35results about How to "Excellent workability" patented technology

A hot melt adhesive composition exhibiting excellent adhesive strength and which is useful as an adhesive for styrene resins contains (B) tackifier and (C) ethylene/C3-C20 alpha-olefin/aromatic vinyl compound random copolymer and, in some embodiments also (A) base polymer, such as polyolefin, polar group-containing polymer and aromatic vinyl compound/conjugated diene copolymer. A low molecular weight polyolefin may also be included in all embodiments. The randon copolymer (C) may be prepared by polymerizing the alpha-olefin and aromatic vinyl compound in the presence of a metallocene containing catalyst. In addition to excellent adhesive strength the hot melt adhesives have improved workability.

To provide a method of manufacturing a resin hollow molded body wherein, predetermined parts can be simply attached when attaching them in the inside of the blow molded hollow body; and the resin hollow molded body, such as a vehicle fuel tank containing a volatile liquid inside thereof, has a good barrier property against a gas component.

(Means for Solving the Problem)

There is provided a method for obtaining a product of a hollow molded body characterized in that: a thermoplastic resin parison 6, extruded to a tubular state, is expanded by blow molding; then dies 2, 4 are once divided to assemble predetermined parts 32, 34 inside of the hollow molded body; and the surfaces of the divided dies are joined again.

The invention provides a set-retarding type long-distance pumping type concrete prepared by waste slag of subway projects and application, and belongs to the field of concrete. The prepared concrete has the advantages that the density and fluidity are good, the extension and strength are high, the production cost is low, and the concrete is suitable for long-distance pumping. The set-retarding type long-distance pumping type concrete prepared by the waste slag of the subway projects comprises the following components in parts by weight: 260 to 300 parts of cement, 151 parts of water, 990 to 1010 parts of stone, 700 to 720 parts of stone chips, 50 to 80 parts of stone powder, 80 to 105 parts of ore powder, 85 to 100 parts of fly ash, 4.9 to 4.95 parts of set-retarding type polycarboxylate superplasticizer, 0.049 to 0.0495 part of starch ether, and 0.098 to 0.099 part of building glue 1093.

The form panel for placing concrete of the present invention is a form panel (30) comprising a hollow sheathing section (32) made of plastic, one side of which forms a concrete placing surface (31), and hollow side panel sections (33) bent out at right angles from both side edges of the sheathing section (32) on an opposite side of the sheathing section (32) to the concrete placing surface (31), wherein projecting sections (40) which extend in a vertical direction are provided on an outside surface (38) of the side panel section (33), and one of the sides of one of the projecting sections (40) is coplanar with the concrete placing surface (31) of the sheathing section (32), and on the projecting sections (40), notches (41) are formed at respectively the same position and orthogonal to the longitudinal direction of the projecting sections (40). This type of form panel (30)allows the formwork fittings used with conventional plywood form panels to be used at the time of erection (installation), is lightweight and has good workability, is durable, does not easily leak concrete, and can be recycled.

There is provided a cup holder including a holder body, an opening formed in a side wall of the holder body, a support supported on the side wall so as to advance into or retreat from a storage space through the opening, and a leaf spring disposed between the support and the side wall and biasing the support in a direction in which the support advances into the storage space. The support has a turning shaft serving as a center of swinging of the support and a swinging portion swinging around the turning shaft by turning of the turning shaft. On a peripheral edge of the opening formed in the side wall, a nipped portion protrudes to the outside of the side wall and swingably holds the support by being nipped between the turning shaft and the swinging portion while the support advances or retreats.

To provide a two-component curable solventless adhesive which enables a laminated composite film comprising a barrier layer and a plastic film laminated with each other to maintain excellent appearance and adhesive strength for a long period even after a sterilization treatment at high temperature, and to appropriately adjust a reaction between a base resin and a curing agent during a production of the laminated composite film, thereby to ensure excellent workability, the two-component curable solventless adhesive comprises a base resin and a curing agent, wherein the base resin contains a polyol having an acid group and a secondary or tertiary terminal hydroxyl group accounting for 30% or more of the entire terminal hydroxyl groups of the polyol, and the curing agent contains an isocyanate group-terminated urethane prepolymer containing at least an aralkyl polyisocyanate and/or a modified substance thereof as a raw polyisocyanate, and a content of a low molecular weight polyisocyanate having a molecular weight of 190 or less is 3% by weight or less.

