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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. This product is especially suitable for medium and high hardness products. Compared with solid HER, it has the characteristics of convenient use and less dosage. In addition, the polyurethane products made of liquid HER-L have not only the conventional properties of products made of solid HER, but also excellent tensile strength, elongation, soft flexural properties and other characteristics. The product is soluble in dimethyl acetyl (DMAC).覐
Basic elements of the product
Appearance: colorless transparent liquid
CasNo: 777942-63-9
Monthly production: 10 tons
Packing: There are three kinds of packaging: 2kg, 20kg and 40kg.

1. Product Overview
Chemical name: 3-hydroxyethyloxyethyl-1-hydroxyethyl benzene diether (chain extender HER)-liquid
Molecular formula: C12H18O5
Molecular weight: 242.26
CASNo.:777942-63-9

2. Performance
Compared with solid HER, it has the characteristics of convenient use and less dosage. In addition, the polyurethane products made of liquid HER-L have not only the conventional properties of products made of solid HER, but also excellent tensile strength, elongation, soft flexural properties and other characteristics. The product is soluble in dimethylacetamide
(DMAC).

3. Main uses
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. This product is especially suitable for medium and high hardness products.
Chain extender HER

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