Adhesive tape cartridge, adhesive tape roll, and manufacturing method of adhesive tape roll
US10315384B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2017 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Sep 29, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J2301/408
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The disclosure discloses an adhesive tape cartridge including an adhesive tape roll that is disposed in a housing and winds a double-faced adhesive tape. The double-faced adhesive tape comprises a base material layer, a first adhesive layer, a second adhesive layer, and a separation material layer. The first adhesive layer is disposed on one side of the base material layer in a thickness direction and comprises an adhesive with a first pigment. The second adhesive layer is disposed on the other side of the base material layer and comprises an adhesive with a second pigment. The separation material layer is disposed on the other side of the second adhesive layer. An average particle diameter of the first pigment in the first adhesive layer and an average particle diameter of the second pigment in the second adhesive layer is different from each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.