Chitosan derivatives having structural elements of the formulae I, II and III in random distribution in which the R1 are, independently of one another, H or the radical -Z-R2-X, R3 is H or acetyl, Y is the anion O-Z-R2-X, and (a) Z is -CO- or -SO2-, X is -CO2H, -CH2CO2H or -CH2PO(OH)2, and R 2 is -CHR4CR5(OH)-, R4 is -H, -OH, C1-C4-alkoxy or C1-C4-alkyl, and R5 is H or C1-C4-alkyl, or (b...

The present invention provides for a polymer composition comprising a blend of from about 25 to about 90% by weight of a very low density ethylene polymer having a density on the range of from about 0.88 to 0.925 g/cm3, a melt index of from about 0.5 to about 7.5 dg/min, a molecular weight distribution not greater than about 3.5 and a compositional distribution breadth index greater than about 70%...

Process for the production of expandable particles of styrene polymers, having improved processability characteristics, which comprises: i) producing expandable particles of styrene polymers containing from 2 to 20% of an expanding agent incorporated; ii) covering these particles with an antistatic agent in a quantity of less than 1% by weight; iii) vigorously frictioning the particles in a mixi...

The invention is a warehouse (1) for the storage of objects (O), comprising a plurality of structures suitable for containing objects, wherein each one of said objects is provided with a transponder device (T). The warehouse comprises monitoring means (10) for the objects, contituted by at least one enquiry unit (11) of the transponders (T) associated to each one of the containing structures (2) o...

PROCEDIMIENTO PARA LA OBTENCION DE DISPERSIONES ACUOSAS DE RESINA EPOXIDO, QUE CONTIENEN (1) 20 A 75 % EN PESO, REFERIDO A TODA LA DISPERSION, DE UNA RESINA EPOXIDO, QUE REPRESENTA UN PRODUCTO DE CONDENSACION DE A) COMPUESTOS EPOXIDO CON AL MENOS UN GRUPO EPOXIDO POR CADA MOLECULA Y UN PESO EQUIVALENTE DE EPOXIDO DE 90 HASTA 3000 G/MOL Y B) POLIOLES AROMATICOS; (2) 3 HASTA 20 % EN PESO, REFERIDO A...

SE PRESENTA UN METODO PARA CONTROLAR LA UNIDAD DE POTENCIA (1) DE UN VEHICULO QUE COMPRENDE UNA ETAPA DE CALCULO DEL INCREMENTO/DECREMENTO TEORICO (GE, GD) EN EL NUMERO DE MARCHA REQUERIDA PARA PASAR DESDE LA CONDICION DE FUNCIONAMIENTO ACTUAL DEL VEHICULO A UNA CONDICION DE MAXIMA POTENCIA (N{SUB,DYN}, Y, RESPECTIVAMENTE, DE MAXIMA ECONOMIA (N{SUB,ECON}), Y UNA ETAPA DE CALCULO DE INCREMENTO/DECR...

LA INVENCION SE REFIERE A UN SISTEMA DE COMUNICACION PARA TRANSMISION DE ORDENES CONTABLES, Y TIENE DISPOSITIVOS CENTRALES Y DESCENTRALIZADOS. LA ENTRADA DE ORDENES CONTABLES POR LOS USUARIOS INDIVIDUALES EN LOS DISPOSITIVOS DE CENTRALIZADO SON CHEQUEADOS PARA SU AUTENTICIDAD Y RETRANSMITIDOS AL DISPOSITIVO CENTRAL PARA SER PROCESADOS. DE ACUERDO CON LA INVENCION, EL SISTEMA DE COMUNICACION TIENE ...

An electrohydraulic machine for generating a force on a vertically movable piston rod (5) linked to the piston (4) of a cylinder (3) has a first centrifugal pump (17,18) arranged in the part of the cylinder (3) opposite to the piston rod (5) and linked by a shaft (15) to an electric motor (2), as well as a housing for the cylinder and centrifugal pump that delimits a reservoir for the working flui...

A biodegradable, structured shaped product having good flexibility or rigidity properties is provided by extruding starch having a relatively large defined particle size and preferably containing a nucleating agent. The invention is also directed to a biodegradable, water dispersible shaped core product useful in winding or rolling and storage of paper goods which is provided by extruding starch w...

The present invention relates to a method of preparing a polyester comprising polymerizing at least one .beta.-substituted-.beta.-pnopiolactone in the presence of an initiating amount of alkylzinc alkoxide in bulk or in solvent for a reaction time and temperature sufficient to produce said polyester.

Werkwijze voor het leveren van diensten via minstens één bestaand netwerk, waarbij de gebruiker die om een dienst via dit netwerk verzoekt aan een op dit netwerk aangesloten en dus "on-line" dienstverlener, identificatie-informatie inbrengt, controle-informatie voor de authentificering en de opdracht, en waarbij op basis van de identificatie-informatie en de controle-informatie de identiteit eerst...

An expandable vinyl chloride resin composition in which the expansion ratio for the vinyl chloride resin can be significantly heightened by using a thermally decomposable inorganic foaming agent in place of an organic solvent foaming agent. The composition comprises 100 parts by weight of a vinyl chloride resin, 5 to 30 parts by weight of a (meth)acrylic ester polymer, as a processing aid, whose s...

A method for processing business information generated by multiple enterprises is provided. Initially, a data warehouse is provided that has the capability of holding business information. The data warehouse is populated with business information received from a first enterprise and a second enterprise. The business information is associated with the first and second enterprise based upon a set of...

A system for reallocating seats at a venue when ticket holders do not appear. The system (10) identifies a total number of pre-paid tickets (16) issued for an event, determines a number of stand-by tickets (24) from a statistical probability of pre-paid ticket holders (20) failing to arrive for the event, records sale of the stand-by tickets (24) to impromptu purchasers (26) who are directed to a ...

Methods, systems, and computer program products are disclosed for automatically filling in an electronic form on a user computer having a program capable of performing as a browser are described. The problem of burdening the user with manually inputting data into an electronic form without requiring the user to have any programs or data stored on a user's computer and without compromising the user...

A computer-implemented system and method for coupon shopping in an on-line shopping mall. A shopping mall system makes electronic stores of an electronic shopping mall publicly accessible over a public network to consumers, merchants, and others. A consumer may browse from one store to another, or select a store by category or otherwise. The consumer may select a product by browsing through a stor...

A computer-implemented system and method for consolidated mall shopping. A shopping mall system makes electronic stores of an electronic shopping mall publicly accessible over a public network to consumers, merchants, and others. Merchants may generate their stores off-line. A consumer may browse from one store to another, or select a store by category or otherwise. The consumer may select a produ...

A trading system for the trading of fixed-value contracts employs a novel form of contract that has a fixed face value and two sides that respectively represent mutually exclusive outcomes. Traders submit bids specifying a selected "side" of the contract, a price, and a contract quantity specification, for matching with complementary bids submitted for the opposing "side" of the contract, thereupo...

A computer implemented purchasing system allows seller management of product inventory which is displayed to potential buyers. Inventory may be modified individually or in a batch mode. Records may be filtered with dealer defined filters so as to perform inventory management functions on only dealer defined portions of the inventory.

The present invention relates to methods of valuing intellectual property assets and methods of securitizing such assets. The present invention provides a means whereby holders or owners of proprietary intellectual property may readily determine the value to the business of the securitization of their intellectual property estate and obtain capital by securitizing all or part of their intellectual...