JPS57117574A - Marking ink composition for writing boards - Google Patents

Marking ink composition for writing boards

Info

Publication number
JPS57117574A
JPS57117574A JP56004065A JP406581A JPS57117574A JP S57117574 A JPS57117574 A JP S57117574A JP 56004065 A JP56004065 A JP 56004065A JP 406581 A JP406581 A JP 406581A JP S57117574 A JPS57117574 A JP S57117574A
Authority
JP
Japan
Prior art keywords
vinyl
dye
soluble
plasticizer
component
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
JP56004065A
Other languages
Japanese (ja)
Other versions
JPS644552B2 (en
Inventor
Mitsunori Kito
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.)
OGAWA KAKO KK
OGAWA KAKOU KK
Original Assignee
OGAWA KAKO KK
OGAWA KAKOU KK
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 OGAWA KAKO KK, OGAWA KAKOU KK filed Critical OGAWA KAKO KK
Priority to JP56004065A priority Critical patent/JPS57117574A/en
Publication of JPS57117574A publication Critical patent/JPS57117574A/en
Publication of JPS644552B2 publication Critical patent/JPS644552B2/ja
Granted legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: The titled ink that contains an aliphatic lower alcohol, a dye, a specific vinyl resin, methylphenylpolysiloxane as a peeling agent, and a plasticizer in a specific proportion, thus being easily erazed off by rubbing with tissue paper and having a long pot life.
CONSTITUTION: The objective composition comprises (A) an aliphatic lower alcohol as a solvent, preferably ethanol boiling at 78.4°C (50W90wt%), (B) a dye soluble in component A as a colorant, preferably a dye soluble in ethanol or oil, (2W15wt%), (C) a vinyl resin of 350 or less polymerization degree, soluble in component A such as vinyl butyral-vinyl acetate-vinyl alcohol terpolymer of 50W 80mol% butyralation degree, (D) methylphenylsiloxane as a peeling agent (5W 20%) and (E) a plasticizer such as dibutyl phthalate (1W10wt%).
EFFECT: It has low oder and low toxicity.
COPYRIGHT: (C)1982,JPO&Japio
JP56004065A 1981-01-14 1981-01-14 Marking ink composition for writing boards Granted JPS57117574A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56004065A JPS57117574A (en) 1981-01-14 1981-01-14 Marking ink composition for writing boards

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56004065A JPS57117574A (en) 1981-01-14 1981-01-14 Marking ink composition for writing boards

Publications (2)

Publication Number Publication Date
JPS57117574A true JPS57117574A (en) 1982-07-22
JPS644552B2 JPS644552B2 (en) 1989-01-26

Family

ID=11574428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56004065A Granted JPS57117574A (en) 1981-01-14 1981-01-14 Marking ink composition for writing boards

Country Status (1)

Country Link
JP (1) JPS57117574A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60161470A (en) * 1984-01-31 1985-08-23 Pentel Kk Ink for writing utensil
KR20030027147A (en) * 2001-09-13 2003-04-07 동아교재 주식회사 Liquid Stickiness Composition and Writting Set Using The Same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04101757A (en) * 1990-08-10 1992-04-03 Tokai Rubber Ind Ltd Finishing device for deburring

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60161470A (en) * 1984-01-31 1985-08-23 Pentel Kk Ink for writing utensil
JPH0541672B2 (en) * 1984-01-31 1993-06-24 Pentel Kk
KR20030027147A (en) * 2001-09-13 2003-04-07 동아교재 주식회사 Liquid Stickiness Composition and Writting Set Using The Same

Also Published As

Publication number Publication date
JPS644552B2 (en) 1989-01-26

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