All The Claims

1. A stratified phase-separated composite comprising a photo-polymeric layer and a liquid layer, the composite being obtainable by photo-polymerizing a layer of a photo-polymerizable stratified-phase-separable composition, the composition comprising:
a photo-polymerizable monomer;
a photo-polymerization dye which, during photo-polymerization, selectively accumulates in the photo-polymeric layer being formed; and
a liquid.
2. A stratified phase-separated composite as claimed in claim 1, wherein the photo-polymerization dye is a photo-chemically reactive dye which, during photo-polymerization, is capable of photo-chemically bonding to photo-polymerizable or photo-polymerized monomers.
3. A composite as claimed in claim 2, wherein the photo-chemically reactive dye is a photo-polymerizable dye co-polymerizable with the photo-polymerizable monomer.
4. A composite as claimed in claim 3, wherein the photo-polymerizable dye and the photo-polymerizable monomer are one and the same monomer.
5. A composite as claimed in any one of the claims 1 to 4, wherein the photo-polymerization dye is a photo-bleachable dye.
6. A stratified phase-separated composite as claimed in any one of the claims 1 to 5 wherein the stratified-phase-separable composition is a photo-crosslinkable stratified-phase-separable composition.
7. A stratified phase-separated composite comprising a photo-polymeric layer and a liquid layer, the composite being obtainable by photo-polymerizing a layer of a photo-polymerizable stratified-phase-separable composition, the composition comprising:
a photo-polymerizable monomer;
a photo-polymerization dye; and
a liquid, wherein the photo-polymerizable monomer is an acrylate or a methacrylate monomer.
8. A composite as claimed in any one of the claims 1 to 7, wherein the liquid is a liquid crystal.
9. A display device comprising a composite as claimed in any one of the claims 1 to 8.
10. A method of manufacturing a stratified phase-separated composite comprising a photo-polymeric layer and a liquid layer, the method comprising:
providing a supporting substrate;
applying, on the substrate, a layer of photo-polymerizable stratified-phase-separable composition comprising:
a photo-polymerizable monomer;
a photo-polymerization dye; and
a liquid;

photo-polymerizing the layer of photo-polymerizable stratified-phase-separable composition to cause phase-separation into the stratified phase-separated composite comprising the liquid layer and the photo-polymeric layer.
11. A method of manufacturing a stratified phase-separated composite comprising a photo-polymeric layer and a liquid layer, the method comprising:
providing a cell adapted to contain a layer of a photo-polymerizable stratified-phase-separable composition;
filling the cell with photo-polymerizable stratified-phase-separable composition to form a layer of photo-reactive stratified-phase-separable material, the stratified-phase-separable composition comprising:
a photo-polymerizable monomer;
a photo-polymerization dye; and
a liquid;

photo-polymerizing the layer of photo-polymerizable stratified-phase-separable composition to cause phase-separation into the stratified phase-separated composite comprising the liquid layer and the photo-polymeric layer.
12. A stratified-phase-separable composition comprising:
a photo-polymerizable monomer;
a photo-polymerization dye which, during photo-polymerization, selectively accumulates in a photo-polymeric layer being formed; and
a liquid.
13. A stratified-phase-separable composition comprising:
a photo-polymerizable monomer;
a photo-polymerization dye; and
a liquid,
wherein the photo-polymerizable monomer is an acrylate or a methacrylate monomer.

