Aluminum material for sintering, method for producing aluminum material for sintering, and method for producing porous aluminum sintered compact

Patent metadata

Field	Value
Publication number	US-2016008884-A1
Application number	US-201414765729-A
Country	US
Kind code	A1
Filing date	Feb 27, 2014
Priority date	Mar 1, 2013
Publication date	Jan 14, 2016
Grant date	—

Abstract

This aluminum sintering material is an aluminum sintering material that is used for producing a porous aluminum sintered compact in which a plurality of aluminum base materials are sintered together, and the aluminum sintering material includes: the aluminum base materials; and a plurality of titanium powder particles fixed to outer surfaces of the aluminum base materials, wherein the titanium powder particles are composed of either one or both of metallic titanium powder particles and hydrogenated titanium powder particles.

First claim

1 . An aluminum sintering material that is used for producing a porous aluminum sintered compact in which a plurality of aluminum base materials are sintered together, the aluminum sintering material comprising:
the aluminum base materials; and a plurality of titanium powder particles fixed to outer surfaces of the aluminum base materials, wherein the titanium powder particles are composed of either one or both of metallic titanium powder particles and hydrogenated titanium powder particles.

2 . The aluminum sintering material according to claim 1 ,
wherein an amount of the titanium powder particles is set to be in a range of 0.5 mass % to 20 mass %.

3 . The aluminum sintering material according to claim 11 ,
wherein the aluminum base materials are composed of either one or both of aluminum fibers and aluminum powder.

4 . A method for producing the aluminum sintering material according to claim 1 , the method comprising:
a mixing step of mixing aluminum base materials and titanium powder with a binder; and a drying step of drying a mixture obtained in the mixing step.

5 . The method for producing an aluminum sintering material according to claim 4 ,
wherein the drying step is either one of low-temperature drying conducted at a temperature of 40° C. or lower or reduced-pressure drying conducted at a pressure of 1.33 Pa or less.

6 . A method for producing a porous aluminum sintered compact in which the aluminum sintering material according to claim 1 is used, the method comprising:
a material distributing step of distributing the aluminum sintering material to a holding body; and
a sintering step of heating and sintering the aluminum sintering material held by the holding body.

7 . The aluminum sintering material according to claim 2 ,
wherein the aluminum base materials are composed of either one or both of aluminum fibers and aluminum powder.

8 . The method for producing the aluminum sintering material according to claim 2 , the method comprising:
a mixing step of mixing aluminum base materials and titanium powder with a binder; and a drying step of drying a mixture obtained in the mixing step.

9 . The method for producing the aluminum sintering material according to claim 3 , the method comprising:
a mixing step of mixing aluminum base materials and titanium powder with a binder; and a drying step of drying a mixture obtained in the mixing step.

10 . The method for producing a porous aluminum sintered compact in which the aluminum sintering material according to claim 2 is used, the method comprising:
a material distributing step of distributing the aluminum sintering material to a holding body; and
a sintering step of heating and sintering the aluminum sintering material held by the holding body.

11 . The method for producing a porous aluminum sintered compact in which the aluminum sintering material according to claim 3 is used, the method comprising:
a material distributing step of distributing the aluminum sintering material to a holding body; and
a sintering step of heating and sintering the aluminum sintering material held by the holding body.

Assignees

• Mitsubishi Materials Corp

Inventors

• Yang Ji-Bin
• Saiwai Toshihiko
• Hoshino Koji

Classifications

• C22C1/0416

  Aluminium-based alloys · CPC title

• B22F1/16

  Metallic particles coated with a non-metal (coated with lubricating or binding agents or with organic material B22F1/10) · CPC title

• B22F1/062

  Fibrous particles · CPC title

• B22F1/17

  Metallic particles coated with metal · CPC title

• B22F1/10

  Metallic powder containing lubricating or binding agents; Metallic powder containing organic material · CPC title