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US 12,365,170 B2Granted
Packaging laminate
AssigneeBMSI, Inc.
InventorLee Phillips Gilbert
Life of this patent
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Abstract
Disclosed herein are compositions and methods related to a packaging laminate comprising: a first polymeric layer comprising a polypropylene copolymer; and a second polymeric layer comprising a high density polyethylene (HDPE) resin with a coextruded ethyl vinyl alcohol (EVOH) compatibilizer.
Claims12
A recyclable packaging laminate, comprising:
- a first polymeric layer formed from a first composition consisting of a high-density polyethylene (HDPE) resin, a polypropylene copolymer, ethyl vinyl alcohol (EVOH), and a compatibilizer;
- and
- a second polymeric layer formed from a second composition comprising HDPE, a linear low-density polyethylene (LLDPE) resin, a low-density polyethylene (LDPE) resin, or a combination thereof, and
- wherein the laminate is recyclable to the same extent as #2HDPE film or #4LLDPE film.
1 more element
A recyclable packaging laminate, comprising:
- an outer layer formed from a first composition consisting of a high-density polyethylene (HDPE) resin, ethyl vinyl alcohol (EVOH), and a compatibilizer, and
- an inner layer formed from a second composition comprising:
- a resin selected from the group consisting of high-density polyethylene (HDPE), linear low-density polyethylene (LLDPE), low-density polyethylene (LDPE), and combinations thereof,
- wherein the laminate is recyclable to the same extent as #2HDPE film or #4LLDPE film.
1 more element
Dependencies are inferred from the claim text.