Laminated shaped article/silicone transfer adhesive
US4956231A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 12, 1988 |
| Grant date | Sep 11, 1990 |
| Priority date | — |
| Expiry date | Aug 12, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31663
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Peelable, laminated shaped articles well adapted as transfer adhesives useful, e.g., for the restoration of works of art, include (i) a flexible first substrate having a nonstick polyaddition cyclotrisoloxane/organopolysiloxane composition crosslinked from an organic solvent solution on at least one face surface thereof, (ii) a precured adhesive layer adhered onto the at least one nonstick silicone layer, wherein the adhesive comprises an organopolysiloxane devoid or organic peroxide and constituting the intercondensation product of an MQ resin with a phenylated resin having silanol end groups, and (iii) a second substrate adhered to the opposite face surface of the precured adhesive layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.