CA2675424A1 - Polypropolyne compositions for the manufacture of microporous membranes - Google Patents

Polypropolyne compositions for the manufacture of microporous membranes Download PDF

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Publication number
CA2675424A1
CA2675424A1 CA002675424A CA2675424A CA2675424A1 CA 2675424 A1 CA2675424 A1 CA 2675424A1 CA 002675424 A CA002675424 A CA 002675424A CA 2675424 A CA2675424 A CA 2675424A CA 2675424 A1 CA2675424 A1 CA 2675424A1
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Prior art keywords
composition
molecular weight
less
polyethylene
microporous membrane
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CA002675424A
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French (fr)
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CA2675424C (en
Inventor
Patrick Brant
Jeffrey L. Brinen
Zerong Lin
Koichi Kono
Kohtaro Kimishima
Hiroyuki Ozaki
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Toray Industries Inc
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Individual
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    • 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
    • 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/04—Monomers containing three or four carbon atoms
    • C08F10/06—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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/04—Monomers containing three or four carbon atoms
    • C08F210/06—Propene
    • 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
    • C08L23/14—Copolymers of propene
    • 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
    • C08L23/14—Copolymers of propene
    • C08L23/142—Copolymers of propene at least partially crystalline copolymers of propene with other olefins
    • 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
    • C08F110/02—Ethene
    • 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
    • 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
    • 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0869—Acids or derivatives thereof
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Cell Separators (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Laminated Bodies (AREA)

Abstract

Disclosed herein is a polymer composition, its manufacture and use, said composition may comprise greater than about 90 mole % propylene monomer, and having a unique combination of properties, including one or more of the following: a heat of fusion of more than about 108 J/g, a melting point of 165°C or higher, a Melt Flow Rate so low that it is essentially not measurable and a molecular weight of greater than about 1.5 x 106. Further disclosed herein are blends or mixtures of the present novel polymer composition and products, such as, for example, microporous film structures and the like comprising same.

Claims (20)

