Apparatus and method for removing voc from polypropylene and reducing odor level by steaming process
US-2024043579-A1 · Feb 8, 2024 · US
Internal donor structure for olefin polymerization catalysts and methods of making and using same
US9567410B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9567410-B2 |
| Application number | US-201514944587-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 18, 2015 |
| Priority date | Nov 30, 2011 |
| Publication date | Feb 14, 2017 |
| Grant date | Feb 14, 2017 |
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.
The presently disclosed and claimed inventive concept(s) relates to solid catalyst components comprising titanium, magnesium, halogen and an internal electron donor compound having at least one ester group and at least one alkoxy group, and catalyst systems containing the catalyst solid components, organoaluminum compounds, and organosilicon compounds. The presently disclosed and claimed inventive concept(s) further relates to methods of making the catalyst components and the catalyst systems, and methods of polymerizing or copolymerizing alpha-olefins using the catalyst systems.
First claim
Opening claim text (preview).
What is claimed is: 1. A solid catalyst component, comprising: a compound containing titanium; a compound containing magnesium; a compound containing halogen; and an internal electron donor compound, wherein the internal electron donor compound comprises 1-alkyl-2-methoxy ethyl 3-alkylbenzoate. 2. The solid catalyst component of claim 1 , wherein the 1-alkyl-2-methoxy ethyl 3-alkylbenzoate is selected from the group consisting of 1-ethyl-2-methoxy ethyl 3-methylbenzoate, 1-ethyl-2-methoxy ethyl 3-ethylbenzoate, 1-ethyl-2-methoxy ethyl 3-propylbenzoate, 1-ethyl-2-methoxy ethyl 3-butylbenzoate, 1-propyl-2-methoxy ethyl 3-methylbenzoate, 1-propyl-2-methoxy ethyl 3-ethylbenzoate, 1-propyl-2-methoxy ethyl 3-propylbenzoate, 1-propyl-2-methoxy ethyl 3-butylbenzoate, 1-isopropyl-2-methoxy ethyl 3-methylbenzoate, 1-isopropyl-2-methoxy ethyl 3-ethylbenzoate, 1-isopropyl-2-methoxy ethyl 3-propyllbenzoate, 1-isopropyl-2-methoxy ethyl 3-butylbenzoate, 1-t-butyl -2-methoxy ethyl 3-methylbenzoate, 1-t-butyl-2-methoxy ethyl 3-ethylbenzoate, 1-t-butyl-2-methoxy ethyl 3-propylbenzoate, 1-t-butyl-2-methoxy ethyl 3-butylbenzoate, 1-isobutyl-2-methoxy ethyl 3-methylbenzoate, 1-isobutyl-2-methoxy ethyl 3-ethylbenzoate, 1-isobutyl -2-methoxy ethyl 3-propylbenzoate, 1-isobutyl-2-methoxy ethyl 3-butylbenzoate, 1-n-butyl-2-methoxy ethyl 3-methylbenzoate, 1-n-butyl-2-methoxy ethyl 3-ethylbenzoate, 1-n-butyl-2-methoxy ethyl 3-propylbenzoate, 1-n-butyl-2-methoxy ethyl 3-butylbenzoate, 1-n-pentyl-2-methoxy ethyl 3-methylbenzoate, 1-n-pentyl-2-methoxy ethyl 3-ethylbenzoate, 1-n-pentyl -2-methoxy ethyl 3-propylbenzoate, 1-n-pentyl-2-methoxy ethyl 3-butylbenzoate, 1-isopentyl -2-methoxy ethyl 3-methylbenzoate, 1-isopentyl-2-methoxy ethyl 3-ethylbenzoate, 1-isopentyl-2-methoxy ethyl 3-propylbenzoate, 1-isopentyl-2-methoxy ethyl 3-butylbenzoate, 1-n-hexyl -2-methoxy