WO2002088229A1 - Chauffage dielectrique de compositions thermoplastiques - Google Patents

Chauffage dielectrique de compositions thermoplastiques Download PDF

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Publication number
WO2002088229A1
WO2002088229A1 PCT/US2002/012021 US0212021W WO02088229A1 WO 2002088229 A1 WO2002088229 A1 WO 2002088229A1 US 0212021 W US0212021 W US 0212021W WO 02088229 A1 WO02088229 A1 WO 02088229A1
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Prior art keywords
monomer
ethylene
vinyl
styrene
inteφolymer
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PCT/US2002/012021
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English (en)
Inventor
Inken Beulich
David C. Kelley
Thomas I. Butler
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Dow Global Technologies, Inc.
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Publication of WO2002088229A1 publication Critical patent/WO2002088229A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • 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
    • 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
    • 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
    • C08L23/0838—Copolymers of ethene with aromatic monomers
    • 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
    • C08L23/10—Homopolymers or 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
    • C08L23/12—Polypropene

Definitions

  • molecular sieve materials which have an ordered crystalline structure providing pores of a substantially uniform diameter.
  • the pores may have diameters in the micro-size range of below about 2 nm or in the meso-size range of from about 2 nm to about 20 nm.
  • the pores are contained within the crystalline structure rather than formed by the spaces between randomly agglomerated crystals.
  • zeolites are the most preferred molecular sieve materials. Zeolites are synthetic or natural crystalline silicates or aluminosilicates with channels of diameters of less than 1.2 nm.
  • M M, / ⁇ [(AlO 2 (SiO 2 ),] . wH 2 O, wherein M represents a cation of valence n, x is the number of aluminum-based tetrahedra and charge balancing cations in the unit cell, y is the number of silicon-based tredrahedra in the unit cell, and w is the number of water molecules in the zeolite pores.
  • the bracketed part of the formula [(AlO 2 ) x (SiO 2 ) ) ] represents the anionic framework composition.
  • the sum (x + y) is the total number of tetrahedra in the unit cell.
  • component (A) is composed of two or more molecular sieve materials, e.g. a mixture of two or more different molecular sieve materials, such as a mixture of different types of zeolites.
  • Exemplary vinyl aromatic monomers include styrene, vinyl toluene, ⁇ -mefhylstyrene, t-butyl styrene, chlorostyrene, including all isomers of these compounds, and the like.
  • Particularly suitable vinyl aromatic monomers include styrene and lower alkyl- or halogen-substituted derivatives thereof.
  • Preferred monomers include styrene, ⁇ -methyl styrene, the lower alkyl-(C 1 -C 4 ) or phenyl-ring substituted derivatives of styrene, such as for example, ortho-, meta-, and para- methylstyrene, the ring halogenated styrenes, para-vinyl toluene or mixtures thereof, and the like.
  • the most preferred aromatic vinyl monomer is styrene.
  • Suitable hindered aliphatic or cycloaliphatic vinyl or vinylidene compounds within the meaning of (ii) (b) or (c) are addition polymerizable vinyl or vinylidene monomers corresponding to the formula:
  • a 1 is a hindered, aliphatic or cycloaliphatic substituent of up to 20 carbons
  • R 1 is selected from the group of radicals consisting of hydrogen and alkyl radicals containing from 1 to 4 carbon atoms, preferably hydrogen or methyl
  • each R 2 is independently selected from the group of radicals consisting of hydrogen and alkyl radicals containing from 1 to 4 carbon atoms, preferably hydrogen or methyl
  • R 1 and A 1 together form a ring system.
  • hindered denotes that the monomer bearing this substituent is normally incapable of addition polymerization by standard Ziegler-Natta polymerization catalysts at a rate comparable with ethylene polymerizations.
  • the term is used in the sense of "sterically bulky” or "sterically hindered".
  • Aliphatic ⁇ -olefins having a simple linear structure including, for example, propylene, butene-1, 4-methyl-l-pentene, hexene-1 or octene-1 are not considered as hindered aliphatic monomers.
  • hindered aliphatic or cycloaliphatic vinyl or vinylidene compounds are the various isomeric vinyl-ring substituted derivatives of cyclohexene and substituted cyclohexenes, and 5-ethylidene-2- norbornene. Especially suitable are 1-, 3-, and 4-vinylcyclohexene.
  • the substantially random inte ⁇ olymer contains a vinyl or vinylidene aromatic monomer and a sterically hindered aliphatic or cycloaliphatic monomer in polymerized form according to (ii) (c), the weight ratio between these two monomer types is not critical.
  • the inte ⁇ olymer component (B) comprises polymer units (ii) derived from either (a) one or more vinyl or vinylidene aromatic monomers, or (b) one or more hindered aliphatic or cycloaliphatic monomers. Vinyl or vinylidene aromatic monomers (a) are preferred over hindered aliphatic or cycloaliphatic monomers.
  • the nonconjugated dienes are not limited to those having only two double bonds, but rather also include those having three or more double bonds.
  • the diene may be inco ⁇ orated in the inte ⁇ olymer component (B) in an amount of from 0 to 15 weight percent based on the total weight of the inte ⁇ olymer.
  • the inte ⁇ olymer component (B) may consist of one, two, three, four or more inte ⁇ olymers, e.g. component (B) may be formed by a blend of inte ⁇ olymers.
