The catalysts are capable of producing polyolefins in high yield having a broad molecular weight distribution, or a bimodal distribution.

A process for preparing a butyl polymer having a broad molecular weight distribution.

A processor (16) determines the mass distribution of the ions impinging upon the collector (12).

The modernization of the tax system began with the independence of Ukraine.

The invention relates to a method and a device for measuring imbalance in rotors (3) with an asymmetric mass distribution, in particular in asymmetric crankshafts.

In order to simplify the design of the rotary piston machine the transmitter disk (30) comprises a rotationally asymmetrical mass distribution (31) to produce an imbalance.

The polyglycerol has a narrow molecular weight distribution, is low in odor and color and has mostly secondary or tertiary hydroxyl groups.

Essentially spherical wax microspheres are formed in the size range from 1ν to about 350ν in a two-tier weight distribution.

The ground distribution grid of the integrated circuit chip is connected to an uppermost wire segment of one or more charge dissipation pedestals.

Said ring has a variable mass distribution and can be elastically deformed under the effect of the centrifugal force.

The invention relates to a method for fractionation of water soluble or dispersible synthetic polymers containing amino groups with a broad molar mass distribution by means of ultrafiltration.

A peripheral ring is provided as an alternative.

By continuous monitoring of multiple vibrational modes, the spatial moments of mass distribution can be deduced for individual analytes, one-by-one, as they adsorb.

The distribution of the mass between the axles

distribution of the mass among the axles