Betagel (βゲル in Japanese) is a material invented in Japan that utilizes gel and

silicone In Organosilicon chemistry, organosilicon and polymer chemistry, a silicone or polysiloxane is a polymer composed of repeating units of siloxane (, where R = Organyl group, organic group). They are typically colorless oils or elastomer, rubber ...

to absorb violent shocks. Japanese researchers developed "Alphagel,", which was principally used in the manufacture of

sneakers Sneakers (American English, US) or trainers (British English, UK), also known by a #Names, wide variety of other names, are shoes primarily designed for sports or other forms of physical exercise, but are also widely used for everyday casual ...

and as a shock-absorber for

tennis racquet A racket or racquet is an item of sporting equipment used to strike a ball or shuttlecock in a variety of sports. A racket consists of three major components: a widened distal end known as the ''head'', an elongated handle known as the ''grip' ...

s. Betagel, a more effective formulation, was so named according to the

Greek Alphabet The Greek alphabet has been used to write the Greek language since the late 9th or early 8th century BC. It was derived from the earlier Phoenician alphabet, and is the earliest known alphabetic script to systematically write vowels as wel ...

(

alpha Alpha (uppercase , lowercase ) is the first letter of the Greek alphabet. In the system of Greek numerals, it has a value of one. Alpha is derived from the Phoenician letter ''aleph'' , whose name comes from the West Semitic word for ' ...

beta Beta (, ; uppercase , lowercase , or cursive ; or ) is the second letter of the Greek alphabet. In the system of Greek numerals, it has a value of 2. In Ancient Greek, beta represented the voiced bilabial plosive . In Modern Greek, it represe ...

gamma Gamma (; uppercase , lowercase ; ) is the third letter of the Greek alphabet. In the system of Greek numerals it has a value of 3. In Ancient Greek, the letter gamma represented a voiced velar stop . In Modern Greek, this letter normally repr ...

etc.), in which letters also serve as numerals. It is also principally used in sneakers. The gel is also used in scientific applications.

References

External links

geltec.co.jp

tech-jam.com
{{in lang, ja Brand name materials