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. An internal combustion engine crankcase lubricating oil composition having a phosphorus concentration expressed as atoms of phosphorus, of not greater than 0.09 mass % based on the mass of the oil composition, which composition comprises or is made by admixing:
(A) an oil of lubricating viscosity, in a major amount;
(B) a metal detergent system, as an additive in a minor amount, comprising one or more metal salts of organic carboxylic acids; and
(C) a viscosity index improver comprising a linear diblock copolymer comprising at least one block derived primarily from a vinyl aromatic hydrocarbon monomer and at least one block derived primarily from a diene monomer.
2. An oil composition as claimed in claim 1 wherein the linear diblock copolymer is at least one diblock copolymer comprising at least a polystyrene block and a block derived from isoprene, butadiene or a mixture thereof.
3. An oil composition as claimed in claim 2 wherein the linear diblock copolymer is at least one diblock copolymer selected from the group consisting of hydrogenated styrenebutadiene diblock copolymers and hydrogenated styreneisoprene diblock copolymers.
4. An oil composition as claimed in claim 2 wherein the diblock copolymer has a Shear Stability Index value of from 2 to 50% (30 cycles) and the polydiene block of the diblock copolymer comprises from 40 to 90 mass % derived from isoprene and from 10 to 60 mass % derived from butadiene.
5. An oil composition as claimed in claim 3 wherein the diblock copolymer has a Shear Stability Index value of from 2 to 50% (30 cycles) and the polydiene block of the diblock copolymer comprises from 40 to 90 mass % derived from isoprene and from 10 to 60 mass % derived from butadiene.
6. An oil composition as claimed in claim 1 wherein the diblock copolymer has a Shear Stability Index value of from 5 to 25% (30 cycles).
7. An oil composition as claimed in claim 1 having a sulphated ash concentration of not greater than 1.0 mass %.
8. An oil composition as claimed in claim 1 having a sulphur concentration, expressed as atoms of sulphur, of not greater than 0.3 mass %.
9. An oil composition as claimed in claim 8 having a sulphur concentration, expressed as atoms of sulphur, of not greater than 0.2, mass %.
10. An oil composition as claimed in claim 1 wherein the metal salts of organic carboxylic acids are overbased alkaline earth metal salicylates.
11. An oil composition as claimed in claim 2 wherein the metal salts of organic carboxylic acids are overbased alkaline earth metal salicylates.
12. An oil composition as claimed in claim 3 wherein the metal salts of organic carboxylic acids are overbased alkaline earth metal salicylates.
13. An oil composition as claimed in claim 4 wherein the metal salts of organic carboxylic acids are overbased alkaline earth metal salicylates.
14. An oil composition as claimed in claim 1 further including one or more additives, other than (B) and (C), selected from dispersants, detergents, antioxidants, antiwear agents, friction modifiers, corrosion inhibitors, pour point depressants, demulsifiers and anti-foaming agents.
15. An oil composition as claimed in claim 2 further including one or more additives, other than (B) and (C), selected from dispersants, detergents, antioxidants, antiwear agents, friction modifiers, corrosion inhibitors, pour point depressants, demulsifiers and anti-foaming agents.
16. An oil composition as claimed in claim 3 further including one or more additives, other than (B) and (C), selected from dispersants, detergents, antioxidants, antiwear agents, friction modifiers, corrosion inhibitors, pour point depressants, demulsifiers and anti-foaming agents.
17. An oil composition as claimed in claim 4 further including one or more additives, other than (B) and (C), selected from dispersants, detergents, antioxidants, antiwear agents, friction modifiers, corrosion inhibitors, pour point depressants, demulsifiers and anti-foaming agents.
18. A method of lubricating a compression-ignited or spark-ignited internal combustion engine which comprises supplying, to the engine a lubricating oil composition as claimed in claim 1.
19. A method of lubricating a compression-ignited or spark-ignited internal combustion engine which comprises supplying to the engine a lubricating oil composition as claimed in claim 2.
20. A method of lubricating a compression-ignited or spark-ignited internal combustion engine which comprises supplying to the engine a lubricating oil composition as claimed in claim 3.

