Composition of 2-cyanoacrylate, Lewis acid metal salt and clathrate
US6547985B1 · kind B1 · utility
2Cited by
4References
12Claims
0Family size
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Key dates
| Filing date | Apr 7, 2000 |
| Grant date | Apr 15, 2003 |
| Priority date | — |
| Expiry date | Apr 7, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31989
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A 2-cyanoacrylate composition useful as an adhesive contains a Lewis acid metal salt which comprises a specific metal such as aluminum, gallium, indium or thallium, and the conjugate base of an acid having oxygen such as a monohalo-, dihalo or trihaloacetate, wherein the metal is bonded to the conjugate base through an oxygen atom, and a compound having clathrating ability such as a crown ether.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.