Heat resistance bio-adhesives

US2015114261A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2015114261-A1
Application numberUS-201414529470-A
CountryUS
Kind codeA1
Filing dateOct 31, 2014
Priority dateOct 31, 2013
Publication dateApr 30, 2015
Grant date

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

An adhesive material produced by contacting a catechol with an amine may be stable under heated conditions and produce minimal outgassing under vacuum. The catechol may be an un-substituted catechol or a substituted catechol, such as hydroxychavicol. In some examples, the catechol may be derived from botanical sources. The amine may be a diamine, such as phenylene diamine. The adhesive polymer may form dendritic structures or macrocyclic structures. A joined article may be fabricated from two materials by applying the adhesive to a prepared surface of at least one of the materials, and the two materials may be placed together with the adhesive between them. The adhesive in the joined article may be cured at ambient temperature or under heating conditions.

First claim

Opening claim text (preview).

What is claimed is: 1 . A method for making an adhesive, the method comprising: contacting at least one catechol with at least one amine to form a first mixture; adding at least one solvent to the first mixture to form a second mixture; and subjecting the second mixture to at least one reaction condition thereby forming the adhesive. 2 . The method of claim 1 , further comprising isolating the adhesive from the second mixture. 3…

Assignees

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Classifications

  • C09J4/00Primary

    Chemistry & Metallurgy · mapped topic

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What does patent US2015114261A1 cover?
An adhesive material produced by contacting a catechol with an amine may be stable under heated conditions and produce minimal outgassing under vacuum. The catechol may be an un-substituted catechol or a substituted catechol, such as hydroxychavicol. In some examples, the catechol may be derived from botanical sources. The amine may be a diamine, such as phenylene diamine. The adhesive polymer …
Who is the assignee on this patent?
Empire Technology Dev Llc
What technology area does this patent fall under?
Primary CPC classification C09J4/00. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Thu Apr 30 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).