Pressure sensitive adhesive composition
US-2015376474-A1 · Dec 31, 2015 · US
Polyolefin adhesive composition
US9243173B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9243173-B2 |
| Application number | US-201314379584-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 27, 2013 |
| Priority date | Mar 30, 2012 |
| Publication date | Jan 26, 2016 |
| Grant date | Jan 26, 2016 |
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Abstract
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The invention provides an adhesive formulation comprising an olefin block copolymer comprising hard blocks and soft blocks wherein the hard blocks comprise 4-8 mol % comonomer; and are present in an amount of 20 wt %-45 wt %. This formulation is particularly advantageous for use in hot melt adhesives but may be used in other applications as well.
First claim
Opening claim text (preview).
What is claimed is: 1. Adhesive composition comprising: a. olefin block copolymer comprising ethylene and an alpha-olefin comonomer, wherein the olefin block copolymer comprises: 1) hard blocks, wherein the hard blocks comprise 1-8 mol % comonomer; and wherein the hard blocks are present in an amount of 20 wt %-45 wt %, by weight of the olefin block copolymer; 2) soft blocks, wherein the soft blocks comprise 10-14 mol % comonomer; and wherein the olefin block copolymer has…
Assignees
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Classifications
Chemistry & Metallurgy · mapped topic
- C09J153/00Primary
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
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Frequently asked questions
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- What does patent US9243173B2 cover?
- The invention provides an adhesive formulation comprising an olefin block copolymer comprising hard blocks and soft blocks wherein the hard blocks comprise 4-8 mol % comonomer; and are present in an amount of 20 wt %-45 wt %. This formulation is particularly advantageous for use in hot melt adhesives but may be used in other applications as well.
- Who is the assignee on this patent?
- Lipishan Colin, Rickey Cynthia L, Wang Alec Y, and 1 more
- What technology area does this patent fall under?
- Primary CPC classification C09J153/00. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Jan 26 2016 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).