RU97107349A - A METHOD FOR INCREASING THE MOLECULAR MASS OF POLICONDENSATES - Google Patents

A METHOD FOR INCREASING THE MOLECULAR MASS OF POLICONDENSATES

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Publication number
RU97107349A
RU97107349A RU97107349/04A RU97107349A RU97107349A RU 97107349 A RU97107349 A RU 97107349A RU 97107349/04 A RU97107349/04 A RU 97107349/04A RU 97107349 A RU97107349 A RU 97107349A RU 97107349 A RU97107349 A RU 97107349A
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Prior art keywords
polycondensate
alkyl
polyfunctional compound
ester
monoester
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RU97107349/04A
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Russian (ru)
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RU2158278C2 (en
Inventor
Рудольф Пфаенднер
Курт Хоффманн
Хейнц Хербст
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Циба Спешиалти Кемикалс Холдинг Инк.
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Claims (1)

1. Способ повышения молекулярной массы поликонденсатов, включающий нагрев поликонденсата в температурном диапазоне ниже температуры плавления и выше температуры стеклования в твердой фазе полимера с добавлением к нему по меньшей мере одного пространственно затрудненного сложного поли- или моноэфира гидроксифенилалкилфосфонового эфира или моноэфира.1. A method of increasing the molecular weight of polycondensates, including heating the polycondensate in the temperature range below the melting point and above the glass transition temperature in the solid phase of the polymer with the addition of at least one sterically hindered poly (or monoether) hydroxyphenylalkyl phosphonic ester or monoether. 2. Способ по п.1, в котором используют дополнительно по меньшей мере одно полифункциональное соединение, выбранное из класса, состоящего из эпоксидов, оксазолинов, оксазолонов, оксазинов, изоцианатов, ангидридов, ациллактамов, малеимидов, спиртов, карбодиимидов и сложных эфиров. 2. The method according to claim 1, in which use is additionally at least one polyfunctional compound selected from the class consisting of epoxides, oxazolines, oxazolones, oxazines, isocyanates, anhydrides, acyl lactams, maleimides, alcohols, carbodiimides and esters. 3. Способ по п.1, в котором в качестве поликонденсата используют возвращенный на повторную переработку поликонденсат. 3. The method according to claim 1, in which the polycondensate returned for recycling is used as the polycondensate. 4. Способ по п. 1, в котором в качестве пространственно затрудненного сложного гидроксифенилалкилфосфонового эфира или моноэфира используют соединение формулы I
Figure 00000001

где R1 - изопропил, трет-бутил, циклогексил или циклогексил, замещенный 1-3 C1-C4 алкильными группами;
R2 - водород, C1-C4 алкил, циклогексил или циклогексил, замещенный 1-3 C1-C4 алкильными группами;
R3 - C1-C20 алкил, или незамещенный или C1-C4-алкилзамещенный фенил или нафтил;
R4 - водород, C1-C20 алкил, незамещенный или C1-C4-алкилзамещенный фенил или нафтил; или означает Mr+/r,
Mr+ - катион r-валентного металла;
n - 1, 2, 3, 4, 5 или 6;
r имеет значение 1, 2 или 3.4. The method according to claim 1, wherein a compound of formula I is used as a sterically hindered hydroxyphenylalkylphosphonic ester or monoester.
Figure 00000001

where R 1 is isopropyl, tert-butyl, cyclohexyl or cyclohexyl, substituted with 1-3 C 1 -C 4 alkyl groups;
R 2 is hydrogen, C 1 -C 4 alkyl, cyclohexyl or cyclohexyl, substituted with 1-3 C 1 -C 4 alkyl groups;
R 3 is C 1 -C 20 alkyl, or unsubstituted or C 1 -C 4 -alkyl-substituted phenyl or naphthyl;
R 4 is hydrogen, C 1 -C 20 alkyl, unsubstituted or C 1 -C 4 -alkyl-substituted phenyl or naphthyl; or mean M r + / r,
M r + is the r-valent metal cation;
n is 1, 2, 3, 4, 5 or 6;
r is 1, 2 or 3. 5. Способ по п.1, в котором в качестве пространственного затрудненного сложного гидроксифенилалкилфосфонового эфира или моноэфира используют любое соединение формулы II или III
Figure 00000002

Figure 00000003

6. Способ по п.1, в котором в качестве поликонденсата используют полиамид, сложный полиэфир, поликарбонат или сополимер этих полимеров.5. The method of claim 1, wherein any compound of formula II or III is used as the spatial obstructed hydroxyphenylalkylphosphonic ester or monoester.
Figure 00000002

Figure 00000003

6. The method according to claim 1, in which polyamide, polyester, polycarbonate or copolymer of these polymers are used as the polycondensate. 7. Способ по п.1, в котором в качестве поликонденсата используют полиамид, или соответствующий рецикловый продукт или его сополимер. 7. The method according to claim 1, in which polyamide is used as the polycondensate, or the corresponding recycled product or its copolymer. 8. Способ по п.1, в котором в качестве поликонденсата используют поликарбонат. 8. The method according to claim 1, in which polycarbonate is used as the polycondensate. 9. Способ по п.1, в котором в качестве поликонденсата используют ПЭТФ. 9. The method according to claim 1, in which as the polycondensate is used PET. 10. Способ по п.2, в котором в качестве полифункционального соединения из класса эпоксисоединений используют соединение, содержащее эпоксидные радикалы формулы IV
Figure 00000004

