Patent · US Expired

Adhesive sheet and method for producing the same

US6630218B1 · kind B1 · utility

10Cited by
8References
28Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 23, 2000
Grant dateOct 7, 2003
Priority date
Expiry dateMay 23, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An adhesive sheet containing a flexible substrate film; an adhesive layer in contact with a main surface of the substrate film; and a liner is disclosed. The adhesive layer has an uneven surface structure with a plurality of projections extending from the surface and grooves surrounding the projections. The liner has a corresponding, mating surface in contact with the uneven surface of the adhesive layer. A method of making the adhesive sheet is also disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.