JPS57153060A - Solid drawing material - Google Patents

Solid drawing material

Info

Publication number
JPS57153060A
JPS57153060A JP56039188A JP3918881A JPS57153060A JP S57153060 A JPS57153060 A JP S57153060A JP 56039188 A JP56039188 A JP 56039188A JP 3918881 A JP3918881 A JP 3918881A JP S57153060 A JPS57153060 A JP S57153060A
Authority
JP
Japan
Prior art keywords
solid drawing
drawing material
colorant
wax
coatability
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.)
Granted
Application number
JP56039188A
Other languages
Japanese (ja)
Other versions
JPS644556B2 (en
Inventor
Kengo Kobayashi
Yuichi Ko
Yukifumi Hanada
Masahiro Iwata
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.)
Pentel Co Ltd
Original Assignee
Pentel Co Ltd
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 Pentel Co Ltd filed Critical Pentel Co Ltd
Priority to JP56039188A priority Critical patent/JPS57153060A/en
Publication of JPS57153060A publication Critical patent/JPS57153060A/en
Publication of JPS644556B2 publication Critical patent/JPS644556B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

PURPOSE: To provide a solid drawing material which has excellent drawability and thick-wall coatability and gives a drawn surface which is scarcely sticky, by blending micro-capsules coantg., as a core material, an org. solvent compatible with waxes, with a solid drawing material composed of a colorant, wax, liquid oil and an extender as main components.
CONSTITUTION: 5W35wt% (based on the amount of a solid drawing material) micro-capsules having a particle size of 0.1W1mm and contg., as a core material, an org. solvent (such as cyclohexane or toluene) having a b.p. of 70W180°C and compatible with waxes, are blended with a solid drawing material composed of a colorant, e.g., a pigment such as carbon black or Hansa Yellow, or a mixture of a colorant and a dye added thereto, wax such as paraffine wax, liquid oil such as liquid paraffine and an extender such as CaCO3 or talc as main components. There can be obtd. a product which gives a drawn surface which is scarcely sticky while keeping drawability and thick-wall coatability which crayon and pastel crayon possess.
COPYRIGHT: (C)1982,JPO&Japio
JP56039188A 1981-03-18 1981-03-18 Solid drawing material Granted JPS57153060A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56039188A JPS57153060A (en) 1981-03-18 1981-03-18 Solid drawing material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56039188A JPS57153060A (en) 1981-03-18 1981-03-18 Solid drawing material

Publications (2)

Publication Number Publication Date
JPS57153060A true JPS57153060A (en) 1982-09-21
JPS644556B2 JPS644556B2 (en) 1989-01-26

Family

ID=12546125

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56039188A Granted JPS57153060A (en) 1981-03-18 1981-03-18 Solid drawing material

Country Status (1)

Country Link
JP (1) JPS57153060A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008031373A (en) * 2006-07-31 2008-02-14 Pentel Corp Method for producing pencil lead

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008031373A (en) * 2006-07-31 2008-02-14 Pentel Corp Method for producing pencil lead

Also Published As

Publication number Publication date
JPS644556B2 (en) 1989-01-26

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