Novel open-cell polymer foams are prepared from foamable polymer compositions comprising (a) an ethylenic ionomer which (1) is crosslinked by metal ions, (2) contains from 85 to 98.5 mol percent of ethylene polymerized therein and (3) has a crystallization initiating temperature, T, in DEG C satisfying the following Formula I: 102 - 3.02 (98.5 - A) > T > 102 - 9.29 (98.5 - A) I wherein A represe...

The addition of ethylene oxide/propylene oxide block copolymers containing 5 to 35 weight % of ethylene oxy groups and molar masses of the propylene glycol block between 1500 and 3000 to dry, hydraulic binder materials results in reduced dust formation, improved wettability, and enhanced flow properties of these materials when they are mixed with water. 11

In an optical head, a laser beam emitted from a semiconductor laser (11) is collimatted by a convex lens (12) and is reflected by a polarizing surface (13S) of a prism (13). The reflected laser beam passing through a quarter wave plate (15) is converged by an objective lens (18) onto an optical disk (1). The laser beam reflected from an optical disk (1) is returned to the prism (13) through the ob...

The present invention relates to a method of characterising viruses and the use thereof for classification.

2048628 9010137 PCTABS00002 Device for protection, closing off or partition of areas, such as window areas. The device comprises of panels (2) made from a transparent material such as polycarbonate and hinges (1) which are mounted so that the device can be folded or rolled up. The hinges (1) and the panels (2) can eventually be made in one piece. When the device is used, at least a part of the tra...

Automatic gain control (AGC) is provided in a digital signal processor environment. A predetermined threshold value, a predetermined automatic gain control value, and a predetermined count threshold value are established and stored in a data memory associated with a signal processor. Each incoming signal sample that is received is multiplied by the AGC value with the product being temporarily stor...

A decimation filter arrangement for reducing the sampling frequency of a time-discrete input signal from fi to fu, fu not being a rational portion of fi. For the generation of the required filter coefficients this arrangement comprises clock pulse generators producing first clock pulses ki(.) at a rate fi and second clock pulses au(.) at a rate fu. The arrangement also comprises a coefficients gen...

A process for producing iron-rich foods, which comprises hydrolyzing ground soybean, ground carrot, or a mixture thereof with a glucide-decomposing enzyme, and culturing yeast in the hydrolysate in the presence of an iron compound. Foods thus obtained contain iron components in readily absorbable form without giving any adverse effects and also contain much nutritious components of soybean or carr...

(A) a graphite holder (10) for holding a starter filament (14) in polycrystalline silicon rod prodn. by pyrolytic decompsn. of a gaseous silicon cpd., has a hydrogen-impermeable external protective coating, pref. of silicon carbide, polycrystalline silicon, tantalum, titanium, tungsten, silicon nitride, silicon oxide, molybdenum or a mixt. of these materials. (B) in prodn. of carbon-free polycryst...

A graphite clamp (10), for clamping an incandescent starter wire (14) used in polysilicon rod prodn. by pyrolytic decomposition of a gaseous silicon cpd. on the wire, has an external protective coating of pyrolytic graphite. Pref. the pyrolytic graphite coating is at least 2.5 (usually 13-75) microns thick to provide a barrier to H2. The coating is formed by decomposition of methanee, opt. diluted...

A process for the bulk addition polymerisation of acrylic monomer species to give a polymer, which process is carried out in an extruder and is catalysed by a catalyst comprising two components: (a) an (initiator) first component of formula (I): M(Xm)(Yn)Zp (I) wherein M is Si, Ge or Sn m and p are each an integer and n is 0 or an integer such that (m + n + p) =4; X is QR<1>R2<2> wher...

QM 35327 "CATALYSTS" A process for the bulk addition polymerisation of acrylic monomer species to give a polymer, which process is carried out in an extruder and is catalysed by a catalyst comprising two components: (a) an (initiator) first component of formula (I): M(Xm)(Yn)ZP (I) wherein M is Si, Ge or Sn m and p are each an integer and n is 0 or an integer such that (m + n + p) =4; X is QR1R2 w...

The method comprises the steps of: forming a transistor on a substrate, depositing an insulating layer (10), patterning a first conductive layer (30) by vertically and horizontally etching it using a first mask, depositing a first insulating film (32), depositing a second conductive layer (33) to protect the first insulating film (32), vertically etching the second conductive layer (33), first ins...

The cable guide comprises at least two segments (3, 4), (Fig 1) the mutually overlapping ends of which are connected to one another via eccentric bolts (6), (Fig 4) which are rotatable by 180 DEG , are provided with anti-rotation devices (7, 9, 10), and whose eccentricity occurs in the fixed positions in the peripheral direction of the cable guide.

A suction device 10 for collecting animal faeces comprising housing 14 containing suction fan/motor units is provided with a disposable nozzle 50. The nozzle may be of constant cross-section or tapered and may include an air-permeable bag. A flap valve may be arranged at the inlet end of the nozzle. The motors may be battery-driven. The housing may be provided with a lamp to illuminate opening 15,...

The light weight field howitzer includes a barrel (101) which is supported by a cradle constructed from hollow members (119,119A) and which is pivotally mounted about a trunnion bearing (113) secured to a chassis (117). The trunnion bearing (113) lies on the barrel axis and is positioned beyond the limit of maximum recoil of the barrel. Front stabilisers and rear trail support legs are provided to...

Compositional modifications are provided for the ferroelectric material lead scandium tantalate (PST), which improve its performance as an electronic material. PST is of particular use in infrared detection applications, in the form of the sensitive material of a dielectric bolometer, but its optimum performance occurs at about 50 DEG C. The compositional modifications described enable this optimu...

The present invention provides a heating apparatus comprising a heat rotary member (1); a heater (8) arranged in the heat rotary member along a rotation center line thereof, which heater has low heat-conductive base members (18, 19) at its both ends; and a holder member (17) for holding at least one of the base members; the one base member (19) having an outer configuration larger than that of the...

A yarn splicer employs aero-dynamic forces through air channels in an outer block serving sections in the inner yarn channel, which splay the yarn ends, then opposing tangential twist is applied above and below the splay, which joins the ends together. The inner block (4) has a yarn entry slot (3) into the tubular splicing channel (2). Connected to this channel are two slots with air entry at (12...