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US 2025/0326166 A1Published application
Co-injection molding of foam articles
AssigneeTrexel, Inc.
InventorsLevi A. Kishbaugh, Scott E. Ludwig
Life of this patent
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Abstract
Articles comprising a skin layer comprising virgin polymer and a core layer comprising a recycled polymer, along with associated systems and methods, are generally provided.
Claims13
A method of injection molding an article, comprising:
- injecting a first fluid stream comprising a first polymeric material into a mold cavity;
- injecting a second fluid stream comprising a second polymeric material and a blowing agent into the mold cavity to form a core;
- and
- extracting the article from the mold cavity;
- wherein the first polymeric material comprises a virgin polymer and the second polymeric material comprises a recycled polymer.
2 more elements
An injection molded article, comprising:
- a skin layer comprising a first polymeric material at least partially enclosing a foamed core comprising a second polymeric material,
- wherein the first polymeric material comprises a virgin polymer and the second polymeric material comprises a recycled polymer.
Dependencies are inferred from the claim text.