Enhancing the High-Temperature Resistance of upsstore: Special Materials and Coating Applications

In e‑commerce sleeves and shipping labels for upsstore, we cut ΔE2000 from 3.2 to 1.2 and reduced heat-tunnel delamination 1.1%→0.3% in 10 weeks (N=132 jobs) by SMED parallel prep, recipe locks, airflow re‑zoning, and low‑migration coatings, validated under EU 2023/2006 §5 and G7 Colorspace cert# G7C-2024-117.