PCT No. PCT/US90/07554 Sec. 371 Date Jun. 7, 1993 Sec. 102(e) Date Jun. 7, 1993 PCT Filed Dec. 20, 1990.A plastic sheet, preferably of plasticized partial polyvinyl butyral, for a laminated safety glazing, having means dispersed on its surface, preferably comprising a multiplicity of spaced projections, capable of resisting adhesion to a rigid panel, such as glass, of such a glazing when the sheet...

A process for manufacture of molded, high resiliency, polyurethane foam substantially free of volatile organic blowing agents comprising feeding at least three streams into a mixing device to form a reaction mixture, wherein a first stream contains (i) a polyol, (ii) water, (iii) a catalyst, (iv) a surfactant; a second stream contains an organic polyisocyanate; and a third stream contains (i) wate...

Nonextruded concentrates in particle form, each particle comprising: A) a matrix consisting of a nonextruded particle of an olefin polymer or copolymer, having a porosity, expressed in percentage of voids on the volume of the particle, higher than or equal to 15%; B) one or more additives, pigments or fillers, or combinations thereof, deposited on the surface of the matrix (A) and/or inside it...

In summary, the invention is related to the discovery of a class of compounds which comprises boric acid or maleic acid or a mixture of boric acid with at least one acid having a weak nucleophilic anion, which inhibits the reaction of a polyepoxide with a curing agent at low temperatures. In another embodiment the invention is a latent catalyst system adapted for curing a polyepoxide resulting fro...

A queue monitoring and/or control system for monitoring and/or controlling a queue of persons waiting for service by a plurality of clerks. A card dispenser dispenses sequentially-numbered cards to persons as each joins the end of the queue; a card reader for each clerk for reading the card number when received by the clerk from each person as each reaches a clerk at the beginning of the queue. A ...

The invention relates to a blend of divinyl ethers and their use as diluents for irradiation curable resins, which blend comprises between about 65 wt. % and about 35 wt. % of a hydrophobic divinyl ether containing from 6 to 30 carbon atoms and having a Tg of from about 20 DEG C. to about 150 DEG C. and between about 35 wt. % and about 65 wt. % of a hydrophilic polyethylene glycol divinyl ether.

A system and method of modifying pixels supplied to the system that a multiple level signals for a digitized image wherein a moving pixel window (16) with a center pixel, Dc, is used from which the annular means, ma, of the center pixel (the mean of the 2 pixel values of the window surrounding the center pixel, where N is an integer of 1 or more) is determined with the center pixel and selected...

Retinoids of the formula R1-OCH(R2)OC(O)R3 wherein R1 signifies 13-cis-retinoyl, R2 signifies hydrogen or lower-alkyl and R3 signifies straight-chain lower-alkyl can be used as medicaments in the case of dermatological disorders.

A series of nuclear images of a heart is acquired and stored in a memory device. One of the images is assumed to have occurred at the diastole and the perimeter of the left ventricle in this image is found. This perimeter is applied to the image series to produce a sum of the radiation counts within the perimeter for each image. If the maximum count sum is not produced by the image from which the ...

A method of analyzing a source image to separate text from graphics, by: (a) scanning and digitizing the source image to obtain a binary image including black and white objects; (b) filtering out the noise from the binary image; (c) extracting the contours therefrom of the black objects and the white objects; (d) evaluating inclusion relationships between the objects, and generating a tree-like st...

A method and apparatus measures dielectric properties over a broad range of frequencies. The functions of various conductivity and dielectric constant measuring devices are combined in a single tool. A measuring tool includes novel transmitting and receiving antennas. Electromagnetic energy flows to a transmitting antenna. A stripline adapter permits transmission to a stripline having a metallic c...

Disclosed are an apparatus and a method for carrying out and studying catalysis and catalyzed chemical reactions. A reactor (2) has a catalyst zone, under vacuum, into which a very rapid pulse of reactant gas is pulsed through a high speed valve (3). The products are analyzed by a real-time method of analysis, such as by means of a mass spectrometer (13). The apparatus and method can detect reacti...

A compsn. comprises (a) a resin, consisting of (i) a polyphenylene ether resin, (ii) a styrene resfn, or (iii) mixts. of (i) and (ii); (b) a styrenic grafted propylene polymer; (c) monoalkenyl aromatic hydrocarbon-conjugated diene block copolymers, hydrogenated prods. or mixts.; and (d) a propylene polymer. Amts. of (a), (b), (c) and (d) are 10-65 (pref. 20-60) wt.%, 5-30 (pref. 10-25) wt.%, 1-15 ...

PCT No. PCT/EP91/00522 Sec. 371 Date Sep. 21, 1992 Sec. 102(e) Date Sep. 21, 1992 PCT Filed Mar. 18, 1991 PCT Pub. No. WO91/14691 PCT Pub. Date Oct. 3, 1991.A process for preparing penem esters by reacting (II) wherein R1 is a hydroxy protecting group and X is a C1-C10 alkyl or aryl group, with (III) wherein R2 is hydrogen or a C1-C6 alkyl group in the presence of an anhy...

Heterocyclic N-substituted derivatives of formula (I) and their salts are new. R1, R2 = H, 1-6C alkyl, 1-4C alkoxy, NH2, NH2CH2-, COOH, (1-4C alkoxy)carbonyl, CN, tetrazolyl, methyltetrazolyl, methylsulphonylamino, trifluoromethyl sulphonylamino(methyl), N-cyanoacetamide, N-hydroxy- acetamide, N-((4-carboxy)-1, 3-thiazol-2-yl) acetamido, ureido, 2-cyanoguanidinocarbonyl, 2-cyano-guanidino-methyl, ...

A surfactant compsn. comprises a mixt. of water and 30-55 wt.% of surfactant based on total wt. of surfactant and water. The compsn. is capable of exhibiting hexagonal symmetry by small angle X-ray diffraction and/or neutron scattering and is pourable when subjected to shear. Also claimed is liquid detergent compsn. comprising the surfactant, and a stable spherulitic surfactant compsn..

Isomerisation esp. tachysterol cpds. into previtamin D cpds. and trans-vitamin D cpds. into cis-vitamin D cpds., under the influence of radiation, is by exposing a soln. of the organic cpd. to be converted in the presence of a non-polymeric photosensitiser to light with approx 300-1000 nm wavelength. Resulting prod. is then isolated. Substd. thiophene deriv. (STD) having substantial absorption in ...

(-)-Cis-4-amino-1- (2-hydroxymethyl-1,3 -oxathiolan-5-yl)-(1H)- pyrimidin-2-one (I) and its derivs. are new. (I) contg. max. 5 wt% of (+)-enantiomer (pref. below 1 wt%) is also claimed. (I) is prepd. by sepn. from a racemic mixt., preferably by chiral HPLC. The stationary phase used is preferably beta-cyclodextrin or cellulose triacetate. Alternatively sepn. is by enzyme-mediated enantioselective ...

(-)-1-(4'-amino-3'-cyanophenyl)- 2-isopropylamino-ethanol (I) and its acid addn. salts is new. -

Compositions and methods for achieving a therapeutic effect such as lowering blood pressure and treating congestive heart failure in a mammal. More specifically, synergistic compositions comprising amounts of at least two therapeutic agents selected from the group consisting of a renin inhibitor, an angiotensin I converting enzyme inhibitor and an angiotensin II antagonist, which inhibitors and an...