Disclosed is a high Tg polyester / polymer blend composition for a sheet or film. The composition comprises about 80 to about 99.8 percent by weight of a miscible blend of a polyester with a polymer. Also disclosed is a process for the preparation of a film or sheet from this composition. Compensationa and protective films and sheets prepared from this composition are useful for backlight displays.
An apparatus and method for making a seam-welded steel pipe free of untempered martensite without seam anneal. The method includes selecting a steel containing a carbon concentration below a predetermined level, for example, 0.14% or 0.12% by weight. The method also includes flooding both outside and inside of the strip with a coolant while the weld seam is being formed, and continuing to immerse the welded strip for a sufficient time after the weld seam is formed to prevent the formation of untempered martensite. The apparatus includes a heater capable of heating the strip to a temperature sufficient to form a welded seam, a cooling module configured to supply a coolant to the welded seam both inside and outside of the strip as the weld seam is being formed, and another cooling module configured to immerse the welded strip in a coolant after the weld seam is formed for a sufficient length of time to prevent the formation of untempered martensite.
A MOS RF surveillance and / or identification tag, and methods for its manufacture and use. The tag generally includes an interposer, an antenna and / or inductor on the interposer, and integrated circuitry on the interposer in a location other than the antenna and / or inductor. The integrated circuitry generally has a lowest layer in physical contact with the interposer surface. The method of manufacture generally includes forming a lowest layer of integrated circuitry on an interposer, forming successive layers of the integrated circuitry on the lowest layer of integrated circuitry, and attaching an electrically conductive functional layer to the interposer. Alternatively, an electrically conductive structure may be formed from a functional layer attached to the interposer. The method of use generally includes causing and / or inducing a current in the present tag sufficient for it to generate, reflect or modulate a detectable electromagnetic signal, detecting the signal, and optionally, processing information conveyed by the detectable electromagnetic signal. The present invention advantageously provides a low cost RFID tag capable of operating at MHz frequencies that can be manufactured in a shorter time period than conventional RFID tags that manufacture all active electrical devices on a conventional wafer.
A composite web comprised of a base or first full width web is adhered to a second, partial width web with both webs being made of a generally transparent, lightweight laminate material. A layer of adhesive, covered by a protective release coated liner of partial width is applied to the second laminate web, and between the first and second laminate webs. At the other side of the web another layer of adhesive is applied along with another protective liner. A die cut in the composite web defines the outline of a plurality of adjacent self laminating wristbands which may be separated from the web by tearing along the die cut. A second die cut forms a slot in each wristband carrier to be used along with the strap end to fasten the wristband to a wearer, in cinch and strap manner. A continuous web includes a continuous number wristband with cinch attachment although a page or sheet may be cut to any desired shape or number of wristbands.
An optoelectric module adapted to cooperate with a multi-fiber array by displacing a plurality of OEDs from the fiber array at least along the z,y-axes or a combination thereof while maintaining their alignment along either the x-axis of the fiber array, the module comprising: (a) a connector interface adapted to interconnect with a multi-fiber assembly having an x,y array of fibers; (b) a plurality of OEDs for converting between optical and electrical signals; and (c) optical paths wherein each optical path has a first end adapted for optically coupling with a corresponding fiber in an x,y array of fibers and a second end for optically coupling with a corresponding OED, wherein the distance between the second ends of at least two optical paths is greater than the distance between their corresponding first ends and wherein the distance across the second ends along the x-axis is no greater than the distance across the first ends along the x-axis.
The present invention relates to a stent having a longitudinally-extending passage defined by a plurality of seamless strut elements with spacing between them. Each of these strut elements are in the form of lines defining the passage. The strut elements have a thickness in the range of 30 microns to 150 microns and are formed as at least one written layer. Also disclosed are methods of making the stent.
A workpiece picking apparatus includes a robot, a workpiece recognition device for recognizing the workpieces located in a wide area, an accurate measurement device for accurately measuring the three-dimensional position of the workpiece, a workpiece select device for selecting the workpiece to be picked, and an NG workpiece storage device for storing information on the rough position of an failed NG workpiece when the measurement of the three-dimensional position or the picking for the workpiece has failed. The workpiece select device excludes the NG workpiece stored in the NG workpiece storage device and selects the next workpiece to be measured. The robot picks the selected workpiece based on the three-dimensional position of the workpiece measured by the accurate measurement device.
