The invention relates to bi-oriented composite polyester films comprising a filled or unfilled thick layer (A) and at least on one of the faces of layer (A) a layer (B) of a grafted polymer derived from a sulphonated copolyester and at least one acrylic monomer, of a thickness lower than that of layer (A), presenting the following characteristics: Rt

A ski fastening includes a rear engagement member provided with a jaw (204) engaging the heel (205) of a boot. The rear engagement member is constituted by a first body (202) which is slidably associated with a base (206) which is rigidly associated with the ski. The first body includes first members (208) associated with the jaw, which can be activated by the boot and activate second members adap...

Ground polymer elastomer or other polymeric plastic, particularly from recovered scrap, is surface modified by treatment with a gaseous mixture containing a minor amount of fluorine and a larger amount of at least one reactive gas in an inert gaseous carrier. By the treatment the ground material is made more compatible for admixture with polyfunctional polymer-forming liquids, thereby obtaining no...

There is described a device for the accommodation of nutrient substrate bottles and associated pump designed of a rigid material as a cylindrical container 12 having closed walls. At its outside the container 12 has means 26 for holding the pump 24, and at its upper end it has a closure member 14 with which the bottle is fastened in the container 12. The opening of the bottles 30 is sealed with a ...

PCT No. PCT/EP96/00075 Sec. 371 Date Sep. 11, 1996 Sec. 102(e) Date Sep. 11, 1996 PCT Filed Jan. 10, 1996 PCT Pub. No. WO96/21379 PCT Pub. Date Jul. 18, 1996A mattress cover is configured such that it is made differently at the top and bottom in that under a top side material is an allergen-proof barrier layer and the bottom material is made only mite-proof in order, on the one hand, to create an ...

The invention relates to a front jaw, in whose housing a release spring is accommodated which is penetrated by a connecting rod which acts via a transverse part on two bent levers retaining the front end of the boot sole. In order to simplify the construction of this front jaw (1), the invention provides for the housing (2) to have at its rear end two vertical contact surfaces (2b1, 2b2) for ...

00000; The invention concerns sheeting or a moulding made of multi-phase plastic containing an elastomer-modified thermoplast, a modifier and other usually used additives, the elastomer-modified thermoplast being an acrylonitrile/styrene/acrylate (ASA) copolymer with an acrylate content of about 25 to 80 % by wt. and the required hardness or softness of the ASA being controlled by incorporation o...

LA PRESENTE PATENTE AFECTA A UN PROCESO DE PRODUCCION DE OBJETOS MOLDEADOS DOTADOS, A TRAVES DE UNA CAPA CON AL MENOS UNA ESTRUCTURA DE ESPUMA, DE UNA CAPA NO ESPUMADA, PRODUCIDA POR EL PROCESO "SLUSH - MOLDING", DE HOMO -, CO - O TERPOLIMERIZADO O POLIMERIZADO DE INJERTO DE CLORURO DE VINILO (CAPA COMPACTA). PARA PRODUCIR LA CAPA NO ESPUMADA SE PONE UN POLIMERIZADO DE CLORURO DE VINILO CON ABLAND...

LA PRESENTE INVENCION SE REFIERE A UN PROCEDIMIENTO Y APARATO PARA LA POLIMERIZACION EN FASE GASEOSA DE OLEFINAS EN UN REACTOR DE LECHO FLUIDIZADO A UNA TEMPERATURA T1. UNA MEZCLA DE REACCION GASEOSA, QUE CONTIENE LAS OLEFINAS QUE SE POLIMERIZAN, SE PASA A TRAVES DEL REACTOR Y SE RECICLA AL REACTOR POR MEDIO DE UNA LINEA DE RECICLADO, QUE CONSTA SUCESIVAMENTE DE UN PRIMER MEDIO DE TRANSFERENCIA DE...

1. DE EMULSIONES ESTABLES, ACUOSAS DE POLISILOXANO O ACEITE DE PARAFINA POLISILOXANADO; 2.1.LOS EMULSIONADORES CONOCIDOS PARA EMULSIONES ACUOSAS DE ACEITE DE SILOXANO (ACEITE EN EMULSION DE AGUA) NECESITAN ELEVADAS CONCENTRACIONES DE EMULSIONADOR, INTERMEDIADOR ACUOSO U OLEOSO Y/O ELEVADAS FUERZAS MECANICAS. LAS EMULSIONES DE ACEITE DE SILOXAN, EXTERNAS, ACUOSAS, SE REDUCEN A MASAS MOLECULARES REL...

