Liquid, adhesion-promoting additive and process for its preparation
US-9221945-B2 · Dec 29, 2015 · US
Compositions and methods for coating food cans
US9221977B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9221977-B2 |
| Application number | US-201313832034-A |
| Country | US |
| Kind code | B2 |
| Filing date | Mar 15, 2013 |
| Priority date | Aug 30, 2002 |
| Publication date | Dec 29, 2015 |
| Grant date | Dec 29, 2015 |
How to read this patent
A practical reading order for non-experts. Skip the full description unless you need deep technical detail.
- Title
What the patent document calls the invention.
- Abstract
A short plain-language summary of the technical disclosure.
- Assignees and inventors
Who owns or filed the patent and who is credited as inventor.
- Key dates
Filing, priority, publication, and grant dates set the timeline.
- First independent claim
The legal scope of protection — read this for what is actually claimed.
- CPC / IPC classifications
Technology tags used to group this patent with similar filings.
- Citations and related patents
Prior art links and similar publications in this corpus.
Abstract
Official abstract text for this publication.
A composition for coating food cans is disclosed. The composition comprises a polyester/acrylic graft copolymer, a polyester resin, and a crosslinker. Methods for coating cans using the compositions of the invention are also disclosed.
First claim
Opening claim text (preview).
Therefore we claim: 1. A method for coating a food can comprising applying to the interior of the food can a composition comprising: (a) a polyester/acrylic graft copolymer; (b) a polyester resin; and (c) a crosslinker, wherein the composition is epoxy free. 2. The method of claim 1 , wherein the polyester/acrylic graft copolymer has the acrylic grafted to the polyester. 3. The method of claim 1 , wherein the polyester/acryli…
Assignees
Inventors
Classifications
- C09D167/06Primary
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
Cross-Sectional Technologies · mapped topic
Chemistry & Metallurgy · mapped topic
Patent family
Related publications grouped by family.
External sources
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What does patent US9221977B2 cover?
- A composition for coating food cans is disclosed. The composition comprises a polyester/acrylic graft copolymer, a polyester resin, and a crosslinker. Methods for coating cans using the compositions of the invention are also disclosed.
- Who is the assignee on this patent?
- Ppg Ind Ohio Inc
- What technology area does this patent fall under?
- Primary CPC classification C09D167/06. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Dec 29 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).