An object of the present invention is to provide a polyamide resin composition from which the solvent is easily removed during film formation and which gives a film or adhesive layer reduced in residual solvent content. It is suitable for use especially as vanish. The composition and vanish are characterized by comprising as essential ingredients a phenolic hydroxyl group-having aromatic polyamide resin and a cycloalkanone as a solvent and preferably further containing a curable resin.

A rack holds, in a state of a set, an extracting cartridge, a waste liquid vessel for accommodating discharged liquids of a sample liquid and a washing liquid having been discharged from the extracting cartridge, and a recovery vessel for accommodating a recovery liquid, which contains a recovered predetermined substance and has been discharged from the extracting cartridge. The extracting cartridge is held at a top section of the rack. The waste liquid vessel and the recovery vessel are held at positions below the top section of the rack, such that the waste liquid vessel and the recovery vessel are capable of being moved alternately to the position just below the extracting cartridge having been held at the top section of the rack.

Disclosed is a method of coating a textile with aqueous urethane textile having excellent water proofness and moisture permeability, wherein aqueous urethane coating agent prepared by employing a water dispersed polyurethane resin mixture and a thickener is applied to textile fabric, the coated fabric is heat dried, and then is hardened. Accordingly, the fiber product according to the present invention is very eco-friendly product, satisfies strict standard for an advance country since formalin is not detected, and in addition, has high functionality such as water proofness, moisture permeability and cleaning durability.

A binder fiber comprising a polyamide component in at least part of a surface thereof is prepared. The polyamide component contains a semi-aromatic polyamide at least having an aromatic ring unit and a C_3-7 alkane unit which may have a branched CA _1-3 alkyl chain. In the binder fiber, the polyamide component may be (a) a semi-aromatic copolyamide having an aromatic ring unit, a C_3-7 alkane unit which may have a branched C_1-3 alkyl chain, and a C_8-12 alkane unit which may have a branched C_1-3 alkyl chain. The polyamide component may be (d) a combination of (b) a semi-aromatic polyamide and (c) a semi-aromatic polyamide, wherein the polyamide (b) has an aromatic ring unit and a C_3-7 alkane unit which may have a branched C_1-3 alkyl chain, and the polyamide (c) has an aromatic ring unit and a C_8-12 alkane unit which may have a branched C_1-3 alkyl chain.

Galvannealed steel sheet simultaneously able to achieve excellent workability and high strength and a method of production of the same are provided as an objective, in particular high strength galvannealed steel sheet excellent in workability, comprising high strength steel sheet containing, by mass %, C: 0.05 to 0.15%, Si: 0.3 to 2.0%, Mn: 1.0 to 2.8%, P: 0.03% or less, S: 0.02% or less, Al: 0.005 to 0.5%, and N: 0.0060% or less and a balance of Fe and unavoidable impurities, where, when % C, % Si, and % Mn respectively represent the C, Si, and Mn contents, (% Mn)/(% C)≧12 and (% Si)/(% C)≧4 being satisfied, on the surface of which having a galvannealed layer containing Al: 0.05 to 0.5 mass % and Fe: 5 to 15 mass % and a balance of Zn and unavoidable impurities, said steel sheet satisfying a relationship of tensile strength F (MPa) and elongation L (%) of L≧52−0.035×F.

Disclosed are: a TAC base for cycloolefin polymer bonding, which has extremely excellent air release during the bonding, excellent transparency and excellent bonding workability, while being capable of enhancing the bonding strength without deteriorating the polarization properties after the bonding; a TAC bonding member; and a liquid crystal display device. Specifically disclosed is a TAC base for cycloolefin polymer bonding, which has a bonding layer on the surface of a TAC base. The bonding layer contains a paraffin or a naphthene, and at least one of an adhesion promoter, a TAC polymer, a cycloolefin polymer, a cycloolefin copolymer, a macromonomer or a thermoplastic elastomer. Consequently, the TAC base can be firmly bonded with a cycloolefin polymer.

