In the the downhole actual production application process, the polyurethane grouting material in the regenerator temperature high cause smoke, fire and other safety incidents, seriously affecting the use and promotion of the impact of material. This work focuses on polyurethane basis of the adjustme

In the practical application in production wells in the process, the polyurethane material Note pulp temperature in the high-lead to smoke, fire, and safety-related incidents, and seriously impact the use and promotion materials. This work focuses on the polyurethane based process recipe adjustment

In mine shaft actual production application process, because because the polyurethane note thick liquid material existence the regeneration temperature causes to belch smoke, to catch fire high and so on the security accidents, seriously the influence material the use and promotes.This article worke

Application in mine production process, because polyurethane Grouting materials due to the high heat temperatures lead to accidents such as smoke, fire, seriously affecting the effect of material use and promotion. This article focuses on polyurethane basis adjustments of the formula and join phase

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