PROBLEM TO BE SOLVED: To prevent the setting delay of the cement composition and the segregation into materials by using, as main components, a hydraulic composition comprising a fired product containing one or more kinds of calcium chloraluminate, calcium fluoraluminate and calcium silicate, and gypsum, further containing a thickener. SOLUTION: This cement composition is a fired product mainly co...

PROBLEM TO BE SOLVED: To make a cushioning material applicable to the environments which are exposed to the shock waves from the explosive substance or the seismic source by preparing a mixture having a specific density, porosity and compression strength. SOLUTION: This cushioning material has a density of 0.48-2.56 g/cc, a porosity of 20-80% and a compression strength of 500-30,000 psi and can be...

PROBLEM TO BE SOLVED: To obtain a low-specific gravity composite plate of a calcium silicate board by using the calcium silicate board excellent in all of lightweight properties, heat resistance, mechanical strengths and shrinkability and especially scarcely causing warpage when carrying out the lamination according to extension of uses. SOLUTION: This composite plate is obtained by adding a polym...

PROBLEM TO BE SOLVED: To obtain a castable refractory for wet spraying, capable of providing a compact construction product with good operability, and using an alumina cement as a binder. SOLUTION: This refractory for wet spraying comprises the first castable component containing 0.5-30 wt.% alumina cement and the second component as a hardening agent for imparting slump-resistant properties and f...

PROBLEM TO BE SOLVED: To obtain an antimicrobial molding product usable even after long- term use, yet having an active component not being readily washed away, capable of retaining its antimicrobial effect for a long period of time in relation to a porous molding product capable of removing harmful microorganisms. SOLUTION: An antimicrobial component having an antimicrobial effect is placed on a ...

PROBLEM TO BE SOLVED: To provide a process for producing an easily coatable ALC panel free from dent and irregularity on the surface and having smooth surface and excellent appearance. SOLUTION: The surface of an ALC panel cured in an autoclave is coated with a slurry of a mortar composition having good adhesion to ALC and expansion/contraction coefficient nearly equal to that of ALC and the coate...

PROBLEM TO BE SOLVED: To provide a hydraulic inorganic molded article enabling easy molding of even a material having a complicate irregular form, causing little peeling of the top coating layer and having excellent strength and provide its production process. SOLUTION: A hydraulic inorganic molding material is molded and cured to form a molded article 2 having interconnected pares opened on the s...

PROBLEM TO BE SOLVED: To provide a method for producing a hydrophilic graft polymer hardly causing hydrolysis during preservation and excellent in stability with time by previously forcibly hydrolyzing the hydrophilic graft polymer obtained by a graft polymerization. SOLUTION: An unsaturated ethylenic monomer consisting essentially of an unsaturated acid-based monomer is subjected to a graft polym...

PURPOSE:To obtain the subject product properly reducing contact zone of mutual wires, effectively increasing permeation of plastic material, having improved flexural fatigue resistance, life, etc., by twisting two wires having an individual spiral shape, respectively. CONSTITUTION:The objective product obtained by twisting two wires 1 and 2 wherein the wires 1 and 2 have different spiral shapes db...

This invention relates to a femoral insert for a hip joint prothesis for use in a femur that has been cut across the femoral neck to form a cut surface. The insert includes a stem having a proximal end attachable to a generally spherical head member, a distal end and a bend located therebetween. A collar is provided for transferring axial loads from the stem to the femur at the cut surface. A slee...

A pipelined CPU executing instructions of variable length, and referencing memory using various data widths. Macroinstruction pipelining is employed (instead of microinstruction pipelining), with queueing between units of the CPU to allow flexibility in instruction execution times. A wide bandwidth is available for memory access; fetching 64-bit data blocks on each cycle. A hierarchical cache arra...

A fully absorbable prosthesis (1) for the repair of damaged ligaments and/or tendons in the form of a multilayer spiral roll comprising the following spiral layers: a foraminous layer (2) of a synthetic bioabsorbable material; a bioabsorbable film (3); and a layer (4) of a bioabsorbable biopolymer sponge. The invention also provides a method of making such a prosthesis, comprising the steps of: pr...

According to a seat for a baby carriage disclosed herein, buttocks of a baby are prevented from being sunk into a seat portion when a plate-type core member which is charged in this seat portion is divided into a plurality of plate-type members by at least one horizontally extending parting line for allowing collapse of the baby carriage along the direction of its width, so that the baby is releas...

The present invention is a method of surgically implanting into a site with cancellous bone a bio-absorbable cartilage repair system including an assembly (12). The method includes the steps of partially preparing the site to receive the assembly (12) by removing at least a portion of the damaged or destroyed articular cartilage (102), and then removably fixing the forward tip of a guidewire (120)...

Peptoids are provided which are polymers comprised of monomer units wherein the monomer units include least some substitute amino acids and may include conventional amino acids. The peptoids can be synthesized in large numbers so as to provide libraries of peptoids which can be screened in order to isolate peptoids of desired biological activity. Although the peptoids may include amino acids, they...

PCT No. PCT/US95/03575 Sec. 371 Date Jan. 10, 1997 Sec. 102(e) Date Jan. 10, 1997 PCT Filed Mar. 20, 1995 PCT Pub. No. WO95/25814 PCT Pub. Date Sep. 28, 1995Modified oligonucleotides 3'-NHP(O)(O-)O-5' phosphoramidates were synthesized on a solid phase support. The phosphoramidate analogs were found to have significantly increased resistance toward phosphodiesterase digestion. Thermal dissociation ...

Therapeutic oligonucleotide analogues which have improved nuclease resistance and improved cellular uptake are provided. Replacement of the normal phosphorodiester inter-sugar linkages found in natural oligomers with four atom linking groups forms unique di- and poly-nucleosides and nucleotides useful in regulating RNA expression and in therapeutics. Methods of synthesis and use are also disclosed...

An apparatus for printing and laminating plastic cards consists of a thermal transfer printing station including ribbon and a thermal printhead for printing an image on a receptor surface of a receptor card, a laminating station including laminating film and a heated laminating roller mounted for engagement with the receptor surface of the receptor card during a laminating operation, and a guided ...

A semiconductor memory device includes normal row selection lines (NWL1 to NWL128) for selecting one of normal rows, a spare row selection line (SWL) for selecting a spare row instead when one of the normal rows has a defect, fuses (F1 to F128) which are respectively arranged on the normal row selection lines, and blown when a defect exists, a normal row non-selection circuit (inverters IN3 and IN...

A DRAM array is repairable when the array includes memory cells that are defective because their storage capacitors are unable to retain a sufficient electric charge to properly store "1" and "0" bits. To repair the array, both even and odd row decoders in the array are permanently enabled so that each row address the array receives causes the even row decoder to energize at least one even word li...