Carbon nanotubes cnts are big carbon molecules which have a very high lengthtodiameter ratio, somewhat similar to polymer molecules. Introduction synthetic polymers are polydisperse to varying degrees in a variety of ways. The viscosity law of dendronized linear polymers request pdf. Schulz flory asf equation in the product distribution of slurry. See the complete profile on linkedin and discover alfreds. Schulz flory distribution function to describe relative ratios of polymers after a polymerization process. Assuming the chain growth probability is independent of the chain length, the polymerization is described by the anderson schulz flory distribution p n. Alfred schulz senior podcast producer gallery media. Disproportionierungsabbruch, gleichzeitig entstehende polymere haben daher also immer eine. View alfred schulzs profile on linkedin, the worlds largest professional community.
The chains in a sample may differ in, for example, molecular weight, degree of long or shortchain branching, stereostructure or composition either grossly, as with copolymers, or slightly, as with end group. An alternative solvent system for the steady state electrospinning of polycaprolactone. The floryschulz distribution is a discrete probability distribution named after paul flory and gunter victor schulz that describes the relative ratios of polymers of. Growth of halfmeter long carbon nanotubes based on schulz. What polymer is a dvdcd made from and how is it suited for that purpose. Schulz distribution of chain length in equilibrium polymers produced from caprolactam and water nylon 6 over a dp range from. What polymer is a dvdcd made from and how is it suited. The flory schulz distribution is a discrete probability distribution named after paul flory and gunter victor schulz that describes the relative ratios of polymers of different length that occur in an ideal stepgrowth polymerization process.
Abbildung typische molmassenverteilung eines synthetischen polymers mit dem. Stop wasting time in meetings and be more productive at work. An alternative solvent system for the steady state. The results indicated that the products formed in a state of thermodynamic equilibrium follow andersonschulz flory s general polymerization distribution at carbon numbers greater than about. The schulz flory distribution is a mathematical function that describes the relative ratios of polymers of different length after a polymerization process, based on their relative probabilities of occurrence. The probability mass function pmf for the mass fraction chemistry of chains of length is. Flory s general polymer ization distribution at carbon numbers greater than about three, as predicted in figures 1 and 2. Thermodynamic equilibrium analysis of product distribution.1113 1678 1671 324 9 1532 1049 1271 1316 958 221 86 113 1649 820 299 1600 383 301 217 1446 1501 1027 1477 126 602 992 662 1297 1011 60 97 797 885 774 1193