Erasable ball pen ink

Abstract

The invention discloses a pen for writing, and particularly relates to erasable ball pen ink, which is prepared from the following raw materials in part by weight: 10 to 30 parts of phenolic resin, 5 to 25 parts of crystal violet lactone, 20 to 30 parts of benzyl alcohol, 15 to 25 parts of hydroxyethyl phenyl ether, 12 to 26 parts of modified xylene resin, 7 to 20 parts of oleic acid, 0.1 to 1 part of polyvinylpyrrolidone and 3 to 15 parts of fatty acid. A ball pen injected with the ink of the invention can write clear blue letters smoothly like an ordinary ball pen, erase the letters for correction conveniently like a pencil, store the letters permanently after the letters are cured and erase the letters by using an ordinary eraser after the letters are written for several hours, and has good rewriting effect. The erasable ball pen has the advantages of both the ordinary ball pen and the ordinary pencil, overcomes the shortcomings of illegibility and short retention time of the letters written by the pencil, solves the problems of troubles and insanitation caused by pencil sharpening, overcomes the detects of non-erasability of the ordinary ball pen, and has high color fastness.

Description

technical field [0001] The invention relates to a writing pen, in particular to an erasable ballpoint pen oil, which is suitable for production in the stationery industry. Background technique [0002] As we all know, the ballpoint pen is a writing instrument that has been popular in the world in recent decades. It has the advantages of simple structure, convenient carrying, smooth writing, and is suitable for copying, etc. Therefore, people from all walks of life, from school students to office staff, are willing to use it. The ballpoint pen is different from the fountain pen, because it uses dry thick ink, and the ink is brought out by the freely rotating steel ball on the pen tip to be transferred to the paper, so it does not leak, is not affected by the climate, and the writing time is longer. Eliminates the trouble of frequent filling of ink. However, oil-based ballpoint pens do have many disadvantages, such as odor, ink leakage, and slow drying, which will make docum...

AI Technical Summary

Problems solved by technology

Especially once a wrong word is written with a ballpoint pen, it cannot be modified, and the wrong font can only be removed with a correction fluid. Since the correction fluid is harmful to human health, this has brought great inconvenience to consumers.