ethyl 3-methylbenzoate, 1-n-hexyl-2-methoxy ethyl 3-ethylbenzoate, 1-n-hexyl-2-methoxy ethyl 3-propylbenzoate, 1-n-hexyl-2-methoxy ethyl 3-butylbenzoate, 1-isohexyl-2-methoxy ethyl 3-methylbenzoate, 1-isohexyl-2-methoxy ethyl 3-ethylbenzoate, 1-isohexyl -2-methoxy ethyl 3-propylbenzoate, 1-isohexyl-2-methoxy ethyl 3-butylbenzoate, 1-n-heptyl -2-methoxy ethyl 3-methylbenzoate, 1-n-heptyl-2-methoxy ethyl 3-ethylbenzoate, 1-n-heptyl -2-methoxy ethyl 3-propylbenzoate, 1-n-heptyl-2-methoxy ethyl 3-butylbenzoate, 1-isoheptyl -2-methoxy ethyl 3-methylbenzoate, 1-isoheptyl-2-methoxy ethyl 3-ethylbenzoate, 1-isoheptyl-2-methoxy ethyl 3-propylbenzoate, 1-isoheptyl-2-methoxy ethyl 3-butylbenzoate, 1-n-octyl -2-methoxy ethyl 3-methylbenzoate, 1-n-octyl-2-methoxy ethyl 3-ethylbenzoate, 1-n-octyl-2-methoxy ethyl 3-propylbenzoate, 1-n-octyl-2-methoxy ethyl 3-butylbenzoate, 1-isooctyl-2-methoxy ethyl 3-methylbenzoate, 1-isooctyl-2-methoxy ethyl 3-ethylbenzoate, 1-isooctyl -2-methoxy ethyl 3-propylbenzoate, 1-isooctyl-2-methoxy ethyl 3-butylbenzoate, 1-nonyl-2-methoxy ethyl 3-methylbenzoate, 1-nonyl-2-methoxy ethyl 3-ethylbenzoate, 1-nonyl-2-methoxy ethyl 3-propylbenzoate, 1-nonyl-2-methoxy ethyl 3-butylbenzoate, 1-i-nonyl-2-methoxy ethyl 3-methylbenzoate, 1-i-nonyl-2-methoxy ethyl 3-ethylbenzoate, 1-i-nonyl-2-methoxy ethyl 3-propylbenzoate, and 1-i-nonyl-2-methoxy ethyl 3 butylbenzoate. 3. The solid catalyst component of claim 1 , wherein the titanium compound comprises at least one titanium-halogen bond and the internal electron donor compound is supported on a magnesium crystal lattice. 4. The solid catalyst component of claim 3 , wherein the magnesium crystal lattice is a magnesium dichloride crystal lattice. 5. The solid catalyst component of claim 4 , wherein the titanium compound is TiCl 4 or TiCl 3 . 6. The solid catalyst component of claim 3 , wherein the titanium compound is TiCl 4 or TiCl 3 .
Assignees
Inventors
Classifications
- C08F110/06Primary
Propene · CPC title
- C08F4/6494Primary
containing oxygen · CPC title
Melt flow index or melt flow ratio · CPC title
halides of magnesium · CPC title
and metals of C08F4/64 or compounds thereof · CPC title
Patent family
Related publications grouped by family.
External sources
Frequently asked questions
Answers are generated from the same data shown on this page.
- What does patent US9567410B2 cover?
- The presently disclosed and claimed inventive concept(s) relates to solid catalyst components comprising titanium, magnesium, halogen and an internal electron donor compound having at least one ester group and at least one alkoxy group, and catalyst systems containing the catalyst solid components, organoaluminum compounds, and organosilicon compounds. The presently disclosed and claimed invent…
- Who is the assignee on this patent?
- Basf Corp, W R Grace & Co -Conn
- What technology area does this patent fall under?
- Primary CPC classification C08F110/06. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Feb 14 2017 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).