JPS57117574A - Marking ink composition for writing boards - Google Patents
Marking ink composition for writing boardsInfo
- 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
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
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04101757A (en) * | 1990-08-10 | 1992-04-03 | Tokai Rubber Ind Ltd | Finishing device for deburring |
-
1981
- 1981-01-14 JP JP56004065A patent/JPS57117574A/en active Granted
Cited By (3)
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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