Paper Surface Sizing Polymer from Canada
Styrene-acrylic copolymer emulsion applied at size press for paper surface strength and printability. Falls under HTS 3809.92.5050 as paper finishing agent improving coating holdout and ink receptivity. Used on coated publication and board grades.
Duty Rate — Canada → United States
16%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include glass transition temperature specs for classification; certify VOC content <3%; provide size press application data vs internal sizing