Rolling apparatus containing a liquid fluorinated polymer oil and thickening agent

A rolling apparatus, comprising:

• a movable member which can undergo rotary or linear motion,
• a support member which carries the moveable member,
• rolling elements which are interposed between the moveable member and the support member and which roll with the movement of the movable member, and
• a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member,
• wherein the lubricant composition is a mixture of:
• (1) a thickening agent which is
• a fluoro-mica-based lamellar mineral particle containing at least one of a lithium ion and a sodium ion as an interlaminar ion or
• a mixture of said lamellar mineral particle and a solid fluoropolymer particle, and
• (2) a base oil comprising a liquid fluorinated polymer oil having a perfluoropolyether skeleton and no polar group,
• wherein the lubricant composition contains the thickening agent in an amount of 0.1 to 45% by weight and the base oil in an amount of 55 to 95% by weight.

A rolling apparatus comprising:

• a movable member which can undergo rotary or linear motion,
• a support member which carries the movable member,
• rolling elements which are interposed between the movable member and the support member and which roll with the movement of the movable member, and
• a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member,
• wherein the lubricant composition is a mixture of:
• (1) a thickening agent which is at least one selected from the group consisting of a solid fluoropolymer particle, a lamellar mineral particle, an organic particle comprising a cross-linked polymer, an organic particle having a lamellar crystal structure, and an inorganic particle, and
• (2) a base oil comprising a liquid fluorinated polymer oil having a perfluoropolyether skeleton and no polar group, and an oily compound having a perfluoropolyether skeleton as a main chain and a polar group at either or both ends of the main chain and having a molecular weight of not more than 10,000 in a amount of from 0.5 to 10% by weight based on the lubricant composition,
• wherein the lubricant composition contains at least one of the organic particle comprising a cross-linked polymer and the organic particle having a lamellar crystal structure in an amount of 1 to 45% by weight.

A rolling apparatus, comprising:

• a movable member which can undergo rotary or linear motion,
• a support member which carries the moveable member,
• rolling elements which are interposed between the moveable member and the support member and which roll with the movement of the movable member, and
• a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member,
• wherein the lubricant composition is a mixture of:
• (1) a thickening agent which is at least one selected from the group consisting of a solid fluoropolymer particle, a lamellar mineral particle, an organic particle comprising a cross-linked polymer, an organic particle having a lamellar crystal structure, and an inorganic particle, and
• (2) a base oil comprising a liquid fluorinated polymer oil having a perfluoropolyether skeleton and no polar group,
• wherein the lubricant composition contains the thickening agent in an amount of 0.1 to 45% by weight and the base oil in an amount of 55 to 95% by weight,
• wherein the lubricant composition contains at least one of the organic particle comprising a cross-linked polymer and the organic particle having a lamellar crystal structure in an amount of 1 to 45% by weight.

A rolling apparatus comprising:

• a movable member which can undergo rotary or linear motion,
• a support member which carries the movable member,
• rolling elements which are interposed between the movable member and the support member and which roll with the movement of the movable member, and
• a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member,
• wherein the lubricant composition is a mixture of:
• (1) a thickening agent which is at least one selected from the group consisting of a solid fluoropolymer particle, a lamellar mineral particle, an organic particle comprising a cross-linked polymer, an organic particle having a lamellar crystal structure, and an inorganic particle, and
• (2) a base oil comprising a liquid fluorinated polymer oil having a perfluoropolyether skeleton and no polar group, and an oily compound having a perfluoropolyether skeleton as a main chain and a polar group at either or both ends of the main chain and having a molecular weight of not more than 10,000 in a amount of from 0.5 to 10% by weight based on the lubricant composition,
• wherein the lubricant composition contains at least one of the organic particle comprising a cross-linked polymer, wherein said organic particle has an average particle diameter of 20 nm to 1 μm.

A rolling apparatus comprising:

• a movable member which can undergo rotary or linear motion,
• a support member which carries the movable member,
• rolling elements which are interposed between the movable member and the support member and which roll with the movement of the movable member, and
• a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member,
• wherein the lubricant composition is a mixture of:
• (1) a thickening agent which is at least one selected from the group consisting of a solid fluoropolymer particle, a lamellar mineral particle, an organic particle comprising a cross-linked polymer, an organic particle having a lamellar crystal structure, and an inorganic particle, and
• (2) a base oil comprising a liquid fluorinated polymer oil having a perfluoropolyether skeleton and no polar group, and an oily compound having a perfluoropolyether skeleton as a main chain and a polar group at either or both ends of the main chain and having a molecular weight of not more than 10,000 in a amount of from 0.5 to 10% by weight based on the lubricant composition,
• wherein the lubricant composition contains at least one of the organic particle comprising a cross-linked polymer, wherein said organic particle is a particulate polymer and is at least one selected from the group consisting of a polymer or copolymer of acrylic acid ester, a polymer or copolymer of methacrylic acid ester, a styrene polymer, and a styrene acryl copolymer.

