日韩高清一区-国产精品91视频-豆花视频在线-韩国三色电费2024免费吗多少钱-91视频亚洲-中文字幕在线看片-成年人在线视频观看-抱着老师的嫩臀猛然挺进视频-老鸭窝av在线-久久精品无码专区-国产网站av-香蕉免费在线视频-欧洲精品久久一区二区-国产孕交-色八戒av

Chemical name: 4-hydroxyethyloxyethyl-1-hydroxyethylbenzene diether, chain extender HQEE-liquid

Molecular formula: C₁₂H₁₈O₅

Molecular weight: 242.26

CAS No.:849677-06-1

Performance description:

This product is not easy to flow at room temperature. When the temperature is higher than 27 ℃, its viscosity gradually becomes smaller and can flow. In addition to the conventional properties of products made of solid HQEE, polyurethane products made of liquid HQEE-L also have excellent tensile strength, elongation, soft flexural properties and other characteristics. The product is soluble in dimethylacetamide (DMAC).

The main purpose:

As a chain extender for TDI / MDI series polyurethane products, it is widely used in polyurethane adhesives, coatings, sealants, elastomers, PU foam, spandex, sports facilities and other fields. The product is especially suitable for products with medium and high hardness.

Package:

This product is packed in galvanized iron drums, 20 kg per drum.