Deppon Technology has obtained a patent for an epoxy modified low VOC two-component polyurethane adhesive and its preparation method

Release time:

2024-11-13

The financial community news on August 25, 2024, the intellectual property information shows that Yantai Debon Technology Co., Ltd. has obtained a project entitled "an epoxy-modified low VOC two-component polyurethane adhesive and its preparation method", authorized announcement number CN116162434B, the application date is December 2022.

The patent abstract shows that the invention belongs to the technical field of adhesives, in particular relates to an epoxy modified low VOC two-component polyurethane adhesive and a preparation method thereof. The adhesive comprises the following components by weight: (1) Component A: epoxy-modified polyurethane prepolymer A40-46; Low viscosity polyurethane prepolymer B40-46 parts; 8-20 non-reactive plasticizers; (2) B component: 80‑90 aliphatic polyester polyols; 10-20 non-polyester polyols; 0.05‑0.5 catalyst, A component and B component in a 1:1 volume ratio reaction. The polyurethane adhesive prepared by the invention does not contain solvent, is suitable for adhesion of polymer film to substrate, has excellent mechanical properties, and can maintain good bonding and sealing effect in long-term use.

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