RU2004100076A - Branched copolyimides based on 4,5-bis (3-aminophenoxy) phthalic acid and aminophenoxyphthalic acids - Google Patents

Branched copolyimides based on 4,5-bis (3-aminophenoxy) phthalic acid and aminophenoxyphthalic acids Download PDF

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RU2004100076A
RU2004100076A RU2004100076/04A RU2004100076A RU2004100076A RU 2004100076 A RU2004100076 A RU 2004100076A RU 2004100076/04 A RU2004100076/04 A RU 2004100076/04A RU 2004100076 A RU2004100076 A RU 2004100076A RU 2004100076 A RU2004100076 A RU 2004100076A
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branched
copolyimides
aminophenoxy
phthalic acid
bis
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RU2004100076/04A
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Russian (ru)
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RU2260017C1 (en
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Александр Алексеевич Кузнецов (RU)
Александр Алексеевич Кузнецов
Павел Владимирович Бузин (RU)
Павел Владимирович Бузин
Марина Юрьевна Яблокова (RU)
Марина Юрьевна Яблокова
Игорь Геннадьевич Абрамов (RU)
Игорь Геннадьевич Абрамов
Алексей Владимирович Смирнов (RU)
Алексей Владимирович Смирнов
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Институт синтетических полимерных материалов (ИСПМ) им. Н.С. Ениколопова РАН (RU)
Институт синтетических полимерных материалов (ИСПМ) им. Н.С. Ениколопова РАН
Ярославский государственный технический университет (ЯрГТУ) (RU)
Ярославский государственный технический университет (ЯрГТУ)
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Priority to RU2004100076/04A priority Critical patent/RU2260017C1/en
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Claims (4)

1. Разветвленные сополиимиды, характеризующиеся тем, что они содержат статистически распределенные по макромолекуле звенья1. Branched copolyimides characterized in that they contain links statistically distributed over the macromolecule дендритной структуры формулы (I)dendritic structure of formula (I)
Figure 00000001
Figure 00000001
звенья линейной структуры формул (II) и (III)links of the linear structure of formulas (II) and (III)
Figure 00000002
Figure 00000002
где R=H, оксифенильный, или N-морфолинильный радикалы и концевые звенья структуры формулы (IV)where R = H, hydroxyphenyl, or N-morpholinyl radicals and terminal units of the structure of formula (IV)
Figure 00000003
Figure 00000003
2. Разветвленные сополиимиды по п.1, характеризующиеся тем, что соотношение суммарной доли звеньев структур (I), (II) и (IV) к суммарной доле звеньев структуры (III) составляет от 0,01:0,99 до 0,99:0,01.2. The branched copolyimides according to claim 1, characterized in that the ratio of the total share of units of structures (I), (II) and (IV) to the total share of units of structure (III) is from 0.01: 0.99 to 0.99 : 0.01. 3. Разветвленные сополиимиды по пп.1 или 2, характеризующиеся тем, что они получены сополиконденсацией с одновременной или последующей циклизацией смеси 4,5-бис(3-аминофенокси)фталевой кислоты с по крайней мере одной аминофенокси фталевой кислоты, выбранной из ряда кислот общей формулы (V)3. Branched copolyimides according to claims 1 or 2, characterized in that they are obtained by copolycondensation with simultaneous or subsequent cyclization of a mixture of 4,5-bis (3-aminophenoxy) phthalic acid with at least one aminophenoxy phthalic acid selected from a number of common acids formulas (V)
Figure 00000004
Figure 00000004
где Y представляет собой трехвалентный радикал из ряда радикалов общей химической структуры (VI) или (VII)where Y represents a trivalent radical from a number of radicals of the General chemical structure (VI) or (VII)
Figure 00000005
Figure 00000005
где R имеет вышеуказанные значения.where R has the above meanings.
4. Разветвленные сополиимиды по п.3, характеризующиеся тем, что поликонденсация с одновременной циклизацией осуществлена в расплаве, по крайней мере, одной ароматической монокарбоновой кислоты, предпочтительно бензойной, при температуре 110-180°С.4. The branched copolyimides according to claim 3, characterized in that the polycondensation with simultaneous cyclization is carried out in the melt of at least one aromatic monocarboxylic acid, preferably benzoic acid, at a temperature of 110-180 ° C.
RU2004100076/04A 2004-01-06 2004-01-06 Branched co-polyimides based on 4,5-bis-(3-aminophenoxy)phthalic acid and aminophenoxyphthalic acids RU2260017C1 (en)

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