Abstract: A pilferproof plastic closure comprising a top panel wall and a cylindrical skirt wall extending downwardly from the peripheral edge of the top panel wall. A circumferential weakening line extending circumferentially is formed in the skirt wall, and the skirt wall is divided into a main portion above the weakening line and a pilferproof bottom portion beneath it. An internal thread to be screwably fitted with an external thread formed on the mouth-neck portion of a container is formed on the inner surface of the main portion, and a plurality of radially inwardly projecting and circumferentially spaced engaging flaps are formed on the inner surface of the pilferproof bottom portion. An axial breaking line is formed in the pilferproof bottom portion which extends downwardly from the upper end of the pilferproof bottom portion but is non-existent in at least a greater portion of the lower part of the pilferproof bottom portion.

Abstract: Novel pesticidal compositions are comprised of a 2,2-dimethyl-3-(substituted ethyl)cyclopropanecarboxylic acid ester as the active ingredient, said cyclopropanecarboxylate having the structural formula: ##STR1## wherein X, Y and Z are the same or different and at least two of same are chlorine or bromine, with the remaining one being hydrogen, methyl, chlorine or bromine; R is an alcohol residue represented by one of the following structural formulae (II), (III), (IV) and (V): ##STR2## where A represents hydrogen, cyano, ethynyl or thiocarbamoyl; Q is hydrogen, chlorine, bromine, fluorine, methyl or trifluoromethyl; R.sup.1 is propargyl or benzyl; R.sup.2 represents 2-halogeno-3-phenyl-1-propen-1-yl, (dihalogenovinyloxy)phenyl, benzylphenyl, phthalimido, thiophthalimido, di- or tetrahydrophthalimido or dialkylmaleimido; R.sup.3 represents allyl, 2,4-pentadienyl, propargyl or benzyl.

Abstract: A pilfer-proof plastic closure comprising a top panel wall and a cylindrical skirt wall extending downwardly from the peripheral edge of the top panel wall. The skirt wall has formed therein a circumferentially extending breakable line dividing the skirt wall into a main portion above the breakable line and a pilfer-proof bottom portion below it. The main portion has formed on its inner surface an internal thread and the pilfer-proof bottom portion has formed on its inner surface a plurality of radially inwardly projecting engaging flaps at circumferentially spaced positions. Each of said engaging flaps has a first portion extending from the inner surface of the pilfer-proof bottom portion tiltedly in a direction opposite to the direction of rotation of the closure at the time of mounting it on the mouth-neck portion of a container and a second portion bent with respect to the first portion and further extending from the end of the first portion. The first portion forms an angle .alpha.

Abstract: Disclosed is a bottle for a carbonated drink, which is formed by biaxial draw-blow molding of a polyester containing a surface active agent and being composed mainly of ethylene terephthalate units, wherein at least the barrel wall portion of the bottle is molecularly oriented biaxially so that the density is at least 1.34 g/cm.sup.3 as measured at 20.degree. C., and the surface active agent is distributed in the surface of the barrel wall portion so that the contact angle of the surface of the barrel wall portion to water is not larger than 76.degree..In this bottle, the speed of transfer of carbon dioxide gas from the liquid phase of the drink to the gas phase at the time of opening the bottle is controlled to a very low level. Accordingly, occurrence of the cap missile phenomenon at the time of removing the cap from the bottle or reduction of the carbon dioxide content in the drink at the time of repeating sealing and opening of the bottle can effectively be prevented.

Abstract: Novel insecticidal compositions are comprised of an active isovalerate having the structural formula: ##STR1## wherein Z.sup.1 is hydrogen, ##STR2## Z.sup.2 is either ##STR3## when Z.sup.1 is hydrogen, or hydrogen when Z.sup.1 is either ##STR4## A, when Z.sup.1 is ##STR5## is cyano or ethynyl or, when Z.sup.1 is other than ##STR6## is hydrogen, cyano or ethynyl; X and Y which may be the same or different are chlorine or bromine.

Abstract: A peelable adhesive structure is disclosed which comprises a plurality of parts at least one of which is made of metal, adhering together by means of a coating, characterized in that said coating has a peelable surface formed between a first layer of a denatured hydrocarbon resin or denatured hydrocarbon resin composition having an acid value of from 0.1 to 20 and a second layer containing an epoxy resin.