SE PRESENTA UN PROCESO PARA PRODUCIR UN POLVO POLIMERO FINO DE FLUJO LIBRE . EL PROCESO COMPRENDE LOS PASOS DE: SUMINISTRAR UN CEMENTO POLIMERO QUE COMPRENDA UN POLIMERO TANTO FUNDIDO COMO DISUELTO EN UN SOLVENTE PARA FORMAR UN CEMENTO POLIMERO; DISPERSAR UN AGENTE ANTIBLOCANTE EN EL INTERIOR DE UNA CORRIENTE QUE CONSTE DE VAPOR PARA FORMAR UN VAPOR DE ATOMIZACION; ATOMIZAR EL CEMENTO POLIMERO; PO...

EL MANGUITO TERMORETRACTIL SEGUN LA INVENCION PRESENTA EN SU ESTADO EXPANDIDO CIRCONVOLUCIONES SOBRE UNA PARTE AL MENOS DE SU SUPERFICIE EXTERNA, DESAPARECIENDO ESTAS CIRCONVOLUCIONES DURANTE LA RETRACCION DEL MANGUITO.; The heat-shrinkable sleeve according to the invention has, in its expanded state, convolutions over at least a portion of its external surface, these convolutions disappearing dur...

LA INVENCION SE REFIERE A UNA PELICULA PLASTICA DEGRADABLE POR LA INCORPORACION EN LA MEZCLA DEL COPOLIMERO DE ETILENO, DE LIGNINA, MATERIA VEGETAL BIODEGRADABLE, O DE LIGNINA Y DE ADITIVOS QUIMICOS, FOTOACTIVOS U OXIDANTES QUE HACEN QUE LA PELICULA SEA DEGRADABLE POR UNA DOBLE ACCION DE BIODEGRADABILIDAD Y/O OXIDACION.; PCT No. PCT/FR91/00034 Sec. 371 Date Jul. 9, 1992 Sec. 102(e) Date Jul. 9, 19...

LA INVENCION SE REFIERE A UN SERVOFRENO CON DEPRESION, QUE COMPRENDE EN UNA CAJA CONSTITUIDA POR UNA COQUILLA (10) Y POR UNA TAPA (12),UN PISTON (20) QUE SEPARA DE MANERA ESTANCA DOS CAMARAS INTERNAS (22, 24), UN MEDIO DE VALVULA CONTROLADO POR UNA VARILLA (32) QUE ESTA EN VOLADIZO EN LA CAJA PARA ASEGURAR EL FUNCIONAMIENTO DEL SERVOFRENO, Y UN MUELLE PRETENSADO (34) DE RECUPERACION DEL PISTON (20...

In a method of recording an information signal by using a single light beam on a recording medium (1) which is changeable between first and second states which are optically distinguishable from each other, record marks are formed each by application of the light beam for a predetermined duration to cause the recording medium (3) to melt and the first state. To an area between the second marks is ...

A short fiber of from 0.1 to 1.0 inches in length having a modulus of less than 1x10<11> dynes/cm<2>, preferably less than 0.6x10<11> dynes/cm<2>. Preferably the fiber is a polyamide having a birefringence value of from 0.02 to 0.04. Elastomeric compositions containing the short fiber exhibit improved fatigue resistance, lower heat generation upon cyclic straining and improved modulus. The composi...

The slagging efficiency of a coal gasification process is increased to 90% by tangential firing at small angles and the installation of a stack of specific length over diameter ratio between the reactor outlet and the quench inlet. In this manner slag lifting and slag entrainment at the quench inlet - stack outlet are prevented.

A high strength concrete particularly useful for precast, prestressed products comprising by weight of the wet concrete mix, 8 to 60 percent cement, 0.5 to 20 percent smooth-surfaced, vesicular, expanded perlite, 5 to 30 percent water, 0 to 12 percent pozzolan, and fine aggregate and coarse aggregate as appropriate and available in the circumstances. The concrete provides superior bond to reinforc...

Method of making a composite coated article by the steps of: (a) initiating chemical vapor deposition of separated diamond or diamond-like particles (50) onto a nondiamond or nondiamond-like substrate (49) surface by use of low pressure metastable deposition of carbon in the presence of atomic hydrogen and at a temperature (i.e., 600-950 DEG C) that favors the nucleation of such particles, the sub...

Expanded material obtained by heating a composition comprising at least one thermosetting nadimide resin, said heating being performed at a temperature and during a period which are sufficient to cause the expansion of said composition by release of cyclopentadiene. A nadimide resin of the polyimide type and having a number average molecular weight of 600 to 10,000 is preferably used. The composit...