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42results about How to "Increase foam volume" patented technology

Temperature-resistant and salt-resistant jelly dispersion nitrogen foam composite control and flooding system and its preparation method

The invention belongs to the field of oilfield chemistry, and particularly relates to a thermal-resistance and salt-tolerance dispersed gel nitrogen foam composite profile control system. The thermal-resistance and salt-tolerance dispersed gel nitrogen foam composite profile control system comprises a gas phase and a liquid phase, wherein the gas phase is nitrogen, and the liquid phase comprises a foaming agent, a foam stabilizer and a liquid dosing water and the balance of water; the mass fraction of the foaming agent in the total mass of the liquid phase is 0.1% to 0.4%, the mass fraction of the foam stabilizer in the total mass of the liquid phase is 0.05% to 0.15%, and the sum of the mass fractions of the components is 100%; and the gas-liquid ratio of the gas phase to the liquid phase is controlled to be 3-5: 1. An adopted nanoscale or micron-sized dispersed gel has good foaming and foam stabilizing synergistic effect with a betaine ampholytic surfactant, the swept volume and displacement efficiency of the foam composite profile control system are improved to the maximum extent, the system can be resistant to the temperature of 130 DEG C, the total salinity of 17*104 mg / L, the calcium ions of 1.0*104 mg / L and the magnesium ions of 1.0*104 mg / L, and the profile control effect of a high temperature and high salt oil deposit can be improved to the maximum extent.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA) +1

Compound sucrose amino acid moisturizing cleansing cream

The invention relates to a compound sucrose amino acid moisturizing cleansing cream. The compound sucrose amino acid moisturizing cleansing cream is prepared from the following components: a cleaning agent, a moisturizing agent, an emulsifying agent, a fat-endowing agent, a thickening agent, a chelating agent, a pH regulator and a solvent; and the moisturizing agent is prepared from cane sugar with the mass fraction of at least 10%. The sucrose has multiple functions and is embodied as follows that 1, the formation of micelles is promoted at high temperature, a large amount of sucrose is adopted, the use amount of a surfactant is reduced, and the sucrose is compounded with the surfactant to form a middle framework structure similar to elastic gel, so that the stability of the formula is improved, and a macromolecular thickening agent is not needed; 2, the generation of surfactant crystals can be promoted at low temperature, and the use amount of the surfactant is reduced, so that the surfactant crystals are densely stacked and bonded to form paste; 3, the degree of freedom of water is reduced, and the anti-corrosion function is improved; 4, as a humectant, the moisturizing effect of the product is improved; and 5, the foam amount is increased, the foaming speed is accelerated, and the use feeling of the product is improved.
Owner:ZHONGSHAN ZHONGYAN COSMETIC CO LTD

Foam scrubbing agent composition as well as preparation method and application thereof

The invention discloses a foam scrubbing agent composition as well as a preparation method and application thereof, the foam scrubbing agent composition is prepared from the following components in parts by weight: 1 part of a foaming agent, 0.01-10 parts of a foam stabilizer and the balance of water, the foaming agent is a betaine surfactant, and the foam stabilizer is rice hull derived carbon particles; the betaine surfactant contained in the foam scrubbing agent composition contains functional groups such as polyether, so that the foam scrubbing agent composition has acid-resistant and salt-resistant properties, has relatively high foaming volume and half-life period, and can be suitable for a gas well foam drainage process under harsh conditions such as acid gas containing, high salinity and the like; the rice hull derived carbon particles are contained, and the half-life period of foam is obviously slowed down in application due to the fact that rice hull derived carbon has good foam stabilizing performance, so that the action time of foam liquid drainage is prolonged, and the effect of foam liquid drainage is improved. Moreover, the foam stabilizer can be suitable for severe conditions such as hypersalinity and acidic gas containing conditions, and can be used as a foam stabilizer for foam drainage of a natural gas well of an oil and gas field.
Owner:XI'AN PETROLEUM UNIVERSITY
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