. SE FORMAN UN COMPUESTO HOMOGENEO QUE CONTIENE, EN PESO, 15-22 POR 100 DE UN ELASTOMERO SELECCIONADO DE ENTRE EL GRUPO CONSISTENTE EN UNA MEZCLA DE CAUCHOS NATURALES Y SINTETICOS, 3-9 POR 100 DE AGENTES PLASTIFICANTES SELECCIONADOS DE ENTRE EL GRUPO QUE CONTIENE RESINA CUMARONA, 8-12 POR 100 DE DESECANTE, 2 POR 100 DE AGENTE VULCANIZANTE, 1-3 POR 100 DE ACTIVADORES Y ACELERADORES Y 50 POR 100 DE UN PIGMENTO O COLORANTE. SE EXTRUYE LA MEZCLA A TRAVES DE UN TROQUEL EXTRUSOR, FORMANDOSE UN CUERPO ALARGADO EN FORMA DE BARRA. SE VULCANIZA EL CUERPO EXTRUIDO MEDIANTE CALENTAMIENTO A 150-180 C DURANTE 10-15 MINUTOS Y SE RECUBRE CON UN TERMOPLASTICO FLEXIBLE.
ES500249A 1980-03-11 1981-03-10 Procedimiento para la fabricacion de un elemento flexible deescritura o pintura Granted ES500249A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MX18150280 1980-03-11

Publications (2)

Publication Number Publication Date
ES8207047A1 true ES8207047A1 (es) 1982-09-16
ES500249A0 ES500249A0 (es) 1982-09-16

Family

ID=19747112

Family Applications (1)

Application Number Title Priority Date Filing Date
ES500249A Granted ES500249A0 (es) 1980-03-11 1981-03-10 Procedimiento para la fabricacion de un elemento flexible deescritura o pintura

Country Status (2)

Country Link
US (1) US4298507A (es)
ES (1) ES500249A0 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6011084A (en) 1998-06-26 2000-01-04 Binney & Smith Inc. Erasable colored pencil lead
ES2214034T3 (es) 1998-06-26 2004-09-01 BINNEY & SMITH INC. Mina de lapiz coloreada borrable.
JP2014505140A (ja) * 2010-12-30 2014-02-27 リュウ，イン 高弾塑性カラーペン及びその製造方法
GB201705218D0 (en) * 2017-03-31 2017-05-17 Ecograf (Pty) Ltd Pencil lead formulation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2380126A (en) * 1941-09-11 1945-07-10 Fred A Sturm Marking crayon
GB653414A (en) * 1948-08-21 1951-05-16 Semtex Ltd Improvements in the production of moulding compositions
FR1300752A (fr) * 1961-01-28 1962-08-10 Matière pour la fabrication de mines de crayons souples
JPS5422132B2 (es) * 1974-06-17 1979-08-04

Also Published As

Publication number Publication date
US4298507A (en) 1981-11-03
ES500249A0 (es) 1982-09-16

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