Abstract: The present disclosure relates to nanoparticle compositions, catalyst compositions, processes for making nanoparticle compositions and processes for making catalyst compositions. In at least one embodiment, a composition includes a plurality of nanoparticles, where each nanoparticle includes a kernel, the kernels include at least one metal element and oxygen, and the kernels have an average particle size from 4 to 100 nanometers, and a particle size distribution of less than 20%.

Abstract: A method of synthesising a molecular sieve of DDR framework type. The method comprises: preparing a synthesis mixture capable of forming a molecular sieve of DDR framework type, said synthesis mixture comprising water, a silicon source, optionally a source of a trivalent element X, optionally a source of a pentavalent element Z, optionally a source of hydroxide ions, optionally a source of a metal cation M, a structure directing agent, and seed crystals having a framework type selected from CHA and LEV; said synthesis mixture being substantially free from fluoride ions; heating said synthesis mixture under static crystallization conditions for a time sufficient to form crystals of said molecular sieve of DDR framework type, said crystallization conditions including a temperature of from 100° C. to 220° C.; and, recovering said crystals of the molecular sieve of DDR framework type from the synthesis mixture.

Abstract: A method of synthesising a molecular sieve of DDR framework type. The method comprises: preparing a synthesis mixture capable of forming a molecular sieve of DDR framework type, said synthesis mixture comprising water, a silicon source, optionally a source of a trivalent element X, optionally a source of a pentavalent element Z, optionally a source of hydroxide ions, optionally a source of a metal cation M, a structure directing agent, and seed crystals having a framework type selected from CHA and LEV; said synthesis mixture being substantially free from fluoride ions; heating said synthesis mixture under static crystallization conditions for a time sufficient to form crystals of said molecular sieve of DDR framework type, said crystallization conditions including a temperature of from 100° C. to 220° C.; and, recovering said crystals of the molecular sieve of DDR framework type from the synthesis mixture.

Abstract: A method of making a crystalline molecular sieve of MFI framework type, preferably ZSM-5, from a synthesis mixture comprising at least one source of tetravalent element (Y), at least one source of trivalent element (X), at least one source of alkali metal hydroxide (MOH), at least one structure directing; (R) and water, said synthesis mixture having the following molar composition: YO2, (p)X2O3: (q) MOH: (r) R: (s) H2O, wherein (p) is from 0.005 to 0.025, (q) is from 0.05 to 0.5, (r) is from 0.05 to 0.15 and (s) is from 35 to 45, wherein the ratio of the largest dimension (L) to the smallest dimension (S) of each crystal of the molecular sieve product is at least 5, and the smallest dimension (S) is from 20 nm to 200 nm.

Abstract: A crankcase of a piston compressor including two body parts each comprising a rectangular piece of sheet metal that is angle bent along a limited number of folds and each having two opposite end edges and two longitudinal edges, the body parts including cylinder receiving recesses for receiving cylinders; two substantially flat end walls from a flat sheet; and a cylinder support part comprising a substantially rectangular piece of sheet metal that is angle bent along a limited number, preferably one or two folds, so as to be saddle-shaped and including cylinder receiving recesses; wherein the end walls and the two body parts are connected to each other by welds so as to form the crankcase. Also disclosed is a piston compressor provided with such a crankcase.

Abstract: A method of making a crystalline molecular sieve of MFI framework type, preferably ZSM-5, from a synthesis mixture comprising at least one source of tetravalent element (Y), at least one source of trivalent element (X), at least one source of alkali metal hydroxide (MOH), at least one structure directing agent (R) and water, said synthesis mixture having the following molar composition: YO2:(p) X2O3:(q) MOH:(r) R:(s) H2O, wherein (p) is from 0.005 to 0.025, (q) is from 0.05 to 0.5, (r) is from 0.05 to 0.15 and (s) is from 35 to 45, wherein the ratio of the largest dimension (L) to the smallest dimension (S) of each crystal of the molecular sieve product is at least 5, and the smallest dimension (S) is from 20 nm to 200 nm.

Abstract: Method for manufacturing a crankcase of a piston compressor, wherein the piston compressor is provided with a crankcase which is provided with recesses for therein receiving cylinders and with at least an inlet opening, wherein from a flat sheet at least one substantially rectangular body blank is manufactured provided with the desired cylinder receiving recesses, wherein the body blank is then angle bent in an angle bending machine for forming a body part having a limited number of folds, wherein at least two substantially flat end walls are manufactured from a flat sheet, wherein thereupon the at least one body part and the at least two end walls are positioned with respect to each other using a positioning tool and are connected with each other with a welding robot for forming the crankcase. Also disclosed is a crankcase obtained with the method, and a piston compressor provided with such a crankcase.

