摘要:
A hydroxydiphenyl sulfone derivative represented by the formula (I) is a novel compound and a heat-sensitive recording material which comprises at least one of the derivatives as a color acceptor not only has an excellent recording sensitivity, resistances to plasticizer and diazo developer but also suits to high-speed recording, has an excellent storage stability of record images and does not decrease in whiteness of the background, ##STR1## wherein R.sup.1 and R.sup.2 are each hydrogen, halogen, lower alkyl, lower alkoxyl or hydroxyl and n is an integer of 3 or 4.
摘要:
This invention provides a heat-sensitive recording material comprising a base sheet and a heat-sensitive record layer formed over the base sheet and comprising a colorless or pale-colored basic dye and a color developing material capable of forming a color when contacted with the dye, the recording material being characterized in that the heat-sensitive record layer comprises as the color developing material at least one compound represented by the formula ##STR1## wherein X is straight- or branched-chain alkylene group having 1 to 4 carbon atoms, R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are each hydrogen atom, halogen atom, alkyl group having 1 to 4 carbon atoms, alkoxy group having 1 to 4 carbon atoms, phenyl group or benzyl group, or R.sub.1 and R.sub.2 R.sub.2 and R.sub.3, and R.sub.4 and R.sub.5, when taken together, may form an aromatic ring, and when R.sub.4 and R.sub.5 taken together form an aromatic ring, the hydroxy group on the benzene ring to which R.sub.4 and R.sub.5 are attached may be substituted on the aromatic ring formed by R.sub.4 and R.sub.5.
摘要:
Disclosed is a heat-sensitive recording material comprising a base sheet and a heat-sensitive record layer formed over the base sheet and comprising a colorless or pale-colored basic dye and a color developing material capable of forming a color when contacted with the dye, the heat-sensitive recording material being characterized in that the heat-sensitive record layer contains as the color developing material at least one multi-valent metal salt of a halophthalic acid derivative represented by the formula ##STR1## wherein R represents a divalent saturated or unsaturated C.sub.2 -C.sub.12 aliphatic hydrocarbon group which may optionally have a hydroxyl, C.sub.1 -C.sub.3 acyloxy or phenyl group as a substituent or a divalent saturated or unsaturated C.sub.4 -C.sub.6 aliphatic hydrocarbon group containing one or two ether bonds, X is a halogen atom and n is an integer of 1-4.
摘要:
A porous polyester film having an apparent specific gravity of not more than 1.3, which comprises a polyester film having many voids (layer (A)) comprising a polyester and a thermoplastic resin incompatible with said polyester, and a polyester film having many fine voids (layer (B)) comprising a polyester and inorganic fine particles having an average particle size of not more than 1 &mgr;m, the two layers being bonded to each other, wherein the layer (B) has a porosity of not less than 20% by volume, and a thickness of 1-20 &mgr;m that is not more than 30% of the thickness of the porous film. Due to the present invention, a porous polyester film capable of providing an image-receiving sheet superior in surface smoothness, image density, and resistance to wrinkles can be provided.
摘要:
A laminated polyester film comprising a polyester base film and a layer comprising a polyester graft copolymer and which is formed at least on one surface of said polyester base film, said polyester graft copolymer comprising a hydrophobic copolymerizable polyester resin and an acid anhydride having at least one double bond grafted to said polyester resin. The laminated polyester film of the present invention exhibits good adhesive property, water resistance and resistance to blocking, particularly excellent adhesive property, by applying a specific polyester graft copolymer to a polyester base film.
摘要:
A lithographic plate includes a substrate made of a polyester film having a light transmittance of 50% or less, a bending angle in the range of 30.degree. to 90.degree., and a rupture strength after being bent of 8 kg/mm.sup.2 or more. Alternatively, a lithographic plate includes a substrate made of a polymer film containing a polyester and a thermoplastic resin incompatible with the polyester, wherein the polymer film is oriented along at least one axis and has minute cavities formed by the orientation, and the density of the film is in the range of 1.05 g/cm.sup.3 to 1.3 g/cm.sup.3.
摘要翻译:平版印刷版包括由透光率为50%以下,弯曲角度为30〜90°,弯曲后的断裂强度为8kg / mm 2以上的聚酯膜构成的基板。 或者,平版印刷版包括由含有聚酯和与聚酯不相容的热塑性树脂的聚合物膜制成的基材,其中所述聚合物膜沿着至少一个轴线取向并且具有通过取向形成的微小空穴, 膜的范围为1.05g / cm 3〜1.3g / cm 3。
摘要:
An automatic transmission including gear trains, which are constructed of at least three planetary gear sets each having three rotating members. A first clutch is arranged closer to an input shaft than the first planetary gear set for connecting any one of the rotating members of the first planetary gear set arranged adjacent to the input shaft. A second clutch is also arranged closer to the input shaft than the first planetary gear set for connecting another of the rotating members of the first planetary gear set and the input shaft. A third clutch is interposed between the first planetary gear set and the second planetary gear set for connecting any one of the rotating members of the second planetary gear set arranged at the opposite side to the input shaft across the first planetary gear set and the any one or the another of the rotating members of either one of the first clutch and the second clutch or the first planetary gear set. A fourth clutch is interposed between the first planetary gear set and the second planetary gear set for connecting the another of the rotating members of the second planetary gear set and the any one or the another of the rotating members of the first clutch, the second clutch or the first planetary gear set.
摘要:
In a heat sensitive recording material comprising a substrate and a heat sensitive recording layer thereon incorporating a colorless or light-colored basic dye and a color acceptor which is reactive with the dye to form a color when contacted therewith, the recording material characterized in that at least one of the compounds of the formula (I) is contained in the heat sensitive recording layer ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are same or different and are hydrogen atom, halogen atom, C.sub.1 .about.C.sub.5 alkyl or C.sub.1 .about.C.sub.5 alkoxyl.
摘要:
[PROBLEMS] The present invention provides a laminated thermoplastic resin film which is excellent in adhesion and blocking resistance. [MEANS FOR SOLVING PROBLEMS] A laminated thermoplastic resin film has a covering layer containing a copolymerized polyester resin and a polyurethane resin on one side or both sides of a thermoplastic resin film, characterized in that the covering layer has a microphase-separated or nanophase-separated structure in PEs phase A comprising a copolymerized PE resin as a main component and PU phase B comprising a PU resin as a main component, and when the covering layer is observed by a scanning probe microscopy in phase measurement mode, an area ratio (surface fraction of PEs) of PEs phase A (which indicates a dark phase in phase image) of the surface of the covering layer defined by following formula (1) is 35% or more and less than 90% per a measurement area of 5 μm×5 μm. Surface fraction of PEs(%)=(area of PEs phase A/measurement area)×100 (1)
摘要:
Recording media for use in various printing methods, each having a base film and an ink-receiving or recording layer formed thereon, characterized by their specific improved physical properties; for example, the ink drying time is 5 minutes or shorter at an amount of ink ranging from 10 g/m.sup.2 inclusive to 50 g/m.sup.2 exclusive, the reflection printing density is 1.3 or higher, the width of ink bleeding is 1 mm or lower, and the retention of density against water exposure is 60% or higher.
摘要翻译:用于各种印刷方法的记录介质,每种印刷方法具有形成在其上的基膜和油墨接收或记录层,其特征在于其具体的改进的物理性能; 例如,墨水干燥时间为10g / m 2以内,特别是50g / m 2以下的墨水量为5分钟以下,反射印刷密度为1.3以上,墨水吐出宽度为1mm以下 ,并且对于暴露水分的密度保持率为60%以上。