IT7819137A0 - Processo per la depolimerizzazione di polimeri idrossicarbossilati e polimeri cosi' ottenuti. - Google Patents
Processo per la depolimerizzazione di polimeri idrossicarbossilati e polimeri cosi' ottenuti.Info
- Publication number
- IT7819137A0 IT7819137A0 IT7819137A IT1913778A IT7819137A0 IT 7819137 A0 IT7819137 A0 IT 7819137A0 IT 7819137 A IT7819137 A IT 7819137A IT 1913778 A IT1913778 A IT 1913778A IT 7819137 A0 IT7819137 A0 IT 7819137A0
- Authority
- IT
- Italy
- Prior art keywords
- polymers
- depolymerization
- hydroxycarboxylated
- polymers obtained
- hydroxycarboxylated polymers
- Prior art date
Links
- 229920000642 polymer Polymers 0.000 title 2
Classifications
-
- C—CHEMISTRY; METALLURGY
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/50—Partial depolymerisation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/51—Use of fluidized bed in molding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/933—Detergent property or lubricant additive
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polyesters Or Polycarbonates (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7700669A FR2376875A1 (fr) | 1977-01-10 | 1977-01-10 | Procede pour la depolymerisation de polymeres hydroxycarboxyles et polymeres obtenus |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7819137A0 true IT7819137A0 (it) | 1978-01-10 |
IT1092720B IT1092720B (it) | 1985-07-12 |
Family
ID=9185371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19137/78A IT1092720B (it) | 1977-01-10 | 1978-01-10 | Processo per la depolimerizzazione di polimeri idrossicarbossilati e polimeri cosi' ottenuti |
Country Status (7)
Country | Link |
---|---|
US (1) | US4145526A (it) |
JP (1) | JPS5388090A (it) |
BE (1) | BE862619A (it) |
DE (1) | DE2800920A1 (it) |
FR (1) | FR2376875A1 (it) |
GB (1) | GB1548120A (it) |
IT (1) | IT1092720B (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3302496A1 (de) * | 1983-01-26 | 1984-07-26 | Basf Ag, 6700 Ludwigshafen | Verfahren zur erhoehung der wirksamkeit von hochmolekularen vernetzten polycarbonsaeuren |
DE3302495A1 (de) * | 1983-01-26 | 1984-07-26 | Basf Ag | Verfahren zum entfernen von physiologisch bedenklichen loesungsmitteln aus carboxyl- oder saeureanhydridgruppen enthaltenden polymerisaten |
JPS59232811A (ja) * | 1983-06-16 | 1984-12-27 | Sumitomo Chem Co Ltd | 芳香族ポリアミドイミド樹脂成形体の製造方法 |
US4624993A (en) * | 1985-02-08 | 1986-11-25 | Moore And Munger, Inc. | Method for depolymerizing polymers |
US5241026A (en) * | 1986-07-03 | 1993-08-31 | Sandoz Ltd. | Polylactones of poly-α-hydroxyacrylic acid |
DE3720806C2 (de) * | 1986-07-03 | 1997-08-21 | Clariant Finance Bvi Ltd | Verwendung eines Stabilisators in Peroxydbleichverfahren |
US4992528A (en) * | 1988-12-05 | 1991-02-12 | The United States Of America, As Represented By The Administrator Of The National Aeronautics And Space Administration | Light weight polymer matrix composite material |
US6861568B1 (en) * | 1998-05-15 | 2005-03-01 | Wyoming Research Corporation | Process for waste plastic recycling |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2372001A (en) * | 1942-02-26 | 1945-03-20 | Du Pont | Pyrolysis products of solid polymers of ethylene |
NL254392A (it) | 1959-07-31 | |||
US3311583A (en) * | 1963-11-06 | 1967-03-28 | Dow Chemical Co | Terpolymer acrylates-acrylic acid-hydroxyalkyl esters of acrylic acid |
SE375103B (it) * | 1968-02-07 | 1975-04-07 | Toray Industries |
-
1977
- 1977-01-10 FR FR7700669A patent/FR2376875A1/fr active Granted
-
1978
- 1978-01-04 BE BE1008624A patent/BE862619A/xx unknown
- 1978-01-09 US US05/868,467 patent/US4145526A/en not_active Expired - Lifetime
- 1978-01-09 GB GB693/78A patent/GB1548120A/en not_active Expired
- 1978-01-09 JP JP105178A patent/JPS5388090A/ja active Pending
- 1978-01-10 IT IT19137/78A patent/IT1092720B/it active
- 1978-01-10 DE DE19782800920 patent/DE2800920A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2376875A1 (fr) | 1978-08-04 |
IT1092720B (it) | 1985-07-12 |
US4145526A (en) | 1979-03-20 |
DE2800920A1 (de) | 1978-07-13 |
BE862619A (fr) | 1978-07-04 |
GB1548120A (en) | 1979-07-04 |
JPS5388090A (en) | 1978-08-03 |
FR2376875B1 (it) | 1979-04-20 |
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