News

Recently, with more than 10 years of experience in the export of professional chemicals, Dotachem officially announced the deepening of cooperation with its brother company Polykem, integrating the advantages of both sides to provide more comprehensive and professional chemical product solutions for global customers.

In this exciting video, we will take you inside Dotachem state-of-the-art factory facilities and explore our production centers together!

Dotachem explains how hydroxyl value relates to the molecular weight of PPG 2000, why it matters in formulations, and what to check when selecting Polypropylene Glycol.

Dotachem reviews its participation in ICIF China 2026, highlighting customer discussions, chemical products, sourcing needs and post-show follow-up at Booth E6G74.

Dotachem will observe the Mid-Autumn Festival holiday from September 25–27 and the National Day holiday from October 1–7, 2026. Please arrange inquiries and shipments in advance.

Compare Ethylenediamine (EDA) and Diethylenetriamine (DETA) by structure, handling and applications. Learn what to check before selecting an amine for your process.