An objective of the present invention is to provide a diaper change mat which has excellent workability and facilitates changing diapers. A diaper change mat according to the present invention includes surface fasteners (101 to 105 and 101′ to 105′) configured to be fastened detachably to a diaper and a mat (11) on which the surface fasteners (101 to 105 and 101′ to 105′) are fixed. The surface fasteners (101 to 105 and 101′ to 105′) are preferably convex members of surface fasteners and the convex members are fastened to nonwoven fabric used for a disposable diaper. The convex members of the surface fasteners are sheets provided with many engaging members of convex shape such as hooked or mushroom shaped, or the like. The surface fasteners (101 to 105 and 101′ to 105′) can fix a diaper (2) in a spread state to the mat (11), and thus help facilitate changing diapers.

The invention discloses high-strength concrete and a preparation method thereof. The high-strength concrete is prepared from the following substances in mass: Portland cement, sand, building debris, a waste calcining material, reinforced fibers, ferrous powder, sodium sulfite powder, coal ash, river sand, cobblestone, pebbles, epoxy resin, sodium sulfide, a CTF concrete synergistic agent and water. The high-strength concrete can fully exert the effect of the CTF concrete synergistic agent and improve the dispersity of cement particles; furthermore, the problem of shortening of the condensation time is solved, and excellent slump, peaceability and compressive strength are guaranteed; by the doping of the CTF concrete synergistic agent, the compactness of a concrete mixture can be improved, the resistance to permeation of concrete can be enhanced, concrete cracks can be reduced, and the durability of the concrete can be improved.

A vent stringer 20 is formed by a pair of ribs 21 rising in the direction perpendicular to an inner surface 11a of a wing panel 11, and a cover 22 provided in the tip end portions of the ribs 21. With rivets 23 unexposed to an outer surface 1 lb of the wing panel 11, a spark is prevented from occurring in a fuel tank 30, which is provided in a main wing 10, through the rivet 23 at the time of a lightning strike. Formed by being machined integrally with the wing panel 11, the rib 21 is formed with high accuracy so as to match the curved shape of the wing panel 11. The cover 22 has only to be formed by curving a strap member so as to match the shapes of the wing panel 11 and the ribs 21.

The present invention was made in view of the above state of the art, and has an object to provide a polycarboxylic acid polymer for a cement admixture which has a novel polymer structure and can provide a cement composition superior in workability without increasing an amount of the polycarboxylic acid polymer for a cement admixture to be added to cement and in addition can impart adequate workability to a cement composition having a relatively small slump value, a cement admixture comprising the polycarboxylic acid polymer for a cement admixture, a cement composition comprising the cement admixture and cement and a method of producing the polycarboxylic acid polymer for a cement admixture. The present inventors found that a polycarboxylic acid polymer for a cement admixture having a branched structure on the main chain, the side chain of which is a polyalkylene glycol chain having 2 to 18 carbon atoms, can provide a cement composition superior in work ability without increasing an amount of the polycarboxylic acid polymer for a cement admixture to be added to cement and in addition can impart adequate workability to a cement composition having a relatively small slump flow value.

A composition of conductive rubber which does not adhere each other in uncross-linked state is provided to exhibit good workability. The composition of conductive rubber including carbon as conductive additive in a base rubber to be cross-linkable by electron beam radiation includes 5 to 40% by weight of an adhesion inhibitor of uncross-linked rubber into a base rubber which is selected from ethylene ethyl acrylic acid copolymer resin (EEA), ethylene vinyl acetate copolymer resin (EVA), ethylene methyl acrylate copolymer resin (EMA), and ethylene acrylic acid copolymer resin (EAA).

The present invention relates to a double-sided pressure-sensitive adhesive tape comprising a nonwoven fabric as a support; one pressure-sensitive adhesive layer disposed on one side of the support; and another pressure-sensitive adhesive layer disposed on the other side of the support, wherein the nonwoven fabric consists of Manila hemp and is impregnated with carboxymethyl cellulose. The double-sided pressure-sensitive adhesive tape according to the invention can be produced with a high productivity, does not cause shrinkage wrinkles even when prepared by direct application, and has good blanking workability owing to its small elongation and excellent strength.

