MD20250037A2 - Polipropilenă adecvată pentru producerea de filme BOPP şi metodă de producţie a acesteia - Google Patents
Polipropilenă adecvată pentru producerea de filme BOPP şi metodă de producţie a acesteiaInfo
- Publication number
- MD20250037A2 MD20250037A2 MDA20250037A MD20250037A MD20250037A2 MD 20250037 A2 MD20250037 A2 MD 20250037A2 MD A20250037 A MDA20250037 A MD A20250037A MD 20250037 A MD20250037 A MD 20250037A MD 20250037 A2 MD20250037 A2 MD 20250037A2
- Authority
- MD
- Moldova
- Prior art keywords
- polypropylene
- films
- producing
- bopp
- relates
- Prior art date
Links
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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/04—Monomers containing three or four carbon atoms
- C08F110/06—Propene
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/04—Polymerisation in solution
- C08F2/06—Organic solvent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
Prezenta invenţie se referă la polipropilenă pentru producerea de pelicule, în special pelicule de polipropilenă biaxial orientată (BOPP). Polipropilena, conform invenţiei, îndeplineşte următoarele caracteristici: distribuţia greutăţii moleculare - MWD în intervalul de la 4,5 la 8,5; conţinutul de fracţie cristalină cu punct de topire peste 178℃, determinat prin metoda de separare izotermă în etape SSA, nu mai mare de 3,5%; indicele de curgere la topire - MFI 230℃/2,16 kg, de la 3,0 la 4,0 g/10 min. Caracteristicile structurale ale polipropilenei revendicate permit obţinerea de pelicule BOPP la o viteză de procesare de peste 430 m/min fără apariţia rupturilor peliculei. Invenţia se referă, de asemenea, la o metodă de obţinere a polipropilenei utilizând tehnologia suspensiei într-un mediu de solvent hidrocarbonat. Polipropilena obţinută prin intermediul acestei tehnologii este caracterizată printr-un set de proprietăţi necesare pentru producerea din aceasta a unor pelicule BOPP cu caracteristici fizice şi mecanice de înaltă calitate şi indicatori optici. În plus, invenţia se referă la o compoziţie care conţine polipropilenă conform invenţiei şi pelicule BOPP, cel puţin un strat din acestea conţinând polipropilenă conform invenţiei. Peliculele conform invenţiei pot fi utilizate pentru producerea de ambalaje, inclusiv ambalaje pentru produse alimentare, benzi adezive, pelicule metalizate etc.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2023103560A RU2812136C1 (ru) | 2023-02-16 | Полиропилен, пригодный для получения бопп-пленок, композиция его содержащая, способ его получения, пленка, его содержащая | |
| PCT/RU2024/050037 WO2024172702A1 (ru) | 2023-02-16 | 2024-02-13 | Полипропилен, пригодный для получения бопп-пленок, и способ его получения |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MD20250037A2 true MD20250037A2 (ro) | 2025-12-31 |
Family
ID=92420501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDA20250037A MD20250037A2 (ro) | 2023-02-16 | 2024-02-13 | Polipropilenă adecvată pentru producerea de filme BOPP şi metodă de producţie a acesteia |
Country Status (2)
| Country | Link |
|---|---|
| MD (1) | MD20250037A2 (ro) |
| WO (1) | WO2024172702A1 (ro) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2341088B1 (en) * | 2009-12-30 | 2012-06-20 | Borealis AG | BOPP with homogeneous film morphology |
| EP2415791B1 (en) * | 2010-08-06 | 2012-11-21 | Borealis AG | BOPP film with high AC breakdown strength |
| EP2820053B1 (en) * | 2012-02-27 | 2016-12-21 | Borealis AG | Process for the preparation of polypropylene with low ash content |
| WO2021126000A1 (en) * | 2019-12-20 | 2021-06-24 | Public Joint Stock Company "Sibur Holding" (Pjsc "Sibur Holding") | A polymer for producing a bopp film with high processing rate |
-
2024
- 2024-02-13 WO PCT/RU2024/050037 patent/WO2024172702A1/ru not_active Ceased
- 2024-02-13 MD MDA20250037A patent/MD20250037A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024172702A1 (ru) | 2024-08-22 |
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