  • Preferred inte ⁇ olymers for use as component (B) in the present invention are inte ⁇ olymers comprising one or more vinyl aromatic monomers in combination with ethylene, or a combination of ethylene and one or more C 3 - C 8 alpha olefin monomers, or a combination of ethylene and norbornene.
  • Particularly preferred inte ⁇ olymers include those selected from the group consisting of ethylene/styrene, ethylene/propylene/styrene, ethylene/butene/styrene, ethylene/pentene/styrene, ethylene/hexene/styrene, ethylene/octene/styrene or ethylene/styrene/norbornene.
  • the preferred substantially random inte ⁇ olymers also include the inte ⁇ olymers of ethylene, olefinic monomers and vinyl aromatic monomers as described in US Patent No. 5,872,201 by Yunwa W. Cheung et al., which is inco ⁇ orated herein by reference in its entirety.
  • variable inco ⁇ orated refers to an inte ⁇ olymer, particularly an ethylene/styrene inte ⁇ olymer, manufactured using at least two catalyst systems wherein during inte ⁇ olymerization the catalyst systems are operated at different inco ⁇ oration or reactivity rates.
  • the inte ⁇ olymer product having a total styrene content of 36 weight percent is variably inco ⁇ orated where one catalyst system inco ⁇ orates 22 weight percent styrene and the other catalyst system inco ⁇ orates 48 weight percent styrene and the production split between the two catalyst systems is 47/53 weight percentages.
  • Random inte ⁇ olymers are those in which the monomer units are inco ⁇ orated into the chain such that there exist various combinations of ordering including blockiness, e.g. where either the ethylene or the aliphatic alpha-olefin monomer or the sterically hindered vinyl or vinylidene monomer, or both can be repeated adjacent to one another.
  • alternating inte ⁇ olymers are, for example, alternating ethylene/styrene inte ⁇ olymers in which the ethylene and the sterically hindered vinylidene monomer occur in repeat alternate sequences on the polymer chain in atactic or stereospecific structures (such as isotactic or syndiotactic) or in combinations of the general formula (AB) n
  • substantially random as used herein in reference to the inte ⁇ olymers comprising the above-mentioned monomers (a), (b), (c) and optionally (d), and to ethylene/ styrene inte ⁇ olymers in particular, generally means that the distribution of the monomers composing the inte ⁇ olymer can be described by the Bernoulli statistical model or by a first or second order Markovian statistical model, as described by J. C. Randall in Polymer Sequence Determination. Carbon- 13 NMR Method. Academic Press New York, 1977, pp. 71-78, the disclosure of which is inco ⁇ orated herein by reference.
  • Substantially random inte ⁇ olymers do not contain more than 15 mole percent of the total amount of vinyl or vinylidene aromatic monomer in blocks of vinyl or vinylidene aromatic monomer of more than 3 units.
  • the substantially random inte ⁇ olymer is not characterized by a high degree (greater than 50 mole percent) of either isotacticity or syndiotacticity.
  • the peak areas corresponding to the main chain methylene and methine carbons representing either meso diad sequences or racemic diad sequences should not exceed 75 percent of the total peak area of the main chain methylene and methine carbons.
  • a preferred method of preparation of the substantially random inte ⁇ olymers includes polymerizing a mixture of polymerizable monomers in the presence of one or more metallocene or constrained geometry catalysts in combination with various cocatalysts, as described in EP-A-0,416,815 by James C. Stevens et al. and US Patent No. 5,703,187 by Francis J. Timmers, both of which are inco ⁇ orated herein by reference in their entirety.
  • Preferred operating conditions for such polymerization reactions are pressures from atmospheric up to 3000 atmospheres and temperatures from -30°C to 200°C.
  • Polymerizations and unreacted monomer removal at temperatures above the autopolymerization temperature of the respective monomers may result in formation of some amounts of homopolymer polymerization products resulting from free radical polymerization.
  • the substantially random C 2 - C 20 olefin/vinyl aromatic monomer inte ⁇ olymers can also be prepared by the methods described in JP 07/278230 employing compounds shown by the general formula
  • Cp 1 and Cp 2 are cyclopentadienyl groups, indenyl groups, fluorenyl groups, or substituents of these, independently of each other;
  • R 1 and R 2 are hydrogen atoms, halogen atoms, hydrocarbon groups with carbon numbers of 1-12, alkoxyl groups, or aryloxyl groups, independently of each other;
  • m is a group IV metal, preferably Zr or Hf, most preferably Zr; and
  • R 3 is an alkylene group or silanediyl group used to cross-link Cp 1 and Cp 2 .
  • the substantially random aliphatic olefin/vinyl aromatic (co-)monomer inte ⁇ olymers can also be prepared by the methods described by John G. Bradfute et al. (W. R. Grace & Co.) in WO 95/32095; by R. B. Pannell (Exxon Chemical Patents, Inc.) in WO 94/00500; and in Plastics Technology, p. 25 (September 1992), all of which are inco ⁇ orated herein by reference in their entirety.
  • inte ⁇ olymers which comprise at least one aliphatic olefin/vinyl aromatic/vinyl aromatic/aliphatic olefin tetrad disclosed in WO 98/09999 by Francis J. Timmers et al.. These inte ⁇ olymers contain additional signals in their carbon-13 NMR spectra with intensities greater than three times the peak to peak noise. These signals appear in the chemical shift ranges of 43.70 - 44.25 ppm and 38.0 - 38.5 ppm. Specifically, major peaks are observed at 44.1, 43.9, and 38.2 ppm.
  • R independently each occurrence is (including where appropriate all isomers) hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, benzyl, phenyl or silyl or (where appropriate) two such R groups are linked together forming a fused ring system such as indenyl, fluorenyl, tetrahydroindenyl, tetrahydrofluorenyl, or octahydrofluorenyl.
