Blog - Shanghai Douwin Chemical Co.,Ltd.

Phthalic Anhydride Hazards Overview and Storage Considerations Apr 08-2022

1. Overview of the dangers of phthalic anhydrideHealth Hazards: Phthalic anhydride is irritating to the eyes, nose, throat and skin. Inhalation of phthalic anhydride dust or vapour causes coughing, sn...

The Quality and Performance of Maleic Anhydride Have Been Improved Mar 16-2022

Ⅰ. The quality and performance of maleic anhydrideFor daily processing in the chemical and other processing sectors, firms select the appropriate machinery and materials.Maleic anhydride is also util...

Notes on Preservation and Transportation of Butanone Mar 02-2022

Butanone is a colorless, clear, soluble liquid that may be combined with organic solvents like ethanol and benzene and is used as a paint solvent. We all know that paints and coatings may be hazardous...

What is Acrylic Acid? Feb 16-2022

Acrylic acid resin is the copolymer that is compounded with main materials of vinyl monomer like acrylic acid, methacrylate, and styrene.Because of its excellent universality, and its rapid developmen...

Production Process and Technology Development of Acrylamide Feb 02-2022

Polyacrylamide belongs to the organic macromolecule polymers and it is widely used in the fields of oil exploitation, water treatment, mineral separation and papermaking and so on. Polyacrylamide is a...

Application Field and Preparation Method of MMA Methyl Jan 17-2022

Mma methyl is colorless crystal or transparent liquid with pungent odor. Soluble in hot water, soluble in most organic solvents such as ethanol and ether. Easily polymerized into water-soluble polymer...

Preparation Methods, Storage and Transportation of Adipic Products Jan 03-2022

1. The preparation method of adipic acidIn 1937, the American DuPont Company first realized the industrial production of adipic acid by oxidizing cyclohexanol (produced by hydrogenation of phenol) wit...

Precautions and Applications of Adipic Acid Products Dec 24-2021

Adipic acid, also known as hexanedioic acid, is an important organic dibasic acid that can undergo salt formation, esterification, amidation, etc., and can be polycondensed with diamines or glycols to...

The Difference Between Acrylamide and Polyacrylamide Dec 10-2021

1. The substance of acrylamide is different from polyacrylamide(1) PolyacrylamidePolyacrylamide is a linear polymer, and its products are mainly divided into two forms: dry powder and colloid types. A...

Migration and Transformation Behaviors of Acrylamide Nov 24-2021

Ⅰ. Migration behavior of acrylamideAccording to the structure of acrylamide, taking structure prediction method to estimate that acrylamide is not easy to be adsorbed by soil, which has high mobility...