degree of polymerization


Also found in: Acronyms, Wikipedia.

degree of polymerization

[di′grē əv pə‚lim·ə·rə′zā·shən]
(organic chemistry)
The number of structural units in the average polymer molecule in a particular sample. Abbreviated D.P.
References in periodicals archive ?
radiata bark to estimate the quality of water extracts (WEs) based on molecular weight (MW), degree of polymerization (DP), polydispersity, and antioxidant activity due to the significance of these factors in applications for pharmaceutics, cosmetics, and nutrient supplementation.
In this paper condition of cotton material after pretreatment was determined through Degree of polymerization (DP) according to DIN 54270.
A thermocatalytic destruction method for the preparation of chitosan destructed to the levelling-off degree of polymerization was developed, and thermocatalytic treatment conditions were determined.
This shows the quantitative effect of the various transfer reactions on the number average degree of polymerization (extent of curing).
Therefore, the degree of polymerization and the molecular weight of the polymer increases.
Tokyo, Japan) has patented novel cellulose-producing bacteria including one capable of producing of a bacterial cellulose having a weight-average degree of polymerization in terms of polystyrene of 1.
No crosslinking agent was used in order to reduce the degree of polymerization.
This shows that the requirements for a good costabilizer are narrow and that polymer of any significant degree of polymerization itself cannot act thermodynamically as a miniemulsion costabilizer.
where Ni is the degree of polymerization of polymer A or B and [Pi.
On the other hand, if the active centers are located at the edges of graphite fluoride sheets, their number will be proportional to the mass of graphite monofluoride to the power 2/3 and will be decreased with degree of polymerization due to blocking of the growing molecules by the product chains.
It appears that the degree of polymerization, proportion of beta-1g and protein-protein interactions may have a role in establishing the foaming properties of SWP.