A kind of shot put sports field structure and preparation method thereof
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- GUANGDONG BOSHENG NEW MATERIAL TECH CO LTD
- Publication Date
- 2021-09-14
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Abstract
Description
technical field
[0001] The invention relates to a shot put field structure and a preparation method thereof. Background technique
[0002] The landing area of ββthe shot put competition in traditional sports venues is paved with cinders, grass or various materials that can leave traces of the shot put, but it is easy to appear that the landing marks are not obvious, and the marks are not easy to recover, leading to problems such as misreading and affecting the fairness of sports competitions. , Fairness. With the advancement of technology, the current shot put area begins to use polyurethane material. Polyurethane material is a kind of polymer with special viscoelastic properties. It will form a certain mark when it is put on, and it can be read as a specific material, but this kind of deformation recovery time is long, which is not conducive to the progress of the game, and although the current shot put sports field has added slow rebound polyurethane material, it is still...