An optical layer stack having a first layer, a second layer, a first spacer part associated with the first layer and a second spacer part associated with the second layer, wherein the two spacer parts have groove and tongue for an engagement in a stacking direction of the optical layer stack in order to provide a connection between the first and the second spacer part and a spacing of the first and the second layer in stacking direction.
A method of forming a multilayer insulation material formed of an acoustical composite layer and a first thermal layer is provided. The acoustical and insulting layer is formed of a polymer based thermoplastic material and reinforcing fibers. Preferably the reinforcing fibers are wet use chopped strand glass fibers (WUCS). The acoustical composite layer may be formed by opening the WUCS fibers, blending the reinforcement and polymer fibers, forming the reinforcement and polymer fibers into a sheet, and then bonding the sheet. A first thermal layer formed of one or more polymer based thermoplastic organic materials is then positioned on a first major surface of the acoustical composite layer. A second thermal layer of polymeric fibers may be optionally positioned on a second major surface of the acoustical composite layer. The multilayer acoustic material may be utilized in semi-structural and acoustical applications.
Described are polyesters containing (a) a dicarboxylic acid component having from 70 to 100 mole % of terephthalic acid residues, and up to 30 mole% of aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; and (b) a glycol component having from 40 to 65 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, and from 35 to 60 mole % of cyclohexanedimethanol residues; wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mole %. The polyesters may be manufactured into articles such as fibers, films, containers, bottles or sheets.
A method for determining the existence and the amount of soluble fibrin contained in a specimen fluid is provided. The method includes the steps of precipitating soluble fibrin out of the opaque specimen fluid, aggregating the soluble fibrin precipitates in a limited region of a transparent container so as to render the precipitates optically detectable in the opaque specimen fluid, and optically detecting the precipitates. The amount of soluble fibrin may be determined by measuring the time from the addition of the precipitating regent to the detection of the soluble fibrin precipitates. Methods of the present invention allow one to measure soluble fibrin in whole blood, and therefore render the test useful in the operating room under conditions of major surgery and in the presence of severe trauma wherein DIC is likely to supervene.
The invention is a method to detect a weak interface signal in a guided wave level measurement device. The device includes a waveguide, a signal generator and a signalreceiver, the signal generator and signal receiver being operationally connected to the waveguide. The method includes the steps of transmitting an outgoing signal; monitoring the signal received at the signal receiver to detect a first signal level that exceeds or equals a first threshold level (TH1) and if such a signal level is detected, continue monitoring the received signal to detect a second signal level that exceeds or equals TH1. Finally, if a second signal level in excess of TH1 is detected, continue monitoring the received signal to detect a third signal level that exceeds or equals a second threshold level TH2.
A dental dog chew roll is cut from a flavored and colored hide piece. The hide pieced is rolled to form into a cylindrical body with two ends, with strips of the hide extending from the cylindrical body. Optionally, cuts are made in the body to provide more surface area. Preferably, the hide piece is made from a large animal hide that is cleaned, infused with flavor and dried.
A ball screw device comprises a nut having a thread groove in the inner peripheral surface thereof, a screw shaft having a thread groove in the outer peripheral surface thereof and a plurality of balls interposed between the respective thread grooves. In the screw shaft, the thread groove is of at least substantially one turn. In the screw shaft is provided a ball circulation groove for coupling the downstream and upstream sides of the thread groove so that the balls are returned to the upstream side from the downstream side so as to be thereby circulated.
A method of semi-continuous currency processing using separator cards to separate currency stacks in a batch of currency fed into a currency processingmachine. This currency processing method uses separator cards that facilitate the continuous processing of individual currency stacks without the necessity of stopping the process between each currency stack. The separator cards used contain features that allow for a positive delineation between individual currency stacks and the association of account data with each individual currency stack and its accompanying separator card as it is processed by the currency processing machine.
Described are polyesters containing (a) a dicarboxylic acid component having from 70 to 100 mole % of terephthalic acid residues, and up to 30 mole % of aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; and (b) a glycol component having from 40 to 65 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, and from 35 to 60 mole % of 1,4-cyclohexanedimethanol residues; wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mole %. The polyesters may be manufactured into articles such as fibers, films, containers, bottles or sheets.