Active standard | Published: 01/07/2021

ASTM D1786-21

Standard Specification for Toluene Diisocyanate

Available languages: English

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Detail information

Designation: ASTM D1786-21

Publication date: 01/07/2021

Pages: 2

Country: American technical standard

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Anotation

This specification covers toluene diisocyanate used as an ingredient in the production of polyurethane cellular materials. The three classes of toluene diisocyanate covered in this specification are based on isomer ratio, and the three types are based on acidity and hydrolyzable chloride. Materials shall be tested and the individual grades shall conform to specified values of isomer ratio, purity, APHA color, and total chlorine.

Keywords:
polyurethane, raw materials, specification, TDI, toluene diisocyanate,, ICS Number Code 83.080.20 (Thermoplastic materials)

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