1. A method of manufacturing a head slider, comprising the steps of:
forming a magnetizable layer on a surface of a substrate wafer having a thickness greater than a length of the slider;
cutting said wafer into a plurality of raw bars after forming said layer while said thickness of said wafer is still greater than said length of the slider;
supporting said plurality of raw bars by a supporting jig;
arranging dummy sections of said plurality of raw bars in a single direction;
forming air bearing surface patterns on air bearing surface faces of said plurality of raw bars by photolithography; and
removing said dummy sections from said plurality of raw bars after forming said air bearing surface patterns.
2. The method according to claim 1, wherein said plurality of raw bars have thicknesses greater than a length of said slider, and are supported by said supporting jig in a machining step.
3. The method according to claim 1, wherein said dummy sections of said plurality of raw bars are arranged on one side in said supporting jig.
4. The method according to claim 1, further comprising the step of cutting at least one of said plurality of raw bars so as to form the slider.
5. The method according to claim 1, further comprising the step of removing the dummy sections before cutting into at least one of said plurality of raw bars.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1-23. (canceled)
24. A multi-layered thermoformed food tray comprising first, second, and third layers heat-set into a rigid, dimensionally stable article having a bottom portion and a flange portion, wherein the first, second, and third layers comprise:
a first polymeric layer comprising an alkylene terephthalate or naphthalate polymer, the first polymeric layer containing up to about 30 wt % mineral filler;
a second intermediate layer comprising a glycidyl or maleic functional co-polymer of ethylene or ter-polymer of ethylene and an acrylate, or both; and
a third polymeric layer comprising a substantially non-polar thermoplastic.
25. The food tray of claim 24 wherein the first layer comprises a blend of (i) virgin polymer and (ii) reprocessed polymeric materials from the first, second, and third layers.
26. The food tray of claim 24 wherein said first polymeric layer is selected from the group consisting of PET, PEN, PETG, PCT, PCTA, PBT, PTT, and mixtures thereof, and comprises one or more linear or branched homo-polymers, co-polymers, reprocessed polymers, recycled polymers, or a mixture thereof.
27. The food tray of claim 24 wherein said second intermediate layer is selected from the group consisting of ethyleneglycidyl methacrylate co-polymer, ethylenemaleic anhydride co-polymer, ethyleneglycidyl methacrylatemethacrylate ter-polymer, ethyleneglycidyl methacrylateethylacrylate ter-polymer, ethyleneglycidyl methacrylatebutylacrylate ter-polymer, ethyleneglycidyl methacrylateethylhexyl acrylate ter-polymer, ethylenemaleic anhydridemethacrylate ter-polymer, ethylenemaleic anhydrideethylacrylate ter-polymer, ethylenemaleic anhydridebutylacrylate ter-polymer, ethylenemaleic anhydrideethylhexyl acrylate ter-polymer, and mixtures thereof.
28. The food tray of claim 27 wherein said second intermediate layer comprises a grafted co-polymer or ter-polymer.
29. The food tray of claim 27 wherein said second intermediate layer comprises a blend of (i) said co-polymer or ter-polymer and (ii) a co-polymer of ethylene and an acrylate.
30. The food tray of claim 27 wherein said second intermediate layer comprises a blend of (i) said co-polymer or ter-polymer and (ii) polyethylene or co-polymers of ethylene and an alpha olefin.
31. The food tray of claim 24 wherein said third polymeric layer is a substantially non-polar polyolefin.
32. The food tray of claim 24 wherein said first polymeric layer is dimensionally distorted when the food tray is filled with food and is exposed to microwave radiation.
33. The food tray of claim 24 wherein said first polymeric layer is heat set and wherein said food tray is suitable for cooking in a microwave oven.
34. The food tray of claim 24 wherein said food tray contains foodstuff and is sealed with an elastic polyolefin-based lidding stock using modified atmosphere packaging.
35. A multi-layered thermoformed microwavable food tray comprising first, second, and third layers heat-set into a rigid article which is dimensionally stable at elevated temperatures encountered in cooking applications, the article having a bottom portion and a flange portion, wherein the first, second, and third layers comprise:
a first polymeric layer comprising polyethylene terephthalate, the first polymeric layer containing up to about 30 wt % mineral filler;
a second intermediate layer selected from the group consisting of ethyleneglycidyl methacrylate co-polymer, ethylenemaleic anhydride co-polymer, ethyleneglycidyl methacrylatemethacrylate ter-polymer, ethyleneglycidyl methacrylateethylacrylate ter-polymer, ethyleneglycidyl methacrylatebutylacrylate ter-polymer, ethyleneglycidyl methacrylateethylhexylacrylate ter-polymer, ethylenemaleic anhydridemethacrylate ter-polymer, ethylenemaleic anhydrideethylacrylate ter-polymer, ethylenemaleic anhydridebutylacrylate ter-polymer, ethylenemaleic anhydrideethylhexylacrylate ter-polymer, and mixtures thereof; and
a third polymeric layer comprising a substantially non-polar polyolefin;
wherein the first layer comprises a blend of (i) virgin polymer and (ii) reprocessed polymeric materials from the first, second, and third layers.
36. The multi-layered thermoformed microwavable food tray of claim 35 wherein:
said first polymeric layer has an average thickness of from about 5 to about 35 mils;
wherein said second intermediate layer has an average thickness of from about 0.1 to about 2 mils;
wherein said third polymeric layer has an average thickness of from about 1 to about 5 mils; and
wherein said container has an area stretch ratio of from about 1.5:1 to about 3:1.