Abstract: A container closure having a sealing liner comprising a vinyl chloride-type resin is provided which has excellent sealing properties, openability and hygienic characteristics. The liner is composed of a composition, especially a plastisol composition, comprising 100 parts by weight of the vinyl chloride-type resin and 35 to 200 parts by weight of a mixed fatty acid ester of glycerin derived from glycerin, at least one saturated or unsaturated fatty acid component having an even number of carbon atoms between 6 and 24 and at least one acetic or butyric acid component, such as a diacetyl higher fatty acid glyceride. A method for producing the container closure is also provided.

Abstract: Novel pesticidal compositions are comprised of a 2,2-dimethyl-3-(substituted ethyl)cyclopropanecarboxylic acid ester as the active ingredient, said cyclopropanecarboxylate having the structural formula: ##STR1## wherein X, Y and Z are the same or different and at least two of same are chlorine or bromine, with the remaining one being hydrogen, methyl, chlorine or bromine; R is an alcohol residue represented by one of the following structural formulae (II), (III), (IV) and (V): ##STR2## where A represents hydrogen, cyano, ethynyl or thiocarbamoyl; Q is hydrogen, chlorine, bromine, fluorine, methyl or trifluoromethyl; R.sup.1 is propargyl or benzyl; R.sup.2 represents 2-halogeno-3-phenyl-1-propen-1-yl, (dihalogenovinyloxy)phenyl, benzylphenyl, phthalimido, thiophthalimido, di- or tetrahydrophthalimido or dialkylmaleimido; R.sup.3 represents allyl, 2,4-pentadienyl, propargyl or benzyl.

Abstract: A new pyrethroid compound which is low in toxicity to fish and a pesticidal composition containing the same as an active ingredient are provided. The above pyrethroid compound is a substituted cyclopropanecarboxylic acid ester of the general formula: ##STR1## (wherein A is a hydrogen atom or an ethynyl group) Despite its broad pesticidal spectrum and high pesticidal activity, this ester is very low in toxicity to man and domestic animals and especially low in toxicity to fish as compared with the conventional pyrethroid compounds.

Abstract: A closure cap having a liner adhered to a cap shell by a plurality of coating layers. Prize markings are printed on one of the coating layers and are positioned between the coating layers. The peel resistance in the interface between the coating layers is less than that between the topmost coating layer and the liner to assure that the prize markings will be transferred to the liner when the liner is peeled from the cap shell. The liner includes a starting portion which adheres to the topmost coating layer only slightly to facilitate easy removal of the liner from the cap shell.

Abstract: A peelable bonded structure having a peel strength of 0.05 to 5 kg/cm comprises a plurality of articles, at least one of which is made of metal, bonded together through a composite coating layer. The composite coating layer is composed of adjacent first and second coating layers at least one of which comprises (A) a modified olefin resin having a carbonyl group concentration of 0.01 to 200 milliequivalents per 100 g of the olefin resin and (B) a coating film-forming base resin at an (A)/(B) weight ratio of from 0.2/99.8 to 40/60 and has a multi-layer distribution structure having resin concentration gradients in the thickness direction such that the modified olefin resin (A) is distributed predominantly in the portion contiguous to the interface between the two coating layers and the base resin (B) is distributed predominantly in the opposite portion.

Abstract: A cap adapted for use as a container cover where the cap has a thermoplastic resin liner pressed formed onto the inner surface of a cap shell. The plastic liner is formed such that the difference between the intrasurface orientation index of the outer peripheral portion of the liner and the intrasurface orientation index of the central portion of the liner does not exceed 0.37 where the intrasurface orientation index is defined as the sum of the orientation coefficient of the liner in the radial direction and the orientation coefficient of the liner in the circular direction.A method of making a cap having a thermoplastic liner where the liner is press-formed into shape under conditions whereby the difference between the intrasurface orientation index of the outer peripheral portion of the liner and the orientation index of the central portion of the liner does not exceed 0.37.

