1. A method of manufacturing a lubricant additive composition, the method comprising:
contacting
a borate comprising an alkali metal borate, an alkaline earth metal borate, or a combination thereof;
tungsten disulfide comprising particles having a particle diameter of 4 to 160 nanometers;
a borate ester;
an anti-scuff agent comprising a metal dithiocarbamate, a metal dialkyldithiocarbamate, a metal dithiophosphate, a metal dialkyldithiophosphate, or a combination thereof; and
a base oil under conditions effective to disperse the borate, the tungsten disulfide, the borate ester, and the anti-scuff agent in the base oil to manufacture the lubricant additive composition.
2. The method of claim 1, wherein the conditions effective to disperse the borate, the tungsten disulfide, the borate ester, and the anti-scuff agent in the base oil are effective to form a colloid.
3. The method of claim 2, wherein the conditions effective to form the colloid comprise
blending for 1 to 100 minutes at 20 to 150\xb0 C.,
ultrasonically mixing for 1 to 100 minutes, and
high-shear mixing for 1 to 100 minutes at 20 to 150\xb0 C.
4. The method of claim 3, wherein the ultrasonically mixing comprises treatment with a Sonolator for 1 to 100 minutes at 50 to 150\xb0 C.
5. The method of claim 3, wherein the high-shear mixing comprises mixing with high-shear mixer at 2000 to 10000 revolutions per minute for 1 to 100 minutes at 50 to 150\xb0 C.
6. The method of claim 1, wherein the method further comprises
settling for 1 to 48 hours after the contacting, and
filtering after the contacting.
7. A method of manufacturing a lubricant, the method comprising:
contacting the lubricant additive composition manufactured according to claim 1 with an additional base oil, wherein the base oil and the additional base oil are the same or different.
8. A method of lubricating an engine, the method comprising:
providing the lubricant additive composition according to claim 1; and
adding the lubricant additive to an engine to lubricate the engine.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A folding communication terminal having a mechanism in which a first enclosure and a second enclosure are coupled with each other by a hinge so as to be freely openedclosed, comprising:
an antenna attached to either one of said first enclosure and said second enclosure; and
a conductor placed in the enclosure not provided with said antenna of either one of said first enclosure and said second enclosure;
wherein said antenna is arranged along the edge of the one face abutting on said hinge of said either one enclosure; and
when said first enclosure and said second enclosure are opened, said antenna and said conductor are connected to each other at a high frequency so that said conductor substantially operates as an antenna to transmitreceive an electromagnetic wave, and
when said first enclosure and said second enclosure are folded, said antenna and said conductor are not connected to each other at a high frequency.
2. The folding communication terminal according to claim 1, wherein said antenna is arranged on substantially the length of the edge of said either one enclosure.
3. A folding communication terminal having a mechanism in which a first enclosure and a second enclosure are coupled with each other by a hinge so as to be freely openedclosed, comprising:
an antenna attached either one of said first enclosure and said second enclosure; and
a conductor placed in the enclosure not provided with said antenna of either one of said first enclosure and said second enclosure; and
wherein said antenna is arranged on an edge of said either one enclosure not abutting on said hinge and opposite to an edge of said either one enclosure abutting on said hinge and
when said first enclosure and said second enclosure are folded, said antenna and said conductor are connected to each other at a high frequency so that said conductor substantially operates as an antenna to transmitreceive an electromagnetic wave.
4. A folding communication terminal having a mechanism in which a first enclosure and a second enclosure are coupled with each other by a hinge so as to be freely openedclosed, comprising:
an antenna attached to said hinge; and
a conductor placed in the enclosure not provided with said antenna of either one of said first enclosure and said second enclosure; and
wherein said antenna is arranged in the longitudinal direction of said hinge; and
when said first enclosure and said second enclosure are opened, said antenna and said conductor are connected to each other so that said conductor substantially operates as an antenna at a high frequency to transmitreceive an electromagnetic wave, when said first enclosure and said second enclosure are closed, said antenna and said conductor are not connected at the high frequency.
5. A folding communication terminal having a mechanism in which a first enclosure and a second enclosure are coupled with each other by a hinge so as to be freely openedclosed, comprising:
a first antenna, attached to said first enclosure;
a second antenna, attached to said second enclosure; and
a wireless portion, placed within said first enclosure and electrically connected to said first antenna through a power supplying portion,
wherein said first antenna is arranged along the one face abutting on said hinge of said first enclosure; and
when said first enclosure and said second enclosure are opened, said second antenna has a size enough to be connected to said first antenna at a high frequency, said first antenna and said second antenna are connected to each other at the high frequency so that said second antenna substantially operates as an antenna to transmitreceive an electromagnetic wave, and
when said first enclosure and said second enclosure are folded, said first antenna and said second antenna are not connected to each other at a high frequency.
6. The folding communication terminal according to claim 5, wherein said antenna is arranged on substantially the length of the edge of said either one enclosure.
7. A folding communication terminal having a mechanism in which a first enclosure and a second enclosure are coupled with each other by a hinge so as to be freely openedclosed, comprising:
a first antenna, attached to said first enclosure;
a second antenna, attached to said second enclosure; and
a wireless portion, placed within said first enclosure and electrically connected to said first antenna through a power supplying portion;
wherein said first antenna is arranged along the one face abutting on said hinge of said first enclosure; and
when said first enclosure and said second enclosure are folded, said second antenna has a size enough to be connected to said first antenna at a high frequency, said first antenna and said second antenna are connected to each other at the high frequency so that said second antenna substantially operates as an antenna to transmitreceive an electromagnetic wave, and
when said first enclosure and said second enclosure are opened, said first antenna and said second antenna are not connected to each other at a high frequency.
8. The folding communication terminal according to claim 7, wherein said first antenna is arranged on substantially the length of the edge of said either one enclosure.