Chemical bonding evaluation method

Multidimensional NMR spectroscopy allows direct evaluation of chemical bonds between silica and silane coupling agents in rubber compositions, addressing the limitations of existing methods by providing clear bonding insights.

JP7885608B2Active Publication Date: 2026-07-07SUMITOMO RUBBER INDUSTRIES LTD
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
SUMITOMO RUBBER INDUSTRIES LTD
Filing Date
2022-07-06
Publication Date
2026-07-07

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Patent Text Reader

Abstract

To provide a chemical bonding evaluation method which allows for directly evaluating the presence or absence of chemical bonding between silica and a silane coupling agent.SOLUTION: A chemical bonding evaluation method is provided, for evaluating the presence or absence of chemical bonding between silica and a silane coupling agent in a rubber composition containing a rubber component, the silica, and the silane coupling agent.SELECTED DRAWING: None
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