A rolling apparatus comprising:

• a movable member which can undergo rotary or linear motion,
• a support member which carries the movable member,
• rolling elements which are interposed between the movable member and the support member and which roll with the movement of the movable member, and
• a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member,
• wherein the lubricant composition is a mixture of:
• (1) a thickening agent which is at least one selected from the group consisting of a solid fluoropolymer particle, a lamellar mineral particle, an organic particle comprising a cross-linked polymer, an organic particle having a lamellar crystal structure, and an inorganic particle, and
• (2) a base oil comprising a liquid fluorinated polymer oil having a perfluoropolyether skeleton and no polar group, and an oily compound having a perfluoropolyether skeleton as a main chain and a polar group at either or both ends of the main chain and having a molecular weight of not more than 10,000 in a amount of from 0.5 to 10% by weight based on the lubricant composition,
• wherein the lubricant composition contains at least one of the organic particle comprising a cross-linked polymer, wherein said organic particle is a particulate polymer and is a styrene-methacrylic acid ester copolymer.

A rolling apparatus, comprising:

• a movable member which can undergo rotary or linear motion,
• a support member which carries the moveable member,
• rolling elements which are interposed between the moveable member and the support member and which roll with the movement of the movable member, and
• a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member,
• wherein the lubricant composition is a mixture of:
• (1) a thickening agent which is at least one selected from the group consisting of a solid fluoropolymer particle, a lamellar mineral particle, an organic particle comprising a cross-linked polymer, an organic particle having a lamellar crystal structure, and an inorganic particle, and
• (2) a base oil comprising a liquid fluorinated polymer oil having a perfluoropolyether skeleton and no polar group,
• wherein the lubricant composition contains the thickening agent in an amount of 0.1 to 45% by weight and the base oil in an amount of 55 to 95% by weight,
• wherein the lubricant composition contains at least one of the organic particle comprising a cross-linked polymer, wherein said organic particle has an average particle diameter of 20 nm to 1 μm.

A rolling apparatus, comprising:

• a movable member which can undergo rotary or linear motion,
• a support member which carries the moveable member,
• rolling elements which are interposed between the moveable member and the support member and which roll with the movement of the movable member, and
• a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member,
• wherein the lubricant composition is a mixture of:
• (1) a thickening agent which is at least one selected from the group consisting of a solid fluoropolymer particle, a lamellar mineral particle, an organic particle comprising a cross-linked polymer, an organic particle having a lamellar crystal structure, and an inorganic particle, and
• (2) a base oil comprising a liquid fluorinated polymer oil having a perfluoropolyether skeleton and no polar group,
• wherein the lubricant composition contains the thickening agent in an amount of 0.1 to 45% by weight and the base oil in an amount of 55 to 95% by weight,
• wherein the lubricant composition contains at least one of the organic particle comprising a cross-linked polymer, wherein said organic particle is a particulate polymer and is at least one selected from the group consisting of a polymer or copolymer of acrylic acid ester, a polymer or copolymer of methacrylic acid ester, a styrene polymer, and a styrene-acryl copolymer.

A rolling apparatus, comprising:

• a movable member which can undergo rotary or linear motion,
• a support member which carries the moveable member,
• rolling elements which are interposed between the moveable member and the support member and which roll with the movement of the movable member, and
• a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member,
• wherein the lubricant composition is a mixture of:
• (1) a thickening agent which is at least one selected from the group consisting of a solid fluoropolymer particle, a lamellar mineral particle, an organic particle comprising a cross-linked polymer, an organic particle having a lamellar crystal structure, and an inorganic particle, and
• (2) a base oil comprising a liquid fluorinated polymer oil having a perfluoropolyether skeleton and no polar group,
• wherein the lubricant composition contains the thickening agent in an amount of 0.1 to 45% by weight and the base oil in an amount of 55 to 95% by weight,
• wherein the lubricant composition contains at least one of the organic particle comprising a cross-linked polymer, wherein said organic particle is a particulate polymer and is a styrene-methacrylic acid ester copolymer.