久久免费99精品国产自在现线-久久免-久久蜜桃-久久密-原神p站黄本子免费看网站-原神h肉调教本子性

PLA全生物降解袋2022-12-31

可降解袋又稱全生物降解袋，或者叫PLA全生物降解袋，有的公司又叫PLA+PBAT全生物降解袋，行業(yè)不同的公司有不同的叫法。今天主要聊聊可降解袋的特點(diǎn)和降解的分類。 一、可降解塑料袋： 可降解塑料是指在生產(chǎn)過(guò)程中加入一定量的添加劑（如淀粉、改性淀粉或其它纖維素、光敏劑、生物降解劑等），使其穩(wěn)定性下降，后較容易……

拉伸膜的價(jià)格波動(dòng)主要受市場(chǎng)那些因素的影響2022-12-18

拉伸纏繞膜也叫纏繞膜，或者PE拉伸膜，PE圍膜，打包膜，物流運(yùn)輸膜，主要應(yīng)用在貨物的卡板運(yùn)輸外包裝的纏繞上，是一種物流運(yùn)輸中非常常見(jiàn)的打包膜，可以起到防水，防潮，緊固的作用，同時(shí)也可以用于纏繞電纜電線、各類整理輥、機(jī)器設(shè)備、家具五金配件、塑料軟管、管材、家私家具、建筑材料、旅游運(yùn)動(dòng)鞋、無(wú)紡織布等異型產(chǎn)品的包裝，產(chǎn)品借助……

Key factors affecting the quality of PE plastic bag moisture packaging2022-01-21

The moisture-proof material of the PE plastic bag is a key factor affecting moisture-proof packaging. Any material that can delay or prevent external moisture transmission can be used as a moisture-proof barrier to carry out moisture-proof packaging. Some packaging materials, such as paper products, poor moisture-proof……

New application of quad-square bag (square bag)2022-01-21

In recent years, all four-square bag (square bag) began to be more and more sought after. According to the material, there are three types of PE square bags, PO square bags, and PVC quartet bags, and other materials are relatively small. Mainly used in the dust-proof moisture of the equipment, the dust-proof moisture o……

Which issues should be paid attention to using a PO rubber bag and PO plastic bags related features2022-01-21

1. Common food packaging rubber bags are made of polyethylene films, which is non-toxic, so it can be used to dress food. 2, the transparency of the PO rubber b……

How to quickly distinguish plastic bag material? The difference between plastic bag material2022-01-21

Nowadays, plastic packaging bags, there are many materials such as PE bags, CPE bags, PVC bags, OPP bags, PP bags, composite bags, etc., consumers should customize the same bag of packaging bags if they take a picture. , It is very difficult, because the pictures taken by the above bags are almost the same, just see pi……