US 2026/0098133 A1 · Ethylene Polymer Layers And Layered Films Made Therefrom

Abstract

Ethylene polymer and copolymer layered greenhouse film compositions comprising thermoexpandable microcells exhibiting enhanced thermicity and manufacturing methods related thereto. A greenhouse film composition including at least one foamable film layer composition comprising a thermal expandable microsphere masterbatch component and an ethylene-based polymer component, wherein the greenhouse film comprises less than 20% by weight of a total of one or both of ethylene vinyl acetate or ethylene acetyl acetate.

Claims21

Dependent claims

A greenhouse film composition comprising:

at least one foamable film layer composition comprising a thermal expandable microsphere masterbatch component and an ethylene-based polymer component, wherein the greenhouse film comprises less than 20% by weight of a total of one or both of ethylene vinyl acetate or ethylene acetyl acetate.

Dependencies are inferred from the claim text.

Facts

Application

19/113,276Filed 16 Oct 2023

Priority

4 Nov 2022

Published

9 Apr 2026

Term ends

Not estimatedThe source records don’t support an estimate.

Classification25 codes

C08J 5/18
Manufacture of articles or shaped materials containing macromolecular substances: manufacture of films or sheets
A01G 9/1438
Greenhouses: covering materials therefor; Materials for protective coverings used for soil and plants, e.g. films, canopies, tunnels or cloches
B32B 5/32
Characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed: at…
C08J 3/22
Compounding polymers with additives, e.g. colouring: using masterbatch techniques

Ethylene Polymer Layers And Layered Films Made Therefrom

Life of this patent

Ethylene Polymer Layers And Layered Films Made Therefrom

Life of this patent

Abstract

Claims21