Removable adhesive notes for an industrial setting
US5827591A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 8, 1996 |
| Grant date | Oct 27, 1998 |
| Priority date | — |
| Expiry date | Oct 8, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2848
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Pads for posting removable adhesive sheets capable of receiving markings are disclosed. The pads comprise a stack of a plurality of adhesive sheets having release sheets adhered to the back of each, wherein each adhesive sheet, when applied to a surface, is removable without leaving an adhesive residue. The adhesive sheets comprise a flexible polymer film, polymer-reinforced sheet or cloth having a Taber stiffness of not less than 0.03 measured according to ASTM D747, a front side capable of receiving markings and a back side substantially covered with a pressure sensitive adhesive having an initial tack value of at least 200 g measured according to ASTM D2979 on a Polyken.TM. probe tack tester, an adhesive tack sufficient to prevent conformability failure of the adhesive sheet after 10 hours conformability testing, and an adhesive strength of at least 100N/m according to ASTM D1000 and each release sheet covers at least 50 percent of the pressure sensitive adhesive on the back of each adhesive sheet. A process for making such pads and a kit for dispensing adhesive sheet/release sheet combinations are also disclosed. The pads, processes and kits of this invention are useful for pos…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.