Patent application number | Description | Published |
20090298392 | POLYMER MATERIAL, FOAM OBTAINED FROM SAME, AND POLISHING PAD USING THOSE - The subject is to provide a polymer material which enables to improve planarity and planarization efficiency of a polished surface and is useful as a polishing pad which generates only a few scratches. The said subject is solved by a polymer material having a tensile modulus at 50° C. after saturation swelling with 50° C. water of 130 to 800 MPa, a loss tangent at 50° C. of not more than 0.2, and a contact angle with water of not more than 80°. | 12-03-2009 |
20120270400 | SLURRY FOR CHEMICAL MECHANICAL POLISHING AND POLISHING METHOD FOR SUBSTRATE USING SAME - The present invention provides a slurry for chemical mechanical polishing comprising water-soluble clathrate compound (a), polymer compound (b) having an acidic group optionally in a salt form as a side chain, polishing abrasive grain (c) and water (d), wherein the content of the water-soluble clathrate compound (a) is 0.001 mass %-3 mass % of the total amount of the slurry, the polymer compound (b) has a weight average molecular weight of not less than 1,000 and less than 1,000,000, and the content of the polymer compound (b) is 0.12 mass %-3 mass % of the total amount of the slurry, and a polishing method for substrate using the slurry. | 10-25-2012 |
20140154884 | EROSION INHIBITOR FOR CHEMICAL MECHANICAL POLISHING, SLURRY FOR CHEMICAL MECHANICAL POLISHING, AND CHEMICAL MECHANICAL POLISHING METHOD - The present invention provides an erosion inhibitor for chemical mechanical polishing, which contains compound (a) having a molecular weight of not more than 100,000 and not less than 4 hydroxyl groups, and compound (b) having not less than 4 amino groups, and which has a mass ratio of the compound (a) and the compound (b) (the compound (a)/the compound (b)) of 0.10-500. | 06-05-2014 |
Patent application number | Description | Published |
20080305294 | Gasket rubber product - A gasket rubber product made of a cured material of a fluorosilicone rubber composition containing: | 12-11-2008 |
20090176930 | GASKET RUBBER PRODUCT - A gasket rubber product made of a cured material of a fluorosilicone rubber composition containing:
| 07-09-2009 |
20100093892 | FLUORORUBBER COMPOSITION, CURED FLUORORUBBER FORMED ARTICLE USING THE SAME AND METHOD FOR PRODUCING THEREOF - There are provided a polyol curable fluororubber composition using a fluororubber of general use, a cured fluororubber formed article used as a grommet, a seal packing and the like for a gas sensor which can be used under high temperature circumstances using this, and a method of producing the same. A polyol curable fluororubber composition, which comprises 100 parts by weight of a fluororubber, 6 to 15 parts by weight of magnesium oxide, 0.5 to 5 parts by weight of a hydrotalcite group compound and 20 to 55 parts by weight of a mixture of thermal black and a bituminous coal filler. A cured fluororubber formed article which is produced by forming and curing the fluororubber composition in the presence of a polyol curing agent, and then subjecting the cured formed product to a stepwise temperature elevation treatment in a temperature range of 100° C. to 300° C. According to the present invention, an article which can be used as a grommet, seal packing and the like for a gas sensor under high temperature circumstances, such as an oxygen sensor for an automobile, can be produced, at a reduced cost. | 04-15-2010 |
20110092618 | FLUORORUBBER COMPOSITION, CURED FLUORORUBBER FORMED ARTICLE USING THE SAME AND METHOD FOR PRODUCING THEREOF - There are provided a polyol curable fluororubber composition using a fluororubber of general use, a cured fluororubber formed article used as a grommet, a seal packing and the like for a gas sensor which can be used under high temperature circumstances using this, and a method of producing the same. A polyol curable fluororubber composition, which comprises 100 parts by weight of a fluororubber, 6 to 15 parts by weight of magnesium oxide, 0.5 to 5 parts by weight of a hydrotalcite group compound and 20 to 55 parts by weight of a mixture of thermal black and a bituminous coal filler. A cured fluororubber formed article which is produced by forming and curing the fluororubber composition in the presence of a polyol curing agent, and then subjecting the cured formed product to a stepwise temperature elevation treatment in a temperature range of 100° C. to 300° C. According to the present invention, an article which can be used as a grommet, seal packing and the like for a gas sensor under high temperature circumstances, such as an oxygen sensor for an automobile, can be produced, at a reduced cost. | 04-21-2011 |