Method of making an insulation material and an insulated mailer
US10450123B2 · kind B2 · utility
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18References
34Claims
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Key dates
| Filing date | Aug 15, 2017 |
| Grant date | Oct 22, 2019 |
| Priority date | — |
| Expiry date | Aug 15, 2037 |
Classification
- Technology area (CPC —)General
Abstract
A method and system for producing an insulated mailer and an insulated box having an insulative paper fiber pad substructure with a density of less than about 10 pounds per cubic foot. The insulative paper fiber pad has entangled reinforcement fibers. A method of forming an insulative paper fiber pad using recycling-compatible or water soluble adhesive and paper layers is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.