Film forming composition for hard disk
US-9217096-B2 · Dec 22, 2015 · US
Copolymer, aqueous ink, and ink cartridge
US8998400B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8998400-B2 |
| Application number | US-201414154595-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jan 14, 2014 |
| Priority date | Jan 15, 2013 |
| Publication date | Apr 7, 2015 |
| Grant date | Apr 7, 2015 |
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Abstract
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A copolymer contains repeating units represented by the following chemical formulae 1 and 2: In the chemical formulae 1 and 2, R represents a hydrogen atom or a cation; X represents an alkylene group having 2 to 18 carbon atoms; Y represents a single bond, an oxycarbonyl group [(X)—O—CO—(Z)], a carbonyloxy group [(X)—CO—O—(Z)], an ether group (—O—), or an imido group [(X)—N—CO—(—CO—)(Z)]; and Z represents a biphenyl group or a naphthyl group).
First claim
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What is claimed is: 1. A copolymer comprising: repeating units represented by the following chemical formulae 1 and 2: where R represents a hydrogen atom or a cation; X represents an alkylene group having 2 to 18 carbon atoms; Y represents a single bond, an oxycarbonyl group [(X)—O—CO—(Z)], a carbonyloxy group [(X)—CO—O—(Z)], an ether group (—O—), or an imido group [(X)—N—CO…
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- What does patent US8998400B2 cover?
- A copolymer contains repeating units represented by the following chemical formulae 1 and 2: In the chemical formulae 1 and 2, R represents a hydrogen atom or a cation; X represents an alkylene group having 2 to 18 carbon atoms; Y represents a single bond, an oxycarbonyl group [(X)—O—CO—(Z)], a carbonylo…
- Who is the assignee on this patent?
- Harada Shigeyuki, Aruga Tamotsu, Goto Hiroshi, and 2 more
- What technology area does this patent fall under?
- Primary CPC classification C08F8/14. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Apr 07 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).