A method for manufacturing high-Si cold rolled steel sheets includes heating a cold rolled steel sheet with a direct flame burner (A) having an air ratio of not more than 0.89 when the temperature of the cold rolled steel sheet that is being increased is in the temperature range of not less than 300° C. and less than Ta° C., subsequently heating the cold rolled steel sheet with a direct flame burner (B) having an air ratio of not less than 0.95 when the temperature of the cold rolled steel sheet is in the temperature range of not less than Ta° C. and less than Tb° C., and subsequently soak-annealing the cold rolled steel sheet in a furnace having an atmospheric gas composition which has a dew point of not more than −25° C. and contains 1 to 10 volume % of H₂ and the balance of N₂.

A steel sheet is provided, having a tensile strength of 340 MPa or more, a particular composition and a steel structure in which ferrite has an average crystal grain size of 5 m or more and 25 m or less, 40% or more of cementite in terms of area fraction precipitates in ferrite grain boundaries, and the ferrite has a texture in which an inverse intensity ratio of γ-fiber to α-fiber is 0.8 or more and 7.0 or less.

An outer weatherstrip formed of a thermoplastic elastomer fitted to an upper edge portion of a door panel of an automobile door, for sealing a space between the door panel and a door glass includes a main body consisting of a vehicle interior-side side wall, a top wall, and a vehicle exterior-side side wall, and an upper seal lip and a lower seal lip protruding from the vehicle interior-side side wall to the door glass side. A plasticizer-rich layer and a plasticizer-rich layer containing a higher proportion of a plasticizer component compared to the thermoplastic elastomer forming the upper seal lip and the lower seal lip are formed on the sides of the upper seal lip and the lower seal lip abutting on the door glass.

Provided is a latex composition for dip molding. The latex composition for dip molding includes a carboxylic acid-modified nitrile-based copolymer latex and a hydrophobically modified alkali-soluble emulsion thickener, wherein the hydrophobically modified alkali-soluble emulsion thickener includes a copolymer including an associative portion and a non-associative portion, and the associative portion includes a monomer-derived repeating unit substituted by one or more first hydrophobic groups selected from the group consisting of alkyl, alkenyl, perfluoroalkyl, and carbosilyl having 8 to 15 carbon atoms, and aryl, arylalkyl, arylalkenyl, alicyclic alkyl, and polycyclic alkyl having 6 to 15 carbon atoms. A method of preparing the latex composition for dip molding, and a molded article manufactured therefrom are also provided.

A vehicle handle device configured to operate a door lock device by transmitting an operation force of an operator via a cable device, the vehicle handle device includes an operation member configured to apply the operation force to the cable device by operation of the operator, and a handle case configured to accommodate the operation member. The handle case includes a cable fixing base portion in which the cable device is configured to be disposed, a cap portion configured to fix the cable device to the cable fixing base portion, and a hinge portion which is provided on the cable fixing base portion and the cap portion and is configured to rotate the cap portion relative to the cable fixing base portion.

A high thermal conductivity prepreg is provided. The high thermal conductivity prepreg includes a high thermal conductivity reinforcing material and a dielectric material layer formed on the surface of the high thermal conductivity reinforcing material, wherein the high thermal conductivity reinforcing material is prepared by a process which includes the following steps:

• • (a) providing a precursor aqueous solution, the precursor aqueous solution includes a precursor selected from the group of organic salts, inorganic salts, and combinations thereof;
  • (b) subjecting the precursor aqueous solution to a hydrolysis reaction to form an intermediate product aqueous solution;
  • (c) subjecting the intermediate product aqueous solution to a condensation polymerization reaction to form a pretreatment solution;
  • (d) impregnating a reinforcing material with the pretreatment solution; and
  • (e) oven-drying the impregnated reinforcing material to obtain the high thermal conductivity reinforcing material.

The invention discloses crack-resistant thermal insulation mortar. The crack-resistant thermal insulation mortar is characterized by being prepared from the following materials in parts by weight: 310-380 parts of cement, 130-160 parts of bentonite, 180-240 parts of phosphorous slag powder, 4-7 parts of acrylate resin, 8-12 parts of methyl cellulose, 120-165 parts of glass beads, 5-8 parts of calcium oxide, 10-12 parts of magnesium oxide, 18-25 parts of creeper roots, 30-40 parts of Japanese banana leaves, 3-5 parts of sodium fluosilicate and 4-7 parts of auxiliaries. The thermal insulation mortar prepared in the invention has the characteristics of being light in volume-weight, low in heat conductivity coefficient, crack-resistant, strong in adhesion stress, excellent in peaceability and construction performance, has the advantages of being waterproof and impervious, and high in compressive strength, and can be widely applied to thermal insulation of interior and exterior walls of a building and other special projects. The crack-resistant thermal insulation mortar disclosed by the invention comprehensively utilizes various waste slag, so that environment is protected, resources are saved, recycling economy effect of changing waste into things of value is realized, product competitiveness is improved, and therefore, the crack-resistant thermal insulation mortar can be popularized and applied.