Abstract: A crankcase of a piston compressor including two body parts each comprising a rectangular piece of sheet metal that is angle bent along a limited number of folds and each having two opposite end edges and two longitudinal edges, the body parts including cylinder receiving recesses for receiving cylinders; two substantially flat end walls from a flat sheet; and a cylinder support part comprising a substantially rectangular piece of sheet metal that is angle bent along a limited number, preferably one or two folds, so as to be saddle-shaped and including cylinder receiving recesses; wherein the end walls and the two body parts are connected to each other by welds so as to form the crankcase. Also disclosed is a piston compressor provided with such a crankcase.

Abstract: Method for manufacturing a crankcase of a piston compressor, wherein the piston compressor is provided with a crankcase which is provided with recesses for therein receiving cylinders and with at least an inlet opening, wherein from a flat sheet at least one substantially rectangular body blank is manufactured provided with the desired cylinder receiving recesses, wherein the body blank is then angle bent in an angle bending machine for forming a body part having a limited number of folds, wherein at least two substantially flat end walls are manufactured from a flat sheet, wherein thereupon the at least one body part and the at least two end walls are positioned with respect to each other using a positioning tool and are connected with each other with a welding robot for forming the crankcase. Also disclosed is a crankcase obtained with the method, and a piston compressor provided with such a crankcase.

Abstract: Adhesive compositions and a method for selecting adhesive compositions are disclosed herein. Preferred adhesives generally have small domains and/or a homogeneous domain distribution. The method of selecting adhesives is based on size and distribution of the domains.

Abstract: Adhesive compositions and a method for selecting adhesive compositions are disclosed herein. Preferred adhesives generally have small domains and/or a homogeneous domain distribution. The method of selecting adhesives is based on size and distribution of the domains.

Abstract: A new family of crystalline molecular sieves is described having a characteristic XRD pattern as illustrated in FIG. 1, and having three sharp peaks at 2? (CuK?) of 8.82, 12.44, and 23.01.

Abstract: Layers comprising a molecular sieve layer on a porous or non-porous support, having uniform properties and allowing high flux are prepared from colloidal solutions of zeolite or other molecular sieve precursors (particle size less than 100 nm), by deposition, e.g., by spin or dip-coating, or by in situ crystallization.

Abstract: A process is described for the manufacture of a crystalline molecular sieve layer on a support, which process comprises impregnation of the support with an impregnating material prior to deposition of a crystalline molecular sieve layer and subsequent removal of substantially all the impregnating material.

Abstract: The present invention relates to a silicoaluminophosphate molecular sieve comprising at least one intergrown phase of molecular sieves having AEI and CHA framework types, wherein said intergrown phase has an AEI/CHA ratio of from about 5/95 to 40/60 as determined by DIFFaX analysis, using the powder X-ray diffraction pattern of a calcined sample of said silicoaluminophosphate molecular sieve. It also relates to methods for its preparation and to its use in the catalytic conversion of methanol to olefins.

Abstract: The present invention relates to a silicoaluminophosphate molecular sieve comprising at least one intergrown phase of molecular sieves having AEI and CHA framework types, wherein said intergrown phase has an AEI/CHA ratio of from about 5/95 to 40/60 as determined by DIFFaX analysis, using the powder X-ray diffraction pattern of a calcined sample of said silicoaluminophosphate molecular sieve. It also relates to methods for its preparation and to its use in the catalytic conversion of methanol to olefins.

Abstract: Adhesive compositions and a method for selecting adhesive compositions are disclosed herein. Preferred adhesives generally have small domains and/or a homogeneous domain distribution. The method of selecting adhesives is based on size and distribution of the domains.

Abstract: A new family of crystalline molecular sieves is described having a characteristic XRD pattern as illustrated in FIG. 1, and having three sharp peaks at 2&thgr; (CuK&agr;) of 8.82, 12.44, and 23.01.

Abstract: A process is described for the manufacture of crystalline molecular sieve layers with good para-xylene over meta-xylene selectivity's good para-xylene permeances and selectivities. The process requires impregnation of the support prior to hydrothermal synthesis using the seeded method and may be undertaken with pre-impregnation masking. The crystalline molecular sieve layer has a selectivity (&agr;x) for para-xylene over meta-xylene of 2 or greater and a permeance (Qx) for para-xylene of 3.27×10−8 mole(px)/m2.s.Pa(px) or greater measured at a temperature of ≧250° C. and an aromatic hydrocarbon partial pressure of ≧10×103 Pa.

Abstract: The present invention relates to a silicoaluminophosphate molecular sieve comprising at least one intergrown phase of molecular sieves having AEI and CHA framework types, wherein said intergrown phase has an AEI/CHA ratio of from about 5/95 to 40/60 as determined by DIFFaX analysis, using the powder X-ray diffraction pattern of a calcined sample of said silicoaluminophosphate molecular sieve. It also relates to methods for its preparation and to its use in the catalytic conversion of methanol to olefins.