CN111349224B - 一种液相法管道化连续化生产聚碳酸酯-聚醚多元醇的方法 - Google Patents
一种液相法管道化连续化生产聚碳酸酯-聚醚多元醇的方法 Download PDFInfo
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- CN111349224B CN111349224B CN202010241101.3A CN202010241101A CN111349224B CN 111349224 B CN111349224 B CN 111349224B CN 202010241101 A CN202010241101 A CN 202010241101A CN 111349224 B CN111349224 B CN 111349224B
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/20—General preparatory processes
- C08G64/32—General preparatory processes using carbon dioxide
- C08G64/34—General preparatory processes using carbon dioxide and cyclic ethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/20—General preparatory processes
- C08G64/205—General preparatory processes characterised by the apparatus used
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/20—General preparatory processes
- C08G64/32—General preparatory processes using carbon dioxide
- C08G64/323—General preparatory processes using carbon dioxide and alcohols
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/20—General preparatory processes
- C08G64/32—General preparatory processes using carbon dioxide
- C08G64/326—General preparatory processes using carbon dioxide and phenols
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
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Abstract
Description
参数 | 实施例2 | 对比例2 |
引发剂:环氧单体摩尔比 | 1/40 | 1/40 |
反应温度(℃) | 100 | 100 |
环氧化物转化率<sup>1</sup>(%) | >99 | 48 |
环碳酸酯质量分数W<sub>PC</sub><sup>2</sup> | 11 | 17 |
碳酸酯链节比例(%)<sup>3</sup> | 83 | 62 |
M<sub>n</sub><sup>4</sup>(g/mol) | 3530 | 1290 |
PDI<sup>5</sup> | 1.13 | 1.51 |
参数 | 实施例3 | 对比例3 |
引发剂:环氧单体摩尔比 | 1/40 | 1/40 |
反应温度(℃) | 90 | 90 |
环氧化物转化率<sup>1</sup>(%) | >99 | >99 |
环碳酸酯质量分数W<sub>PC</sub><sup>2</sup> | 9 | 16 |
碳酸酯链节比例(%)<sup>3</sup> | 92 | 83 |
M<sub>n</sub><sup>4</sup>(g/mol) | 3550 | 3250 |
PDI<sup>5</sup> | 1.14 | 2.46 |
Claims (13)
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