где в случае когда R5 и R7 означают водород, R6 означает водород или метил, а p = 0; или, когда R5 и R7 вместе означают группу -CH2-CH2- или -CH2-CH2-CH2-, то R6 означает водород, а p = 0 или 1, причем указанные радикалы связаны непосредственно с атомами углерода, кислорода, азота или серы.10. The method according to claim 2, wherein a compound containing epoxy radicals of formula IV is used as a polyfunctional compound from the class of epoxy compounds
Figure 00000004

where in the case when R 5 and R 7 mean hydrogen, R 6 means hydrogen or methyl, and p = 0; or, when R 5 and R 7 together mean the group-CH 2 -CH 2 - or-CH 2 -CH 2 -CH 2 -, then R 6 means hydrogen, and p = 0 or 1, and these radicals are linked directly to atoms carbon, oxygen, nitrogen or sulfur. 11. Способ по п.2, в котором в качестве полифункционального соединения из класса спиртов используют пентаэритрит или дипентаэритрит. 11. The method according to claim 2, in which pentaerythritol or dipentaerythritol is used as a polyfunctional compound from the class of alcohols. 12. Способ по п.2, в котором в качестве полифункционального соединения из класса сложных эфиров используют пентаэритритил-тетракис-[3-(3,5-ди-трет-бутил-4-гидроксифенил)пропионат]. 12. The method according to claim 2, in which pentaerythrityl-tetrakis [3- (3,5-di-tert-butyl-4-hydroxyphenyl) propionate] is used as a polyfunctional compound from the class of esters. 13. Способ по п.1, в котором на 100 частей поликонденсата используют от 0,01 до 5 частей пространственно затрудненного сложного гидроксифенилалкилфосфонового эфира или моноэфира. 13. The method according to claim 1, wherein 0.01 to 5 parts of a sterically hindered hydroxyphenyl alkyl phosphonic ester or monoester are used per 100 parts of polycondensate. 14. Способ по п.2, в котором на 100 частей поликонденсата используют от 0,01 до 5 частей полифункционального соединения. 14. The method according to claim 2, wherein from 0.01 to 5 parts of the polyfunctional compound is used per 100 parts of the polycondensate. 15. Способ по п.1, в котором поликонденсат нагревают при от 100 - 5oC ниже температуры плавления в твердой фазе.15. The method according to claim 1, in which the polycondensate is heated at from 100 to 5 o C below the melting point in the solid phase. 16. Применение пространственно затрудненного сложного гидроксифенилалкилфосфонового эфира или моноэфира для повышения молекулярной массы поликонденсата. 16. Use of a sterically hindered hydroxyphenyl alkyl phosphonic ester or monoester to increase the molecular weight of the polycondensate. 17. Применение смеси, состоящей из по меньшей мере одного пространственно затрудненного сложного гидроксифенилалкилфосфонового эфира или моноэфира и по меньшей мере одного полифункционального соединения, выбранного из класса, состоящего из эпоксидов, оксазолинов, оксазолонов. оксазинов, изоцианатов ангидридов, ациллактамов, малеимидов, спиртов, карбодиимидов и сложных эфиров для повышения молекулярной массы поликонденсата. 17. The use of a mixture consisting of at least one spatially obstructed hydroxyphenylalkyl phosphonic ester or monoester and at least one polyfunctional compound selected from the class consisting of epoxides, oxazolines, oxazolones. oxazines, isocyanates of anhydrides, acyllactams, maleimides, alcohols, carbodiimides and esters to increase the molecular weight of the polycondensate. 18. Композиция, содержащая a) возвращенный на повторную переработку поликонденсат, и b) по меньшей мере один пространственно затрудненный сложный гидроксифенилалкилфосфоновый эфир или моноэфир. 18. A composition comprising a) polycondensate returned for reprocessing, and b) at least one sterically hindered hydroxyphenylalkyl phosphonic ester or mono ester. 19. Композиция по п.18, в состав которой дополнительно входит по меньшей мере одно полифункциональное соединение, выбранное из класса, состоящего из эпоксидов, оксазолинов, оксазолонов, оксазинов, изоцианатов, ангидридов, ациллактамов, малеимидов, спиртов, карбодиимидов и сложных эфиров. 19. The composition according to claim 18, which additionally includes at least one polyfunctional compound selected from the class consisting of epoxides, oxazolines, oxazolones, oxazines, isocyanates, anhydrides, acyl lactams, maleimides, alcohols, carbodiimides and esters.
RU97107349/04A 1994-10-14 1995-10-05 Method of preparing polyesters of higher molecular weight RU2158278C2 (en)

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CH3090/94-0 1994-10-14
CH309094 1994-10-14

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JP (1) JP4143983B2 (en)
KR (1) KR100383188B1 (en)
CN (1) CN1074017C (en)
AT (1) ATE211751T1 (en)
AU (1) AU693610B2 (en)
BR (1) BR9509332A (en)
CA (1) CA2200339C (en)
CZ (1) CZ292251B6 (en)
DE (1) DE69524966T2 (en)
ES (1) ES2169767T3 (en)
MX (1) MX9702646A (en)
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SK (1) SK284699B6 (en)
WO (1) WO1996011978A1 (en)

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