Container for medical use (I) is made of an EVA copolymer (II) and is heat resistant at temps. up to 160 deg. C. Pref. (I) is made heat-resistant by treatment with very strong ionising radiation, esp. alpha-, beta-, gamma- or X-rays, pref. beta radiation, at an intensity of 30-250 (pref. 60) kGy; (II) contains 5-30 (pref. 14) % copolymerised vinyl acetate (VA). USE/ADVANTAGE - Compared with prior-...

There are disclosed anti-tumor prodrug compounds that are (a) disulfide benzylcarbamate derivatives of amino (primary and secondary) containing anti-tumor drugs, and (b) disulfide benzylcarbonate derivatives of hydroxyl containing anti-tumor drugs. The prodrug compounds release active, free drug as a result of undergoing reductive cleavage of the disulfide moiety and subsequent chemical fragmentat...

Disclosed is a process for the manufacture of 2-Deoxy-D-threo-pentofuranosides of formula 1 wherein R1 is an alkyl group having 1 to 4 carbon atoms and R7 is a hydroxy protection group by reacting a 2-deoxy-D-erythro-pentofuranoside of formula 2 wherein R1 is an alkyl group having 1 to 4 carbon atoms, R3 is an alkyl-, aryl-, alkylaryl- or aralkyl-sulfonyl group, either unsubstituted ...

Disclosed is a process for the manufacture of 2-Deoxy-D-threo-pentofu-ranosides of formula 1 (1) wherein R1 is an alkyl group having 1 to 4 carbon atoms and R7 is a hydroxy protection group by reacting a 2-deoxy-D-erythro-pentofuranoside of formula 2 (2) wherein R1 is an alkyl group having 1 to 4 carbon atoms, R3 is an alkyl-, aryl-, alkylaryl- or aralkyl-sulfonyl group, either unsubstituted or su...

2079796 9115498 PCTABS00007 Nucleoside compounds of formula (I): Y1O-G-X wherein Y1 is a hydrogen atom or an acyl or acyloxymethyl group; G is the residue of the glycone moiety of the nucleoside; and X is a purine or pyrimidine base or an ester, amide or acyloxyalkyl derivative thereof. The compounds have antiviral activity.

PACKAGE HAVING ENGRAVED LETTERING PEEL SEAL TAMPER-EVIDENCE MESSAGE of the Diclosure A package is provided which incorporates a peel seal area or areas that provide readily detectable evidence that the package has been opened or tampered with. Message indicia are provided at or near the peel seal, and the appearance of the message indicia changes when the peel seal area, which has a contact clarit...

A stent (21) is disclosed having a pigtail (33) at its distal end (35) and having a flap (23) acting as a barb at its proximal end (29). Stent (21) includes a catheter body (31) having at least one lumen (43) and having drainage holes (37, 39). The stent may be made of radiopaque polyethylene. The pigtail (33) prevents entire proxima l migration of catheter body (31) while allowing spring action ...

The machine has a tube extrusion head (2), an entrainment device (12,13) arranged downstream of the extrusion head (2) along the extrusion direction, and a device (16) for checking the outer diameter of the tube (3). The device (16) for checking the outer diameter of the tube includes a pneumatic gauge (17) which is interposed between the extrusion head (2) and the entrainment device (12,13) and i...

In an insulated-support switch having a drive housing (2) a chamber (3) consisting of insulating material is fixed on a vertical side wall. A power circuit breaker (4), which has connecting pieces (5, 6) that pass through the front wall (8) of the chamber, is located in the chamber (3). In order to achieve a construction of the chamber which is both electrically and mechanically favourable, said c...

The invention provides a novel thin film composite or coated membrane suitable for reverse osmosis, ultrafiltration and microfiltration applications, and having a porous polymeric substrate with one or more microporous layers to which a thin film or coating comprising a sulfonated polyarylether is attached substantially to provide an oxidatively stable, thin hydrophilic film or coating layer, and ...

The aqueous compositions containing a water-soluble polymer raising viscosity, such as polyacrylamides and polysaccharides of high molecular weight, are stabilised against thermal degradation by the addition of a lower alcohol, of an aminocarboxylic compound and of a chlorophenolic compound. Application in drilling fluids and mobility-controlling fluids for assisted oil recovery.

FMC Corporation Munich, 4.4.1990 F11635 Bd/wu An apparatus for rolling up web material, particularly bags consisting of plastics films and connected together in strip form, wherein the web material can be wound on a plurality of winding mandrels in a winding station in such a manner that a winding mandrel in a waiting position (waiting winding mandrels is disposed adjacent to the web material bein...

Covering plate or outer cover for domestic appliances, characterised in that the part 2' of the outer frame which is located on the front side comprises a chamber 6, and in that its part 2'' located on the rear side comprises bearing receptacles 7 produced by forming or by moulding and containing a device for closing the cover or the hinge 9 of the cover.

A method of changing a first out-running strip with a new strip on a manufacturing machine having a traction device for feeding the first strip to the machine at a first predetermined speed, and a strip guide located upstream from the traction device; which method provides for stages consisting in cutting the first strip; activating a push device upon the trailing end of the first strip passing th...

An apparatus (1) for temporarily storing products (2), including two mutually coaxial equal wheels (6, 16) rotatable intermittently with identical laws of motion and provided peripherally with respective pluralities of equidistant radial compartments (8, 17) for containing respective products (2), a feeder device for introducing the products (2) in succession into the compartments (8) of a first (...

The method includes, first, the manufacture of the vamp (2) with open bottom and of the sole (4) with a seating (5) along its perimetrical border, and subsequently the manufacture of an element (3) interconnecting the lower border of the vamp with the perimetrical border of the sole (4). After having carried out a temporary dap joining of the interconnecting element (3) with the perimetrical borde...

The device consists of a frame (1) of plastic material, fixed and sealed at the perimeter to the grilled window (G) of the air inlet in the climate control and aeration circuit of the Fiat Tipo, Lancia, Dedra and other vehicles. Such a frame, is equipped in the intermediary part with a cross member (5) with a hole (6) for positioning and exposition of relief (R) with the water distribution nozzle ...

A coupling device for closing assemblies, particularly for container doors and similar, this comprises a mobile head element 1 integral with a rod 4 supported in a rotary manner on an openable door and a fixed element 2 integral with structure of the container or similar. The elements 1, 2 can engage with each other and twisting prevention means are envisaged 6, 106; 14, 114 each with a perforated...