  • titanium-based constrained geometry catalysts [N-(l,l-dimethylethyl)-l,l-dimethyl-l-[(l,2,3,4,5- ⁇ )-l,5,6,7-tetrahydro-s- indacen-l-yl]silanaminato(2-)-N] titanium dimethyl; (l-indenyl)(tert-butylamido)dimethyl- silane titanium dimethyl; ((3-tert-butyl)(l,2,3,4,5- ⁇ )-l-indenyl)(tert-butylamido) dimethylsilane titanium dimethyl; and ((3-iso-propyl)(l,2,3,4,5- ⁇ )-l-indenyl)(tert-butyl amido)dimethylsilane titanium dimethyl, or any combination thereof and the like.
  • the density of the substantially random inte ⁇ olymer is generally about 0.930 g/cm 3 or more, preferably from about 0.930 to about 1.045 g/cm 3 , more preferably from about 0.930 to about 1.040 g/cm 3 , most preferably from about 0.930 to about 1.030 g/cm 3 .
  • the molecular weight distribution, M w /M n is generally from about 1.5 to about 20, preferably from about 1.8 to about 10, more preferably from about 2 to about 5.
  • the inte ⁇ olymer styrene content and the content of atactic polystyrene (aPS) in an inte ⁇ olymer of component (B) wherein the vinyl aromatic monomer is styrene can be determined using methods known in the art, in particular using proton nuclear magnetic resonance ( J H-NMR).
  • J H-NMR proton nuclear magnetic resonance
  • the following protocol illustrates the determination of the inte ⁇ olymer styrene content and the aPS content for an ethylene/styrene inte ⁇ olymer and an ethylene/propylene/styrene inte ⁇ olymer.
  • ⁇ -NMR spectrum for a sample of polystyrene, StyronTM 680 Polystyrene (available from The Dow Chemical Company, Midland, Michigan, U.S.A.) is acquired.
  • the protons are "labeled”: b, branch; ⁇ , alpha; o, ortho; m, meta; p, para, as indicated in the following formula.
  • the 'H- NMR spectra have integrals C 7 ⁇ , 6 , and C al defined such that the integration of the peak at 7.1 ppm includes all the aromatic protons of the copolymer as well as the ortho and para protons of aPS.
  • integration of the aliphatic region C al in the spectrum of the inte ⁇ olymers includes aliphatic protons from both the aPS and the inte ⁇ olymer with no clear baseline resolved signal from either polymer.
  • the integral of the peak at 6.6 ppm Ag 6 is resolved from the other aromatic signals and it is believed to be due solely to the aPS homopolymer (probably the meta protons).
  • C a also includes the protons of the propylene unit in the polymers backbone and an additional integral C Me (0.9 to 0.5 ppm) is defined in the 1 H- NMR spectrum from the protons of the methyl side chain.
  • the total styrene content can also be determined by quantitative Fourier Transform Infrared Spectroscopy (FTIR).
  • FTIR Fourier Transform Infrared Spectroscopy
  • the HF responsive compositions according to the present invention may optionally comprise one or more other polymers.
  • Such polymer or polymers may prove especially useful in designing compositions and corresponding structures which have specifically desired or required performance attributes.
  • Any other suitable polymer for example an organic natural polymer or preferably an organic synthetic polymer, may be inco ⁇ orated into the composition.
  • One of skill in the art will choose a polymer that imparts certain desired characteristics to the composition of the invention and does not adversely affect its HF responsive properties.
  • inco ⁇ oration of an additional polymers which is not an inte ⁇ olymer within the definition of component (B) above may provide more preferred mechanical strength or tensile strength characteristics to a composition or structure according to the present invention.
  • Suitable optional homopolymers and copolymers for blending with the above- defined inte ⁇ olymers and inco ⁇ oration in the compositions of the invention include , but are not limited to, homopolymers of ethylene or aliphatic alpha-olefins having from 3 to 8 carbon atoms, such as polyethylene or polypropylene, and copolymers of ethylene and one or more alpha-olefins having from 3 to 8 carbon atoms, such as ethylene-propylene copolymers, ethylene-1-octene copolymers, propylene-ethylene random inte ⁇ olymers; inte ⁇ olymers of propylene and at least one ⁇ -olefin containing from 4 to about 8 carbon atoms, te ⁇ olymers of ethylene, propylene and a diene, such as ethylene propylene diene rubber (EPDM) or rubber-toughened polypropylene.
  • EPDM ethylene propylene diene rubber
  • component (D) excludes any molecular sieve material suitable as component (A).
  • the amount of inorganic filler inco ⁇ orated in the HF responsive composition of the invention largely depends upon the desired end use of said composition.
  • the maximum acceptable amount of filler depends upon the density of the inorganic filler. The higher the filler density, the higher the maximum acceptable amount of filler in the composition (based on the total weight of the composition).
  • the amount of component (D) in the compositions of the invention ranges from 0 to about 70 weight percent (based on the total weight of components (A), (B), (C) and (D) in the composition).
  • the combined amounts of the molecular sieve component (A) and filler component (D) do not exceed about 70 weight percent.
  • Monolayer films (thickness 200 microns) made from the compositions of Example 1 are HF welded by application of dielectric heating.
  • a 1.5 kW BIMA S 361 high frequency generator equipped with a rectangular brass electrode (0.6 cm x 10 cm) opposing a flat brass counter electrode is operated at a frequency of 27.12 MHz.
  • the die is closed with two films of the candidate material in between. Various power settings are used, the electrodes are not preheated.
  • a pressure of 0.7 bar is applied during the welding cycle. After completion of the welding cycle, the die is opened. The material is subjected to a welding cycle of 8 seconds, with a HF heating phase of 4 seconds and a cooling/holding phase of 4 seconds.