Abstract: A method of manufacturing peelable adhesive structures. It comprises preparing a first paint solution containing vinyl resin and a stably emulsified hydrocarbon or natural resin having softening point less than 180.degree. C. and concentration between 50 and 200 parts by weight per 100 parts of vinyl resin dispersed in a continuous phase of the vinyl resin. The first paint solution is applied onto a metal base material (1) to form a first coating layer (2). A second coating layer (3) is formed by applying a second paint solution containing epoxy resin and polyethylene oxide at a concentration of between 0.5 and 90 weight percent of epoxy resin over the first coating layer. The first and second coating layers have thicknesses ranging from about 0.5 to 100 mg/m.sup.2. A layer of olefin resin (4) is joined to the second coating layer.

Abstract: A metal cap having a primer layer thereon which has a thermal adhesiveness with respect to a lining layer and wherein part of the lining at the bottom of a cap is thermally adhesively fixed to the primer layer.A method of manufacturing a metal cap including steps of applying a primer to the cap which has a thermal adhesiveness with respect to a lining layer and heating only a portion of the bottom of the cap to cause only part of the lining to become affixed to the primer.

Abstract: Racemic modifications each consisting of specific isomers of .alpha.-cyano-3-phenoxybenzyl cis- or trans-2,2-dimethyl-3-(2,2,2-trichloroethyl)cyclopropanecarboxylate with the absolute configurations [.alpha.S, 1R] an [.alpha.R, 1S] with respect to the asymmetric carbon atoms in the alcohol and acid moieties, a method of producing the same and pesticidal compositions containing the same as active ingredient are provided. .alpha.-Cyano-3-phenoxybenzyl cis- or trans-2,2-dimethyl-3-(2,2,2-trichloroethyl)cyclopropanecarboxylate has higher pesticidal activities than those pesticides that are in general use and consequently selective production of the above specific racemic modification as defined by the combinations of the absolute configuration with respect to the asymmetric carbon atom at the position in the alcohol moiety and the absolute configuration with respect to the asymmetric carbon atom in the acid moiety provides compounds having still higher pesticidal activities.

Abstract: A process for manufacturing a closure cap having a liner. A mass of molten thermoplastic is positioned in the inner face of a cap shell. The mass is spread by a heated punch and the spread mass is then formed by a cooled punch to the final liner shape.

Abstract: A container cap having a coated metal shell. A peelable adhesive layer joins a liner to the shell. The peelable adhesive layer comprises a local coating resin layer having a diameter less than that of the metal shell and a layer of an epoxy resin.

Abstract: There are provided a low expansion alloy having a high corrosion resistance which consists essentially of 25-50% by weight of Ni, 1-25% by weight of Cu and optionally up to 20% by weight of Cr and the balance of essentially Fe with a small amount of impurities, and a corrosion resistant bimetal formed by applying together a low expansion alloy plate which consists essentially of 25-50% by weight of Ni, 1-25% by weight of Cu and optionally up to 20% by weight of Cr and the balance of essentially Fe, and a corrosion resistant alloy plate which has a linear expansion coefficient larger than that of said low expansion alloy plate by 5.times.10.sup.-6 .degree. C.

Abstract: Novel pesticidal compositions are comprised of a 2,2-dimethyl-3-(substituted ethyl)cyclopropanecarboxylic acid ester as the active ingredient, said cyclopropanecarboxylate having the structural formula: ##STR1## wherein X, Y and Z are the same or different and at least two of same are chlorine or bromine, with the remaining one being hyrogen, methyl, chlorine or bromine; R is an alcohol residue represented by one of the following structural formulae (II), (III), (IV) and (V): ##STR2## where A represents hydrogen, cyano, ethynyl or thiocarbamoyl; Q is hydrogen, chlorine, bromine, fluorine, methyl or trifluoromethyl; R.sup.1 is propargyl or benzyl; R.sup.2 represents 2-halogeno-3-phenyl-1-propen-1-yl, (dihalogenovinyloxy)phenyl, benzylphenyl, phthalimido, thiophthalimido, di- or tetrahydrophthalimido or dialkylmaleido; R.sup.3 represents allyl, 2,4-pentadienyl, propargyl or benzyl.

Abstract: 1,1,1-Trihalogeno-4-methyl pentenes and 1,1-dihalogeno-4-methyl-1,3-pentadienes are produced. These compounds are of value as intermediates for the production of pyrethrin analogs which are of use as insecticides or agricultural chemicals.