supply accelerator effect of plasticizer (dop) on cell structure
Effect of plasticizer and curing system on freezing
Figure 2 shows the effect of various plasticizer content on the differences between the maximum value of torque, M H and the minimum value, M L i.e., M H − M L of NR/BR blend vulcanizates. The percentages of M H − M L values (apparent crosslink density) decreases with the plasticizer content regardless the type of plasticizer whether it is
Effect of Plasticizer (DOP) on Cell Structure and Mechanical
Using supercritical CO2 as the foaming agent, rigid polyvinyl chloride (R-PVC) foam sheets were prepared in a continuous extrusion foaming system. The effects of dioctyl phthalate (DOP) on the rheological properties of PVC were investigated using a Brabender torque rheometer while other basic formula remained unchanged.
Effect of structure and plasticizer on the glass transition
heterogeneous. For adsorbed PVAc on silica, the dynamics of the plasticizer was found to be even more motionally heterogeneous than that observed in bulk samples. The NMR results provided solid evidence that, when there is only a small amount of adsorbed polymer (i.e., 0.8 mg/m. 2), the plasticizer has very little or almost no effect on the
Plasticizer Effects on Physical–Mechanical Properties
At the highest plasticizer level (25% w/w), Tgs of TEC, PPG, and Gly are observed between 30°C and 31°C while the Tg of PEG-6 was observed at 14°C. This significant reduction in Tg values with addition of PEG-6 at 25% is an indication of the plasticizer effect that results in significant increase in polymer chain mobility.
Effect of incorporation of different plasticizers
The combined effect of filler and plasticizer on polymer-salt matrix can lead to better electrical, electrochemical as well as thermal properties. 3. Conclusions. Effect of inclusion of plasticizers on structural properties of polymer electrolytes is discussed with aid of literature reports available.
Plasticizers - Chemical Economics Handbook (CEH) | IHS Markit
Published May 2018. Flexible polyvinyl chloride (PVC) accounts for 80–90% of global plasticizer consumption. Flexible PVC (and thus plasticizers) is found in the following applications: construction (flooring, wall coverings), electrical (wire and cable jacketing), consumer goods (toys, footwear, etc.), packaging, transportation (inside and outside of vehicles), furnishings, and medical uses
US Patent for Activated foam Patent (Patent # 9,125,819
1. A method of increasing an effect of an anti-cancer pharmaceutical agent in a patient, comprising: contacting the patient with a material consisting of an activated foam having cells with a closed-cell structure made of a natural or synthetic rubber or a synthetic resin, and a zirconium compound and/or a germanium compound; and optionally, a cover sheet laminated on at least a side of the
US5331750A - Shock absorbing structure - Google Patents
The present invention provides a shock absorbing structure made of a rubber-like elastic material having a hardness in the range of 5 to 60, according to a JIS-A type hardness meter and being composed of a base and a plurality of ridges or projections spaced apart in parallel on said base.
Plasticiser loss from plastic or rubber products through
Li, W. et al. Macrodiols derived from CO2-based polycarbonate as an environmentally friendly and sustainable PVC plasticizer: effect of hydrogen-bond formation. ACS Sustain Chem. Eng. 6 , 8476
Migration of Chemical Compounds from Packaging Polymers
This effect may be exacerbated when polymer temperature exceeds T g (Begley and others 1995). Migration of specific components Plasticizers. Plasticizers have a low molecular weight and can migrate from packaging materials into wrapped food, thus becoming indirect food additives (Goulas and others 1998).
Elastomer composition, method for producing the same
The present invention relates to an elastomer composition, a method for producing the same, and an eraser using the same, and more particularly to an elastomer composition, which can be recycled, is friendly to the environment, and corresponds to the recycling society, without relying on fossil resources, a method for producing the same, and an eraser using the same.
PREPARATION AND PROPERTIES OF POLY ( VINYL CHLORIDE)/LAYERED
hence dioctyl phthalate (DOP) is used as PVC plasticizer. This paper aims at preparing three kinds of PVC/MMT nanocomposites.The next goal of this research work is to investigate the effect of adding 5 and 10 wt% of nanofiller particles on the mechanical properties (Young's modulus, tensile strength, and elongation % ) as well as electrical