这套代码是由美国塑料工业协会（Society of Plastics Industry，SPI）制定的塑料制品使用种类的代码，1-7的数字代表了塑料所使用的树脂种类。 有了这个数字，在垃圾回收处理厂的塑料品 …

國際通用資源回收編碼 （International Universal Recycling Codes）利用 標誌 與 編碼 標示著物品的製造 材料，這樣的編碼可以使 資源回收 的分類更加容易。 [1] 國際通用資源回收編碼包含 …

The "5 PP" symbol on plastic products indicates the type of plastic material used known as polypropylene. This widely used polymer is valued for its durability and versatility, seen in …

ISO 11469:2016 standardizes the marking of plastics products by inserting the appropriate abbreviated terms between the following symbols: “>” and “<”. While these would traditionally …

This research paper solves the challenge of plastic product marking. In particular, plastic cap marking. Nowadays, IR lasers (fiber, solid-state, gas lasers) ar

You can mark many different commercially used plastics, such as Nylon 6,6, ABS, PP, PET and there are many more with permanent Laser Marks, quickly and precisely with a high-quality …

Polypropylene (including Formex™ and Statex™) is a thermoplastic commonly known as a polyolefin. It is ideal for laser cutting, marking, and engraving.

2019年9月1日 · To achieve an enhanced laser marking for polypropylene, the “core-shell” ATO@PI (antimony-doped tin oxide@polyimide) laser-sensitive composite was successfully …

2021年9月20日 · Polypropylene (PP) belongs to the group of polymers characterized by low susceptibility to absorption of electromagnetic radiation in the infrared range (λ = 1064 nm). …

2021年3月25日 · The results show that the PP/MoS 2 composite has the best laser marking property when the MoS 2 loading content is 0.02 wt %, the laser marking current intensity is 11 …