Results 61 to 70 of about 22,637 (128)

The synthesis and properties of hyperbranched polyesters

open access: yes, 1996
Hyperbranched polyesters are a group of materials within the family of dendritic polymers (dendrimers and hyperbranched polymers) that have enjoyed increased attention in recent years.
Malmstrom, E,, Hult, A,, Johansson, M,
core  

New coating systems based on vinyl ether- and oxetane-modified hyperbranched polyesters

open access: yes, 2000
A series of hyperbranched aliphatic-aromatic polyesters has been synthesized which contain vinyl ether or oxetane functionalities as curable groups.
Loontjens, J.A.,   +9 more
core   +1 more source

Rheology of fractionated and unfractionated hyperbranched polyesters

open access: yes, 2004
A quantitative model of the rheology of fractionated short chain branched hyperbranched polyesters was developed. The two parameter Schulz-Zzimm were used where the parameters characterized the gamma function.
Martin A Buzza, D.   +4 more
core   +1 more source

Ionization of acid-functionalized hyperbranched polyesters

open access: yes, 2020
Ionization of second- and third-generation hyperbranched polyesters functionalized by different acids was studied by mathematic simulation of experimental titration curves using the CPESSP programme.
Kutyrev G.   +5 more
core  

New Approach to Hyperbranched Polyesters:  Self-Condensing Cyclic Ester Polymerization of Bis(hydroxymethyl)-Substituted ε-Caprolactone

open access: yes, 2016
New Approach to Hyperbranched Polyesters:  Self-Condensing Cyclic Ester Polymerization of Bis(hydroxymethyl)-Substituted ε ...
V. Y. Lee (2956815)   +5 more
core   +1 more source

Synthesis and characterization of aliphatic hyperbranched polyesters [PDF]

open access: yes, 2006
Two series of aliphatic hyperbranched (HB) polyesters have been synthesized from 2,2-bis(hydroxymethyl)propionic acid and di-trimethylolpropane using pseudo-one-step or one-step procedure. The structure and properties of these HB polyesters, investigated
Vuković, Jasna
core   +1 more source

Direct synthesis of terminally "clickable" linear and hyperbranched polyesters

open access: yes, 2010
1,3-Dipolar cycloaddition of an organic azide and an acetylenic unit, often referred to as the "click reaction", has become an important ligation tool both in the context of materials chemistry and biology.
Ramakrishnan, S.   +2 more
core   +1 more source

S-nitrosothiol-modified hyperbranched polyesters. [PDF]

open access: yesPolym Chem, 2016
Yang L   +5 more
europepmc   +1 more source

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