Multilayer films containing a slip agent

• Main Authors: CANTU, MARCELO DELMAR, GOMES, JORGE CAMINERO, D'AGOSTO, SILVINA VANESA, MAZZOLA, NICOLAS CARDOSO
• Format: Patent
• Language: Chinese; English
• Published: 21.01.2024
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; HANDLING THIN OR FILAMENTARY MATERIAL; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; STORING; TRANSPORTING

The present disclosure provides a multilayer film containing at least three layers, including (A) a core layer containing a high density polyethylene (HDPE) having a density from 0.940 g/cc to 0.980 g/cc; and (B) skin layers on opposite sides of the core layer. Each skin layer includes (i) a propylene/ethylene copolymer with from greater than 0 wt% to 5 wt% units derived from ethylene comonomer; (ii) from 3,000 to 3,500 ppm of a slip agent; and (iii) from 4,000 to 10,000 ppm of an antiblock agent.