CN111675787B - 一种后水解的超高分子量梳形聚丙烯酰胺的制备方法 - Google Patents
一种后水解的超高分子量梳形聚丙烯酰胺的制备方法 Download PDFInfo
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/52—Amides or imides
- C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F220/56—Acrylamide; Methacrylamide
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
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Abstract
Description
项目 | 指标 | 结果 |
分子量(万) | ≥2400 | 3031 |
水解度(%) | 20-30 | 28.61 |
表观粘度(mPa·s) | ≥12.5 | 20.3 |
滤过比 | ≤2 | 0.98 |
不溶物(%) | ≤0.2 | 0.14 |
AM残留量(%) | ≤0.1 | 0.036 |
项目 | 指标 | 结果 |
分子量(万) | ≥2400 | 3212.5 |
水解度(%) | 20-30 | 29.12 |
表观粘度(mPa·s) | ≥12.5 | 19.4 |
滤过比 | ≤2 | 0.68 |
不溶物(%) | ≤0.2 | 0.17 |
AM残留量(%) | ≤0.1 | 0.029 |
项目 | 指标 | 结果 |
分子量(万) | ≥2400 | 3318 |
水解度(%) | 20-30 | 27.52 |
表观粘度(mPa·s) | ≥12.5 | 21.6 |
滤过比 | ≤2 | 0.88 |
不溶物(%) | ≤0.2 | 0.16 |
AM残留量(%) | ≤0.1 | 0.033 |
Claims (7)
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CN116804073B (zh) * | 2023-06-28 | 2024-08-30 | 河南正佳能源环保股份有限公司 | 一种适用于极高矿化度采油的聚丙烯酰胺及其制备方法 |
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