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Against the backdrop of "dual carbon" goals and increasingly stringent environmental policies, biodegradable foam liners, thanks to breakthroughs in bio-based technology, are gradually replacing traditional petroleum-based foams, reshaping the packag...

Polyurethane adhesives are high-performance adhesives containing urethane or isocyanate groups. With their excellent adhesion, flexibility, and weather resistance, they have become an important type of synthetic adhesive, widely used in many core ind...