1. A polymeric composition comprising greater than 90 mole % propylene monomer, said composition having an intrinsic viscosity greater than 10 dl/g, a heat of fusion greater than 108 J/g, a melting point of 165°C or greater, a molecular weight greater than 1.5 x 10 6, a molecular weight distribution of from 2.5 to 7, a Melt Flow Rate at 230 °C of less than 0.01 dg/minute, an amount of extractable species of 0.5 wt.% or less based on the weight of the polymeric composition, and stereo defects less than 50 per 10,000 carbon atoms.
2. The polymeric composition of claim 1 having an mmmm pentad fraction of greater than 96 mol% mmmm pentads.
3. The polymeric composition of claims 1 or 2 comprising greater than 99.99 mol%
propylene monomer.
4. The polymeric composition of any of claims 1 - 3 having a molecular weight greater than 1.75 x 10 6.
5. The polymeric composition of any of claims 1 - 4 having an intrinsic viscosity greater than 11 dl/g, a heat of fusion greater than 110 J/g, a melting point of 166°C or greater, a molecular weight greater than 1.5 x 10 6, a molecular weight distribution of from 2.5 to 7, a Melt Flow Rate at 230 °C of less than 0.01 dg/minute, and stereo defects less than 40 per 10,000 carbon atoms.
6. The polymeric composition any of claims 1 - 5 comprising greater than 95 mole %
propylene monomer.
7. The polymeric composition of claim 5 comprising greater than 99.99 mole %
propylene monomer.
8. The polymeric composition of claim 5 having a molecular weight greater than 2.0 x 10 6.
9. The polymeric composition any of claims 1 - 8 and a second polyolefin.
10. A composition comprising polyethylene and a propylene polymer composition comprising greater than 90 mole % propylene monomer, said propylene polymer composition having an intrinsic viscosity greater than 10 dl/g, a heat of fusion greater than 108 J/g, a melting point of 165°C or greater, a molecular weight greater than 1.5 x 10 6, a molecular weight distribution of from 2.5 to 7, a Melt Flow Rate at 230 °C of less than 0.2 dg/minute, and stereo defects less than 50 per 10,000 carbon atoms.
11. The composition of claim 10 wherein the polyethylene comprises a first polyethylene having a molecular weight of 5 x 10 5 or more, a second polyethylene having a molecular weight of 1 x 10 4 or more and less than 5 x 10 5, or both the first and second polyethylenes.
12. The composition of claims 10 or 11, wherein the first polyethylene comprises ultra high molecular weight polyethylene and the second polyethylene comprises at least one of high-density polyethylene, medium-density polyethylene, branched low-density polyethylene, and linear low-density polyethylene.
13. The composition of any of claims 10 - 12 wherein the ultra high molecular weight polyethylene is an ethylene homopolymer or an ethylene/.alpha.-olefin copolymer containing a small amount of an .alpha.-olefin other than ethylene.
14. The composition of any of claims 10 - 13 wherein the propylene polymer composition has an intrinsic viscosity greater than 11 dl/g, a heat of fusion greater than 110 J/g, a melting point of 166°C or greater, a molecular weight greater than 1.5 x 10 6, a molecular weight distribution of from 2.5 to 7, a Melt Flow Rate at 230 °C of less than 0.01 dg/minute, an amount of extractable species of 0.5 wt.% or less based on the weight of the propylene polymer composition, and stereo defects less than 40 per 10,000 carbon atoms.
15. A microporous membrane comprising the composition of any of claims 10 -14.
16. A battery comprising an anode, a cathode, an electrolyte, and the microporous membrane of claim 15, wherein the microporous membrane is located at least between the anode and the cathode.
17. A method for producing a microporous membrane comprising the steps of (1) combining a diluent or solvent and a first polyolefin composition prepare a first polyolefin solution, the first polyolefin composition comprising greater than 90 mole %
propylene monomer and having one or more of the following (a) an intrinsic viscosity greater than 10 dl/g, (b) a heat of fusion greater than 108 J/g, a melting point of 165°C or greater, (c) a molecular weight greater than 1.5 x 10 6, (d) a molecular weight distribution of from 2.5 to 7, (e) a Melt Flow Rate at 230°C of less than 0.01 dg/minute, (f) an amount of extractable species of 0.5 wt.% or less based on the weight of the polyolefin composition, (g) a meso pentad fraction of greater thatn 96 mol% mmmm pentads, and (h) an amount of stereo defects less than 50 per 10,000 carbon atoms;
(3) extruding the first polyolefin solution through at least one die to form an extrudate, (5) removing at east a portion of the membrane-forming solvent from the cooled extrudate or extrudate to form a solvent-removed sheet, and (6) removing any volatile species from the sheet, e.g., by drying, to form the microporous membrane.
18. The method of claim 17, further comprising (7) stretching the microporous membrane after step (6), (8) contacting the microporous membrane with a hot solvent between steps (4) and (7), ment step (8), etc. can be conducted between steps (4) and (5), and after step (6), conducting one or more of (9) stretching the microporous membrane and (10) cross-linking step the microporous membrane using ionizing radiation.
19. The method of claim 17, further comprising (2) combining a second polyolefin composition and a second membrane-forming solvent to prepare a second polyolefin solution, and extruding the second polyolefin solution through at least one die to form a multilayer extrudate
20. The method of claims 17 or 19 further comprising (4) cooling the extrudate to form a cooled extrudate prior to step (5).
CA2675424A 2007-01-19 2008-01-17 Polypropolyne compositions for the manufacture of microporous membranes Active CA2675424C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US88124707P 2007-01-19 2007-01-19
US60/881,247 2007-01-19
PCT/US2008/051352 WO2008140835A1 (en) 2007-01-19 2008-01-17 Polymeric material and its manufacture and use

