Preserving a plastic artwork also may mean keeping the temperature low and humidity stable to reduce plasticiser
migration, or providing an oxygen-free environment to prevent oxidation.
The influence of the plasticiser
based on modified lignosulphonates (LS) and the superplasticiser based on polycarboxylate esters (PCE) and modified acrylic polymers (MAP) on the flow behaviour of modified Portland cement pastes was investigated.
Concerning the comparison of the total shrinkage of concretes with the addition of plasticiser
, it can again be stated that no significant differences were recorded in the absolute values of total deformation determined for the individual concretes in the groups of concrete specimens being compared (see Figures 5-7).
extraction was accomplished by adding 3 mL of a methanol: acetonitrile mixture (1: 1) and keeping in vortex for 3 minutes, sonicating for 10 minutes, and centrifuging at 50 hertz for 3 minutes before transferring the supernatant to a 10 mL volumetric flask.
CRISIL believes that the Lalitha group will maintain its healthy market position in the plasticiser
and stabiliser industry over the medium term driven by a reputed customer base and healthy growth prospects in end-user industries.
Upon thermal curing, the plasticiser
is essentially absorbed into the PVC resin to produce a high-build, tough, flexible, chemically resistant film that has excellent cohesive strength but minimal adhesion to the substrate.
MBT chemicals used in the mix were 5.2 kg of Rheobuild 3510 (a plasticiser
and pumpability enhancer), 5.5 kg of Pozzolith LD 10 (a water-reducing admixture), 5 kg of Meyco TCC 735 internally curing concrete improver, and 2.8 kg of Delvo stabiliser, used to prevent hydration of the cement during transport from the surface.
The dogs scientists exposed sperm from and men to identical quantities of the plasticiser
DEHP 9 which is typically present in fabrics and toys, and the now-banned industrial chemical PCB-153 which remains widely detectable.
The association has seen a recent expansion of its membership which currently brings together eight major European plasticiser
producers representing over 80 per cent of the market.
is generally added to allow for a reduction in the amount of water needed while maintaining workability.
[ClickPress, Fri Jul 18 2014] Given the boost of consumer health awareness in Taiwan, it was expected that off-trade volume sales for juices would also rise, but that was not the case due to the 2011 plasticiser
The article analyses the effect of a carboxylate based plasticiser
and temperature on the rheological properties of the concrete mixture.