摘要:
A physiology enhancing device for improving physiological functions of a human body, etc., which comprises a heat generating element making use of chemical energy and a sheet interposed between the heat generating element and a body surface of a wearer, and which is designed to supply steam generated from the heat generating element while the device is applied to the body surface. The device exhibits steam generating capability for 2 hours or longer and, while applied to the body surface, raises the body surface temperature to a temperature from 38° C. to lower than 42° C. within one hour from the application. The sheet interposed between the heat generating element and the body surface preferably has a function of regulating air feed to the heat generating element and a function of transferring the heat of the physiology enhancing device to the body surface and preferably has a total thickness of 0.05 to 1.5 mm.
摘要:
A physiology enhancing device for improving physiological functions of a human body, etc., which comprises a heat generating element making use of chemical energy and a sheet interposed between the heat generating element and a body surface of a wearer, and which is designed to supply steam generated from the heat generating element while the device is applied to the body surface. The device exhibits steam generating capability for 2 hours or longer and, while applied to the body surface, raises the body surface temperature to a temperature from 38° C. to lower than 42° C. within one hour from the application. The sheet interposed between the heat generating element and the body surface preferably has a function of regulating air feed to the heat generating element and a function of transferring the heat of the physiology enhancing device to the body surface and preferably has a total thickness of 0.05 to 1.5 mm.
摘要:
A thermosetting resin composition useful in a powder coating composition comprising a polyepoxy compound and a polycarboxylic acid obtained by reacting (1) one mole of a diol compound prepared by reacting (i) one mole of an organic diisocyanate, with (ii) from 1.5 to 4.0 moles of a polyoxyalkylene ether of a dihydric phenol, with (2) 1 to 4 moles of trimellitic acid or anhydride thereof.
摘要:
A magnetic recording medium having a lower magnetic layer 3 and an upper magnetic layer 4 is disclosed, wherein the lower magnetic layer 3 contains tabular magnetic particles and acicular nonmagnetic inorganic particles and has a thickness of 0.5 to 2.5 .mu.m, the tabular magnetic particles being oriented with their plane having the longest diameter tilted at an angle of 70 to 90.degree. in average with the plane of the magnetic recording medium, the upper magnetic layer 4 contains acicular magnetic particles and has a thickness of not greater than 0.3 .mu.m, and a mixed magnetic region 6 which comprises tabular magnetic particles and acicular magnetic particles, mixed together, and formed between the upper and lower magnetic layers, a thickness m of the mixed magnetic region 6 being 1 to 20% of the total thickness T of all the magnetic layers.
摘要:
A magnetic recording medium comprising a support and a magnetic layer comprising a ferromagnetic metal powder and a binder formed on said support, wherein the magnetic layer has a surface roughness of 10 nm or smaller, a coercive force of 1,580 Oe or greater and a decreasing ratio .DELTA.Bs of a saturation flux density (a change rate of saturation flux density Bs' of the magnetic layer realized after the magnetic recording medium has been allowed to stand in an environment, the temperature of which is 60.degree. C. and the relative humidity of which is 90% for 30 days, as compared with saturation flux density Bs of the magnetic layer before the magnetic recording medium is allowed to stand, the change rate being a value expressed by an equation .DELTA.Bs=(1-Bs'/Bs).times.100) of 10% or lower.
摘要:
A magnetic recording medium in which the bearing ratio Tp of the magnetic layer on a slice level at a depth of 45 nm from the highest peak of the surface profile measured with an atomic force microscope is 3% to 60%, and the difference .DELTA..mu. between the maximum frictional coefficient and the minimum frictional coefficient of the magnetic layer ranges from 0.1 to 0.0001 as measured under conditions of 5 mm.sup.2 in contact area, 2 g in weight of a measuring head, 0.04 to 0.2 N in load applied, 3 mm/sec in speed, and 140 mm in length of measurement.