Publications (2)

Publication Number Publication Date
CA2675424A1 true CA2675424A1 (en) 2008-11-20
CA2675424C CA2675424C (en) 2012-04-03

Family

ID=37963782

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2675424A Active CA2675424C (en) 2007-01-19 2008-01-17 Polypropolyne compositions for the manufacture of microporous membranes

Country Status (7)

Country Link
EP (1) EP2104711A1 (en)
JP (1) JP2010516842A (en)
KR (1) KR101126916B1 (en)
CN (1) CN101641406B (en)
CA (1) CA2675424C (en)
TW (1) TW200904883A (en)
WO (1) WO2008140835A1 (en)

Families Citing this family (15)

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Publication number Priority date Publication date Assignee Title
JP5653761B2 (en) * 2009-01-07 2015-01-14 株式会社プライムポリマー Polypropylene resin composition for forming microporous film
JPWO2010107052A1 (en) * 2009-03-17 2012-09-20 株式会社プライムポリマー Polypropylene for film capacitor, polypropylene sheet for film capacitor, production method thereof, and use thereof
JP5658738B2 (en) 2009-03-30 2015-01-28 東レバッテリーセパレータフィルム株式会社 Microporous membranes, methods for producing such membranes, and use of such membranes as battery separator films
JP2012524684A (en) 2009-04-23 2012-10-18 東レバッテリーセパレータフィルム株式会社 Thermoplastic films, methods for producing such films, and use of such films as battery separator films
JP2012524683A (en) 2009-04-23 2012-10-18 東レバッテリーセパレータフィルム株式会社 Thermoplastic films, methods for producing such films, and use of such films as battery separator films
EP2443685B1 (en) 2009-06-19 2014-07-16 Toray Battery Separator Film Co., Ltd. Microporous membranes, methods for making such membranes, and the use of such membranes as battery separator film
US8951677B2 (en) 2009-06-19 2015-02-10 Toray Battery Separator Film Co., Ltd. Microporous membranes, methods for making such membranes, and the use of such membranes as battery separator film
EP2512641A1 (en) 2009-12-18 2012-10-24 Toray Battery Separator Film Godo Kaisha Microporous membranes, methods for making same and their use as battery separator films
WO2011086823A1 (en) 2010-01-13 2011-07-21 Toray Tonen Specialty Separator Godo Kaisha Microporous membranes and methods for producing and using such membranes
US20110223485A1 (en) 2010-03-15 2011-09-15 Toray Tonen Specialty Separator Godo Kaisha Microporous membranes, methods for making these membranes, and the use of these membranes as battery separator films
EP2604646B1 (en) 2010-08-12 2016-01-20 Toray Battery Separator Film Co., Ltd. Microporous film, process for production of the film, and use of the film
CN102148346B (en) * 2011-03-11 2013-04-24 河南义腾新能源科技有限公司 Polyolefin microporous diaphragm and preparation method thereof
CN109810398A (en) * 2017-11-21 2019-05-28 中国石油天然气股份有限公司 A kind of super high molecular weight isotactic polypropylene resin combination and preparation method thereof
CN109876362A (en) * 2019-02-22 2019-06-14 滁州市超顺装备科技有限公司 A kind of processing method of crosslinked foaming gymnastics pad
CN112724509B (en) * 2020-12-18 2022-08-09 金发科技股份有限公司 Polypropylene composite material and preparation method and application thereof

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Also Published As

Publication number Publication date
KR20090116745A (en) 2009-11-11
WO2008140835A8 (en) 2009-08-20
CN101641406A (en) 2010-02-03
WO2008140835A1 (en) 2008-11-20
JP2010516842A (en) 2010-05-20
KR101126916B1 (en) 2012-03-21
CA2675424C (en) 2012-04-03
EP2104711A1 (en) 2009-09-30
TW200904883A (en) 2009-02-01
CN101641406B (en) 2012-12-26

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