Functionalized zinc oxide nanoparticles for photocatalytic water splitting
US-2016318010-A1 · Nov 3, 2016 · US
Bleach catalysts
US9051285B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9051285-B2 |
| Application number | US-201113992888-A |
| Country | US |
| Kind code | B2 |
| Filing date | Dec 8, 2011 |
| Priority date | Dec 13, 2010 |
| Publication date | Jun 9, 2015 |
| Grant date | Jun 9, 2015 |
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Abstract
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The present invention relates to specific acylhydrazone compounds, their use as oxidation catalysts and to a process for removing stains and soil on textiles and hard surfaces. The compounds are substituted with a specific cyclic ammonium group adjacent to the acyl group. Further aspects of the invention are compositions or formulations comprising such compounds.
First claim
Opening claim text (preview).
The invention claimed is: 1. A bleaching composition comprising a) from 2% to 80% by weight of H 2 O 2 or a precursor of H 2 O 2 ; and b) a compound of formula (1) having the structure wherein R 1 , R 2 , R 3 , R 4 independently from each other are hydrogen, unsubstituted or substituted C 1 -C 28 alkyl, C 1 -C 28 alkoxy, C 2 -C 28 alkenyl, C 2 -C 22 alkinyl, C 3 -…
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Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Textiles & Paper · mapped topic
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Frequently asked questions
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- What does patent US9051285B2 cover?
- The present invention relates to specific acylhydrazone compounds, their use as oxidation catalysts and to a process for removing stains and soil on textiles and hard surfaces. The compounds are substituted with a specific cyclic ammonium group adjacent to the acyl group. Further aspects of the invention are compositions or formulations comprising such compounds.
- Who is the assignee on this patent?
- Rohwer Hauke, Wagner Barbara, Wendeborn Frederique, and 3 more
- What technology area does this patent fall under?
- Primary CPC classification B01J31/0271. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Jun 09 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). 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).