Composition containing oxide of titanium, polymer composition, and molded article

Patent metadata

Field	Value
Publication number	US-9745444-B2
Application number	US-201414786691-A
Country	US
Kind code	B2
Filing date	Apr 23, 2014
Priority date	Apr 30, 2013
Publication date	Aug 29, 2017
Grant date	Aug 29, 2017

Abstract

A composition containing an oxide of titanium contains a conjugated dienic polymer and the oxide of titanium, wherein the content of the oxide of titanium is 0.10 to 75 ppm by mass in terms of titanium atom, and the average particle diameter of the oxide of titanium is 1.0 to 100 μm.

First claim

The invention claimed is:

1. A composition containing an oxide of titanium, comprising:
a conjugated dienic polymer, the oxide of titanium and lithium compound,
wherein a content of the oxide of titanium is 0.10 to 75 ppm by mass in terms of titanium atom; and
an average particle diameter of the oxide of titanium is 1.0 to 100 μm.

2. The composition containing the oxide of titanium according to claim 1 , wherein a ratio (Ti/Li) of a content of the oxide of titanium in terms of titanium atom to a content of the lithium compound in terms of lithium atom is 0.0010 to 1.3.

3. The composition containing the oxide of titanium according to claim 1 , wherein the content of the oxide of titanium is 0.10 to 50 ppm by mass in terms of titanium atom.

4. The composition containing the oxide of titanium according to claim 1 , wherein the content of the oxide of titanium is 0.10 to 30 ppm by mass in terms of titanium atom.

5. The composition containing the oxide of titanium according to claim 1 , wherein a content of the oxide of titanium, which has a particle diameter of 0.010 μm or larger and 1.0 μm or smaller is 20% by mass or lower based on 100% by mass of a total amount of the oxide of titanium.

6. The composition containing the oxide of titanium according claim 1 , wherein the oxide of titanium comprises at least one selected from the group consisting of titanium oxide, hydrous titanium oxide, titanium hydroxide and lithium titanate.

7. The composition containing the oxide of titanium according to claim 1 , wherein the conjugated dienic polymer comprises a hydrogenated conjugated dienic polymer.

8. The composition containing the oxide of titanium according to claim 1 , wherein the conjugated dienic polymer comprises a vinyl aromatic monomer unit.

9. The composition containing the oxide of titanium according to claim 1 , wherein the oxide of titanium comprises a reaction product of a titanium compound, wherein the titanium compound is used as a hydrogenation catalyst for the conjugated dienic polymer.

10. The composition containing the oxide of titanium according to claim 9 , wherein the titanium compound comprises a titanocene compound.

11. The composition containing the oxide of titanium according to claim 2 , wherein the content of the oxide of titanium is 0.10 to 50 ppm by mass in terms of titanium atom.

12. The composition containing the oxide of titanium according to claim 2 , wherein the content of the oxide of titanium is 0.10 to 30 ppm by mass in terms of titanium atom.

13. The composition containing the oxide of titanium according to claim 2 , wherein the content of the oxide of titanium, which has a particle diameter of 0.010 μm or larger and 1.0 μm or smaller is 20% by mass or lower based on 100% by mass of a total amount of the oxide of titanium.

14. The composition containing the oxide of titanium according to claim 3 , wherein the content of the oxide of titanium, which has a particle diameter of 0.010 μm or larger and 1.0 μm or smaller is 20% by mass or lower based on 100% by mass of a total amount of the oxide of titanium.

15. The composition containing the oxide of titanium according to claim 4 , wherein the content of the oxide of titanium, which has a particle diameter of 0.010 μm or larger and 1.0 μm or smaller is 20% by mass or lower based on 100% by mass of a total amount of the oxide of titanium.

16. The composition containing the oxide of titanium according to claim 1 , wherein the content of the oxide of titanium is 0.10 to 50 ppm by mass in terms of titanium atom, and a content of the oxide of titanium, which has a particle diameter of 0.010 μm or larger and 1.0 μm or smaller is 20% by mass or lower based on 100% by mass of a total amount of the oxide of titanium.

17. The composition containing the oxide of titanium according to claim 1 , wherein the content of the oxide of titanium is 0.10 to 30 ppm by mass in terms of titanium atom, and a content of the oxide of titanium, which has a particle diameter of 0.010 μm or larger and 1.0 μm or smaller is 20% by mass or lower based on 100% by mass of a total amount of the oxide of titanium.

18. A polymer composition comprising the composition containing the oxide of titanium according to claim 1 .

19. A molded article comprising the polymer composition according to claim 18 .

Assignees

• Asahi Kasei Chemicals Corp

Inventors

• Nakatani Kosuke
• Shibuya Kenta
• Shimizu Daisuke

Classifications

• C08L9/00

  Compositions of homopolymers or copolymers of conjugated diene hydrocarbons · CPC title

• C08K3/22 Primary

  of metals · CPC title

• C08J5/00

  Manufacture of articles or shaped materials containing macromolecular substances (manufacture of semi-permeable membranes B01D67/00 - B01D71/00) · CPC title

• C08L9/06

  Copolymers with styrene · CPC title

• C08J2347/00

  Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds; Derivatives of such polymers (C08J2345/00 takes precedence; of conjugated diene rubbers C08J2309/00 - C08J2321/00) · CPC title