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
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  • Polymers & Plastics (AREA)
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Abstract

L'invention porte sur une composition à réponse haute fréquence (HF) comprenant : (A) un matériau de tamis moléculaire, et (B) au moins un interpolymère contenant : (i) des unités polymériques dérivées d'au moins un monomère d'oléfine aliphatique possédant de 2 à 20 atomes de carbone ; et (ii) des unités polymériques dérivées de : (a) au moins un monomère aromatique de vinylidène ou de vinyle, ou (b) d'au moins un monomère aliphatique à encombrement stérique ou un monomère de vinyle cycloaliphatique ou un monomère de vinylidène, ou (c) d'une combinaison d'au moins un monomère aromatique de vinyle ou de vinylidène et au moins un monomère aliphatique à encombrement stérique ou un monomère de vinyle cycloaliphatique ou un monomère de vinylidène et, facultativement, (d) des unités polymériques dérivées d'au moins un monomère polymérisable éthylénique insaturé différente de ceux dérivés de (a), (b), ou (c). La composition à réponse HF selon l'invention peut être chauffée au cours d'un processus de chauffage diélectrique et est utile, par exemple, dans la fabrication d'articles qui sont formés ou assemblés au moyen de techniques de soudage HF.
PCT/US2002/012021 2001-04-25 2002-04-17 Chauffage dielectrique de compositions thermoplastiques WO2002088229A1 (fr)

