A process for the production of foams based on polyisocyanates by reacting polyisocyanates, compounds containing at least two hydrogen atoms which are reactive with isocyanate groups, blowing agents and optionally further additives, where a blowing agent is used which comprises at least 10 mol-% of one or more fluorinated ethers of the formula I CaHbFc - O - CdHeFf where   a = 1-6,   b = 1-12...

HOE 89/F 386K of the disclosure Process for producing foams The invention relates to a process for producing foams based on polyisocyanates by reacting polyisocyanates, compounds having at least two hydrogen atoms reactive towards isocyanate groups, blowing agents and, if appropriate, further additives. In this process, a blowing agent is used which is composed to the extent of at least 10 mol % o...

The invention provides a process for preparing a shaped product which is heat-resistant and has a high elongation at break, which process comprises (1) curing a substantially linear polyarylene thioether having a melt viscosity of 100 to 1500 Pas to form a resin having a melt viscosity of 500 to 1600 Pas and a non-Newtonian coefficient, n, of 1.5 to 2.1, (3) melt extruding the resin, (4) taking of...

A highly crystallized, molded product of a polyarylene thioether is prepared by: (1) stretching a molded product, consisting of a resin having as the main component a polyarylene thioether which contains not less than 70 mol% of the repeating unit and which has a degree of crystallization (measured by a density method) of not more than 15%, from 2 to 5 times in size in at least one direct...

A porous polymeric medium having a low affinity for amide group-containing and adjuvant-containing materials is provided comprising a porous polyvinylidene difluoride substrate and a surface-modifying polymeric material having a low affinity for amide group-containing materials formed in situ at and covalently bonded to the surface of the porous polyvinylidene difluoride substrate, the surface-mod...

11 . TITRE: Films à base de Polyéthylène et E.V.A. chargés soudables par haute fréquence, pouvant être associés par complexage ou coextrusion à d'autres films et produits obtenus. éthyl-vinyl-acétate INVENTEUR: Guy BENATRE RESUME: Le film est composé d'une résine initiale de polyéthylène contenant de 8 à 18% d'E.V.A., d'une résine de polypropylène et d'une charge neutre qui permet de diminuer l'im...

A control arrangement both interrelates the frequency of transmitted signals to an interfering frequency and effects received signal processing also with relation to the interfering frequency in reaching enhanced insensitivity to undesired content of received signals. In particular respect of interference arising in an EAS system in relation to the local power frequency, the invention looks to a c...

A composition, suitable for use as a base in the construction of roads, parking lots, and other areas, is formulated from an ash aggregate comprising municipal solid waste incinerator ash, MSWIA, mixed with an aggregate material; upon addition of cement, compaction and curing, a volumetrically stable solid is formed. The incinator ash is combined with an aggregate material, crushed, and sifted to ...

2070294 9108718 PCTABS00005 A prosthetic device capable of implantation in living tissue is disclosed which comprises a porous synthetic substrate (52) having opposing surfaces and collagenous material (54) in contact with the porous substrate. In a preferred embodiment, the substrate is comprised of synthetic material having irregular porosity. Fibroblasts (56) may also be in contact with the col...

PCT No. PCT/DK90/00322 Sec. 371 Date Jul. 20, 1992 Sec. 102(e) Date Jul. 20, 1992 PCT Filed Dec. 7, 1990 PCT Pub. No. WO91/09053 PCT Pub. Date Jun. 27, 1991.Peptide derivatives of 3-5 optionally substituted amino acids, a process for preparing the peptides, a pharmaceutical composition containing at least one peptide derivative active against glaucoma and intraocular hypertension and a method for ...

2069449 9109053 PCTABS00005 Peptide derivatives of 3-5 optionally substituted amino acids, a process for preparing the peptides, a pharmaceutical composition containing at least one peptide derivative active against glaucoma and intraocular hypertension and a method for treating glaucoma and intraocular hypertension.

TITLE SURFACE HEATING FOOD WRAP WITH VARIABLE MICROWAVE TRANSMISSION The present invention provides a composite material for generation of heat by absorption of microwave energy comprising a porous dielectric substrate and a coating comprising a thermoplastic dielectric matrix and flakes of a microwave susceptive material distributed within the matrix, said flakes having an aspect ratio of at leas...

In an ultrasonic motor having a rotor (6,12) and a vibrating stator (43,49) wherein travelling wave is excited to drive the rotor, the vibrating stator comprises a piezoelectric member (25,26,29) and alternately-disposed first segment electrodes and second segment electrodes, the first segment electrodes being connected with each other to form a first intermittent ring or linear electrode train an...

A first digital data processing system (111) outputs digital data obtained by sampling, in response to a clock signal (CK1) of a first frequency (f1), original data having a characteristic enabling interpolation thereof. A second digital data processing system (113) obtains output data by sampling input data in response to a clock signal (CK2) of a second frequency (f2). A sample rate conversion c...

A detergent composition in the form of a solid, shaped article suitable for application as a pretreatment of spots or stains prior to laundering, and having a composition which is not substantially harder than toilet soap, is characterised by the incorporation of a bleach which is preferably an inorganic peroxygen bleach. Extrudable and castable compositions are disclosed. Incorporation of a hygro...

In a shaping tool, used in producing an anode before burning, for providing stud holes, which has a cover plate (10) to which there is attached in a rotationally fixed fashion with one end at least one retaining axle (12) on which there is rotatably mounted an essentially cylindrical moulded body (14) on whose outer wall projections (40) are provided having the same inclination with respect to the...

90-467 In a forming tool, used in the production of an anode before the firing, for forming peg holes, which forming tool has a cap plate to which at least one retaining pivot, with one end, is attached in such a way as to be fixed in terms of rotation, on which retaining pivot an essentially cylindrical forming body is rotatably mounted, on whose outer wall projections having the same slope relat...

A radiating processing pulse laser together with a trapping laser is used to perform the modification and processing of particles and microcapsules. By using such methods, a reaction group, enclosed in a microcapsule, is caused to be released by imploding the micro capsule permitting specified reaction and processing. A miscroscope system is described.

A cop magazine for use in association with an automatic winding apparatus the cop magazine including an open-topped cylindrical drum; a tube creel provided inside the cylindrical drum, the creel including cells adapted to house a plurality of cops individually; a rotating member for rotating the tube creel intermittently cop by cop; a suction cap provided at the top end of a suction pipe passed th...

formuing an emulsion layer (3) on a glass substrate (1) having transparent electrodes; radiating UV rays thereon to eliminate unnecessary layer; printing and heat- treating a barrier glass paste thereon; and ultrasonic- oscillating the glass substrate (1) to separate the emulsion layer (3) from the transparent electrodes (2). The barrier has a constant width.; formuing a...