The most common and most useful thing in our lives is the ballpoint pen. It is not only used by students, but also used by adults in office work. Even in today’s era when notebook computers are very popular, it still cannot replace the ballpoint pen in people’s lives. Important position, but such a small […]
Author Archives: jack
Dispersant A proper amount of dispersant can reduce the adhesion between the ink and the surface of the paper, so that the ink can be erased within a certain period of time when the ink is written on the paper surface. The dispersant can also maintain the ink’s writing fluency and long-term stability. The material […]
1. This pen is stronger and more durable than ordinary fountain pens, but if it is improperly used and stored, it is often impossible to write words. This is mainly because the dry ink sticks around the steel ball and prevents the ink from flowing out. The ink is a kind of viscous oil, which […]
A small business owner in Japan came up with a trick: to pack less dry ink so that the ink in the refill can only write more than 10,000 characters before it is used up, so that the oil leakage problem of the ballpoint pen refill is solved. Therefore, he applied for a patent to […]
21
Jan
Jan
1. Toothpaste: Clean the teacup with toothpaste. (As we all know, toothpaste is very white except for teeth (￣▽￣)) 2. Baking soda: Pour hot water into the teacup, add baking soda to shake, and let it sit for a few minutes before pouring it out. 3. Salt: First prepare the salt water, then pour it […]
“What can we do to help the environment?” For this question Prostar always keep developing new items for customer to minimize the negative impact. Here is new combination of Bamboo and Wheat Straw Pen! Back to Nature! 100% organic bamboo barrel with wheat straw trims. About wheat straw trims, is made from 40% wheat straw […]
The cover of the notebook is commonly used materials are as follows. 1.PU leather The common leather surface on the market is PU leather, ordinary PU and PU color changing leather, the price and quality just from high to low. The characteristic of leather is not very suitable for complex patterns, can print some simple […]
LOGO, notebook cover design is essential. After designing a book cover color, how to make our logo printing to make a better effect? Between so many printing processes, how should we choose? Today I will share with you the most 3 common printing methods. 1.silk screen printing The use of screen printing plate graphics […]
Features of highlighter The highlighter has a fluorescent agent. When it encounters ultraviolet rays (sunlight, fluorescent lamps, mercury lamps are more), it will produce a fluorescent effect and emit white light, which makes the color look dazzling fluorescent. The fluorescence of fluorescent pens is different from the fluorescence principle of our watches and fluorescent sticks. […]
05
Jan
Jan
With the start of school just around the corner, stationery sales are ushering in a peak season. What is different from the past is that this year, the “blind stationery box” has become the new favorite of primary and secondary school students. These blind box products aimed at primary and secondary school students use uncertainty as a […]