The invention discloses an artificial leather surface layer material for home building materials. The artificial leather surface layer material comprises, by weight, 35-55 parts of first TPO, 15-35 parts of second TPO, 5-15 parts of polyethylene, 10-25 parts of polypropylene, 0-10 parts of a filler and 0.1-0.5 part of an assistant. The artificial leather surface material of home building materialshas a simple composition, different composite substrates can be selected according to the hardness need to obtain products having different hardness values, the hardness can be easily controlled to meet the needs of different consumers, and the products have good heat resistance, good weatherability and good mechanical properties. The invention also discloses a preparation method of the artificial leather surface layer material for home building materials. The preparation method has the advantages of short flow, simplicity and safety in operation, and low cost. The invention also discloses anartificial leather. The artificial leather has the advantages of flexibility in adjustment of the hardness, wide application range, and durability. The invention further discloses a production methodof the artificial leather. The production method has the advantages of few steps, simple process, safety in operation, and low cost.

A sealing compound comprising an aqueous dispersion which contains a rubber component of an ethylene propylene nonconjugated diene copolymer rubber as a chief component, a vulcanizing agent, a vulcanization accelerator and a filler. The sealing compound has excellent resistance against the contents that could not be handled with the metal container sealing compositions comprising the aqueous dispersion solution of the NBR and SBR, and exhibits excellent sealing performance and durability even when used for such contents. The sealing compound can be preferably used for the double-seam sealing being applied to the lid so as to be interposed between the lid and the container to seal the content by double-seaming the container with the lid.

A liquid crystal module includes: a liquid crystal cell; a flexible circuit board which is joined to outer peripheral portion of the liquid crystal cell; a circuit board which is joined to the flexible circuit board; a frame portion on which the circuit board is fixed by screw fastening; at least one protruding portion which protrudes to the circuit board side with regard to a surface of the frame portion on which the circuit board is attached, and which prevents rotation of the circuit board along with rotation of the screw by contacting with the circuit board.

Disclosed is a resin composition for an exterior material of a vehicle. The resin composition may include an amount of about 40 to 90 parts by weight of polypropylene resin having a melt index of about 70 to 110 g/10 min; an amount of about 10 to 40 parts by weight of an olefin block copolymer including an ethylene-based repeating unit and a α-olefin-based repeating unit having 4 to 30 carbon atoms; an amount of about 10 to 20 parts by weight of needle-shaped inorganic filler having an aspect ratio of about 5 to 10; and an 0.01 to 5 parts by weight of laser-transmitting black colorant, wherein all the parts by weights based on 100 parts by weight of the resin composition. In particular, an average transmittance may range from about 0.01 to about 1% or less in a wavelength of about 380 to 700 nm, and an average transmittance may range from about 15% or greater and less than about 100% in a wavelength of about 800 to 1200 nm.

The invention provides a preparation method of a block polymer and application thereof as a cement dispersing agent. The method is simple in operation process and high in raw material conversion rate; the molecular structure of a target product is controllable and adjustable; the industrialization is easy to realize; the prepared block polymer used as the cement dispersing agent is good in dispersion effect, and the gradual loss of concrete slump is small. The method comprises the following steps: (1), performing ring-opening polymerization reaction on a specific alkyl alcohol as a compound A and a specific ester-containing epoxide as a compound B, as well as a specific polyether-containing epoxide as a compound C in sequence, wherein the mole ratio of the compound B to the compound C is (0.5 to 3) to 1; (2), performing hydrolysis on an ester group, so as to obtain the block polymer with the weight-average molecular weight of 10000 to 30000. The prepared block polymer used as the cement dispersing agent is good in dispersion effect, and the gradual loss of concrete slump is small.