RU96100244A - TETRAFTORETHYLENE THERMAL-PROCESSED COPOLYMERS - Google Patents

TETRAFTORETHYLENE THERMAL-PROCESSED COPOLYMERS

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Publication number
RU96100244A
RU96100244A RU96100244/04A RU96100244A RU96100244A RU 96100244 A RU96100244 A RU 96100244A RU 96100244/04 A RU96100244/04 A RU 96100244/04A RU 96100244 A RU96100244 A RU 96100244A RU 96100244 A RU96100244 A RU 96100244A
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RU
Russia
Prior art keywords
copolymers
mol
copolymers according
formula
preceding paragraphs
Prior art date
Application number
RU96100244/04A
Other languages
Russian (ru)
Other versions
RU2154650C2 (en
Inventor
Паскуа КОЛАЙАННА
Джулио А. АБУСЛЕМЕ
Original Assignee
Аусимонт С.п.А.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from ITMI950012A external-priority patent/IT1272863B/en
Application filed by Аусимонт С.п.А. filed Critical Аусимонт С.п.А.
Publication of RU96100244A publication Critical patent/RU96100244A/en
Application granted granted Critical
Publication of RU2154650C2 publication Critical patent/RU2154650C2/en

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Claims (9)

1. Тетрафторэтиленовые (ТФЭ) термообрабатываемые сополимеры, включающие
а - 0,1 - 15,0 мол.% фтордиоксола общей формулы
Figure 00000001

где Rf является перфторалкилом, имеющим 1 - 5 атомов углерода;
X1 и X2 одинаковые или различные, являются -F или -CF3;
Z выбран из -F, -H, Cl;
(b) 0 - 15 мол.% перфторированного мономера, выбранного из гексафторпропена (ГФП) и перфторпропилвинилэфира формулы CF2 = CF - ORf p 1, где Rf 1 является перфторалкилом C2 - C4 или их смесей; (с) ТФЭ образует оставшуюся часть до 100% с условием, что общее количество мономеров (а) и (b) ниже или равно 20 мол.%.1. Tetrafluoroethylene (TFE) heat-treatable copolymers, including
a - 0.1 to 15.0 mol.% fluorodioxole of the general formula
Figure 00000001

where R f is perfluoroalkyl having 1 to 5 carbon atoms;
X 1 and X 2 are the same or different, are —F or —CF 3 ;
Z is selected from —F, —H, Cl;
(b) 0 to 15 mol% of a perfluorinated monomer selected from hexafluoropropene (HFP) and a perfluoropropylvinyl ether of the formula CF 2 = CF - OR f p 1 , where R f 1 is perfluoroalkyl C 2 - C 4 or mixtures thereof; (c) TPV forms the remainder to 100% with the condition that the total amount of monomers (a) and (b) is lower or equal to 20 mol.%. 2. Сополимеры по п. 1, где перфторалкилвинилэфир является перфторпропилвинилэфиром. 2. Copolymers according to claim 1, wherein the perfluoroalkyl vinyl ether is a perfluoropropylvinyl ether. 3. Сополимеры по любому из предшествующих пунктов, где фтордиоксол формулы I представлен в количестве 0,5 до 9,0 мол.%. 3. The copolymers according to any one of the preceding paragraphs, where fluorodioxole of formula I is present in an amount of 0.5 to 9.0 mol%. 4. Сополимеры по любому из предшествующих пунктов, где перфторированный мономер (b) представлен в количестве 0 - 10 мол%. 4. The copolymers according to any one of the preceding paragraphs, where the perfluorinated monomer (b) is present in an amount of 0-10 mol%. 5. Сополимеры по любому из предшествующих пунктов, где общее количество (а) и (b) ниже или равно 12 мол.%. 5. The copolymers according to any one of the preceding paragraphs, where the total amount of (a) and (b) is lower or equal to 12 mol.%. 6. Сополимеры по любому из предшествующих пунктов, где в формуле I мономера (а) X1 и X2 оба - F.6. The copolymers according to any one of the preceding paragraphs, where in formula I the monomers (a) X 1 and X 2 are both F. 7. Сополимеры по любому из предшествующих пунктов, где в формуле I мономера (а) Rf выбран из -CF3, - C2F5 и -C3F7.7. The copolymers according to any one of the preceding claims, wherein in formula I of the monomer (a) R f is selected from —CF 3 , —C 2 F 5 and —C 3 F 7 . 8. Сополимеры по любому из предшествующих пунктов, имеющие вязкость расплава такую, чтобы получить индекс вязкости расплава (MFI), измеренной в соответствии со стандартом ASTM D 1238-52Т 0,5 - 50,0 г/10'. 8. Copolymers according to any one of the preceding claims, having a melt viscosity such as to obtain a melt viscosity index (MFI), measured in accordance with ASTM D 1238-52T 0.5 - 50.0 g / 10 '. 9. Сополимеры по п.8, где индекс вязкости расплава (MFI) составляет 1 - 30 г/10'. 9. The copolymers of claim 8, where the melt viscosity index (MFI) is 1 - 30 g / 10 '.
RU96100244/04A 1995-01-04 1996-01-03 Heat-treated tetrafluoroethylene copolymers RU2154650C2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ITMI950012A IT1272863B (en) 1995-01-04 1995-01-04 THERMOPROCESSABLE COPOLYMERS OF TETRAFLUOROETHYLENE
ITM195A000012 1995-01-04
ITMI95A000012 1996-01-04

Publications (2)

Publication Number Publication Date
RU96100244A true RU96100244A (en) 1998-03-27
RU2154650C2 RU2154650C2 (en) 2000-08-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU96100244/04A RU2154650C2 (en) 1995-01-04 1996-01-03 Heat-treated tetrafluoroethylene copolymers

Country Status (9)

Country Link
US (1) US6066707A (en)
EP (1) EP0720992B1 (en)
JP (1) JP3719749B2 (en)
AT (1) ATE179722T1 (en)
DE (1) DE69509489T2 (en)
ES (1) ES2132510T3 (en)
IT (1) IT1272863B (en)
RU (1) RU2154650C2 (en)
TW (1) TW426692B (en)

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US7122609B2 (en) * 2003-05-14 2006-10-17 E. I. Du Pont De Nemours And Company High melt flow fluoropolymer
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EP1836231B1 (en) 2003-12-01 2009-04-22 Japan Science and Technology Agency Fluorinated polymers, method for producing the fluorinated compounds and polymers
US9988476B2 (en) 2012-12-05 2018-06-05 Solvay Specialty Polymers Italy S.P.A. Melt-processable perfluoropolymers having improved thermal and mechanical properties after heating treatment

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