Preparing method for environmental compound adhesive remover
A glue and environmental protection technology, applied in the directions of detergent compounding agents, chemical instruments and methods, detergent compositions, etc., can solve the problems of high toxicity, unsatisfactory cleaning effect, pollution, etc., and achieve the effect of high glue removal efficiency.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Benefits of technology
Problems solved by technology
Method used
Examples
example 1
[0017] First take 3kg of activated sludge with a water content of 90% and add it to the treatment tank, then add 2L of deionized water, stir for 30min, then add 8g of sodium persulfate and 12g of potassium aluminum sulfate dodecahydrate, let stand for 2h, collect the supernatant The supernatant was added to the beaker, the beaker was placed in a water bath, the temperature was raised to 100°C, heated for 20 minutes, filtered, and the filtrate was collected; the filtrate was distilled under reduced pressure to 1 / 4 of the original volume, and then placed In a three-necked flask with a thermometer and a reflux device, place the flask in a water bath and raise the temperature to 60°C, then add 4mL of 75% sulfuric acid solution, stir and react for 2h, after the reaction is over, cool to 0°C, and then add 20mL The mass fraction is 20% sodium hydroxide solution, the reaction is stirred for 40 minutes, and the reaction is over, then add 200 mL of deionized water, stir for 30 minutes, st...
example 2
[0020] First take 1kg of activated sludge with 80% moisture content and add it to the treatment tank, then add 1L of deionized water, stir for 20min, then add 5g of sodium persulfate, 8g of potassium aluminum sulfate dodecahydrate, let stand for 1h, collect the supernatant The supernatant was added to the beaker, the beaker was placed in a water bath, the temperature was raised to 90°C, heated for 10 minutes, filtered, and the filtrate was collected; the filtrate was distilled under reduced pressure to 1 / 4 of the original volume, and then placed In a three-necked flask with a thermometer and a reflux device, place the flask in a water bath, heat up to 50°C, add 2 mL of 75% sulfuric acid solution, stir and react for 1 hour, after the reaction is over, cool to -5°C, then add 10mL of a 20% sodium hydroxide solution with a mass fraction of 20%, stirred for 30min, and the reaction is over, then add 100mL of deionized water, stir for 20min, stand for layering, collect the organic laye...
example 3
[0023] First, take 2kg of activated sludge with 85% moisture content and add it to the treatment tank, then add 1L of deionized water, stir for 25min, then add 6g of sodium persulfate, 10g of potassium aluminum sulfate dodecahydrate, let stand for 1h, collect the supernatant Add the supernatant to the beaker, place the beaker in a water bath, heat to 95°C, heat for 15 minutes, filter, and collect the filtrate; distill the filtrate under reduced pressure to 1 / 4 of the original volume, and then place it in In a three-necked flask with a thermometer and a reflux device, place the flask in a water bath, heat up to 55°C, add 3 mL of 75% sulfuric acid solution, stir and react for 1 to 2 hours, after the reaction is over, cool down to 1°C, and then Add 15 mL of 20% sodium hydroxide solution with a mass fraction of 20%, stir the reaction for 35 minutes, and the reaction is over, then add 150 mL of deionized water, stir for 25 minutes, stand still for layering, collect the organic layer ...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com