摘要:
A magnetic recording medium comprising a nonmagnetic support having formed thereon a plurality of magnetic layers including a top magnetic layer and an intermediate magnetic layer adjacent to the top magnetic layer, wherein the intermediate magnetic layer contains soft magnetic powder, the soft magnetic powder having, in its projective image, an average longer diameter and a standard deviation of the longer diameter .DELTA.L satisfying the relationship represented by formula (1), and an average shorter diameter and a standard deviation of the shorter diameter .DELTA.W satisfying the relationship represented by formula (2): 0.05.ltoreq..DELTA.L/ .ltoreq.0.8 (1) 0.05.ltoreq..DELTA.W/ .ltoreq.0.8 (2)
摘要翻译:一种磁记录介质,包括在其上形成有多个磁性层的非磁性载体,所述多个磁性层包括顶部磁性层和与顶部磁性层相邻的中间磁性层,其中所述中间磁性层包含软磁性粉末, 其投影图像,平均长直径和长直径ΔDTAL的标准偏差满足式(1)所示的关系,平均短直径和短径DELTA W的标准偏差满足 由式(2)表示的关系:0.05 = DELTA L / = 0.8(1)0.05 = DELTA W / W>
摘要:
A thermosetting resin composition useful in a powder coating composition comprising a polyepoxy compound and a polycarboxylic acid obtained by reacting (1) one mole of a polycarboxylic acid obtained by reacting (i) one mole of a polyoxyalkylene ether of a dihydric phenol, with (ii) 1 to 4 moles of trimellitic acid or anhydride thereof, (2) from 0.1 to 0.5 moles of a diepoxy compound.
摘要:
A magnetic recording medium comprising a support having thereon a plurality of magnetic layers comprising a first magnetic layer provided as an uppermost layer and a second magnetic layer provided adjacent to said first magnetic layer, wherein the first and second magnetic layers each comprises a magnetic powder and a binder containing a vinyl chloride resin and/or cellulose resin, the binder contents in the first magnetic layer and the second magnetic layer satisfy the relationship defined by the following formula (1), and the contents of the vinyl chloride resin and the cellulose resin in the first magnetic layer and the second magnetic layer satisfy the relationship defined by the following formula (2): 0.6 .ltoreq.(A-B)/B.ltoreq.6 (1) 0.4 .ltoreq.(C-D)/D.ltoreq.11 (2) wherein A represents the ratio of the binder content in the second magnetic layer to the magnetic powder content in the second magnetic layer; B represents the ratio of the binder content in the first magnetic layer to the magnetic powder content in the first magnetic layer; C represents the ratio of the total content of the vinyl chloride resin and the cellulose resin in the second magnetic layer to the magnetic powder content in the second magnetic layer; and D represents the ratio of the total content of the vinyl chloride resin and the cellulose resin in the first magnetic layer to the magnetic powder content in the first magnetic layer. The magnetic recording medium according to the present invention is excellent in surface smoothness, output characteristics, overwritability and running durability.
摘要翻译:一种磁记录介质,其特征在于,具有支撑体,所述支撑体具有多个磁性层,所述磁性层包括设置为最上层的第一磁性层和与所述第一磁性层相邻设置的第二磁性层,其中所述第一和第二磁性层各自包括磁性粉末和 含有氯乙烯树脂和/或纤维素树脂的粘合剂,第一磁性层和第二磁性层中的粘合剂含量满足下式(1)所定义的关系,氯乙烯树脂和纤维素树脂的含量 在第一磁性层和第二磁性层中满足由下式(2)定义的关系:0.6 =(AB)/ B = 6(1)0.4 =(CD)/ D 11(2)其中A表示第二磁性层中的粘合剂含量与第二磁性层中的磁粉含量的比率; B表示第一磁性层中的粘合剂含量与第一磁性层中的磁性粉末含量的比; C表示第二磁性层中的氯乙烯树脂和纤维素树脂的总含量与第二磁性层中的磁性粉末含量的比率; D表示第一磁性层中的氯乙烯树脂和纤维素树脂的总含量与第一磁性层中的磁性粉末含量的比例。 根据本发明的磁记录介质的表面平滑度,输出特性,重写性和运行耐久性优异。
摘要:
Magnetic recording media comprising a nonmagnetic substrate, a surface layer and a back layer, the surface layer having an intermediate layer provided on the surface side of the nonmagnetic substrate and a magnetic layer as a top layer, the back layer having a backcoating layer provided on the back side of the nonmagnetic substrate, the magnetic layer containing a ferromagnetic metal powder and a binder, wherein the surface layer has a residual solvent content of 5 to 1000 ppm, the ferromagnetic metal powder is a ferromagnetic metal powder mainly comprising iron and containing 0.8 to 20 parts by weight of at least one element selected from Group IIIa elements, inclusive of lanthanides, of the Periodic Table per 100 parts by weight of Fe atoms, the magnetic layer has a thickness of 0.05 to 0.6 .mu.m, the magnetic layer has a center-line surface roughness Ra of 1 to 5 nm, the back layer has a residual solvent content of 5 to 800 ppm, and the backcoating layer has a center-line surface roughness Ra of 2 to 8 nm, exhibit excellent electromagnetic characteristics and storage stability.