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US28631501P 2001-04-25 2001-04-25
US60/286,315 2001-04-25

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6811680B2 (en) 2001-03-14 2004-11-02 Applied Materials Inc. Planarization of substrates using electrochemical mechanical polishing
WO2009138990A1 (fr) * 2008-05-15 2009-11-19 Pythagoras Solar Inc. Matériau d'encapsulation
WO2013096705A1 (fr) 2011-12-21 2013-06-27 Dow Global Technologies Llc Compositions de polyoléfine soudables à haute fréquence contenant des zéolites
WO2013096711A1 (fr) 2011-12-21 2013-06-27 Dow Global Technologies Llc Compositions de polyoléfine soudables haute fréquence comprenant des polymères polaires
WO2016054242A1 (fr) 2014-10-02 2016-04-07 Dow Global Technologies Llc Compositions polymères à base d'éthylène pouvant être soudées à haute fréquence présentant de bonnes propriétés ignifuges
EP3533849A4 (fr) * 2016-10-27 2020-07-01 LINTEC Corporation Film de liaison à chauffage diélectrique et procédé de liaison utilisant le film de liaison à chauffage diélectrique
EP4190858A1 (fr) 2021-12-03 2023-06-07 Borealis AG Composition de polyoléfine soudable à haute fréquence

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62121759A (ja) * 1985-08-27 1987-06-03 Matsushita Electric Works Ltd ポリフエニレンオキサイド系樹脂組成物およびこの樹脂組成物からなるシ−ト
WO1999019398A1 (fr) * 1997-10-15 1999-04-22 The Dow Chemical Company COMPOSITIONS THERMOPLASTIQUES D'INTERPOLYMERES DE MONOMERES D'α-OLEFINES AVEC UN OU PLUSIEURS MONOMERES VINYLIQUES OU VINYLIDENE AROMATIQUES ET/OU UN OU PLUSIEURS MONOMERES VINYLIQUES OU VINYLYDENE ALIPHATIQUES OU CYCLOALIPHATIQUES ENTRAVES MELANGES A DES HOMOPOLYMERES ET DES COPOLYMERES D'HALOGENURE DE VINYLE

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62121759A (ja) * 1985-08-27 1987-06-03 Matsushita Electric Works Ltd ポリフエニレンオキサイド系樹脂組成物およびこの樹脂組成物からなるシ−ト
WO1999019398A1 (fr) * 1997-10-15 1999-04-22 The Dow Chemical Company COMPOSITIONS THERMOPLASTIQUES D'INTERPOLYMERES DE MONOMERES D'α-OLEFINES AVEC UN OU PLUSIEURS MONOMERES VINYLIQUES OU VINYLIDENE AROMATIQUES ET/OU UN OU PLUSIEURS MONOMERES VINYLIQUES OU VINYLYDENE ALIPHATIQUES OU CYCLOALIPHATIQUES ENTRAVES MELANGES A DES HOMOPOLYMERES ET DES COPOLYMERES D'HALOGENURE DE VINYLE

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Section Ch Week 198728, Derwent World Patents Index; Class A25, AN 1987-193933, XP002208677 *

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6811680B2 (en) 2001-03-14 2004-11-02 Applied Materials Inc. Planarization of substrates using electrochemical mechanical polishing
WO2009138990A1 (fr) * 2008-05-15 2009-11-19 Pythagoras Solar Inc. Matériau d'encapsulation
EP3438185A2 (fr) 2011-12-21 2019-02-06 Dow Global Technologies, LLC Compositions de polyoléfine soudables haute fréquence comprenant des polymères polaires
WO2013096711A1 (fr) 2011-12-21 2013-06-27 Dow Global Technologies Llc Compositions de polyoléfine soudables haute fréquence comprenant des polymères polaires
US9617399B2 (en) 2011-12-21 2017-04-11 Dow Global Technologies Llc High frequency weldable polyolefin compositions containing zeolites
WO2013096705A1 (fr) 2011-12-21 2013-06-27 Dow Global Technologies Llc Compositions de polyoléfine soudables à haute fréquence contenant des zéolites
WO2016054242A1 (fr) 2014-10-02 2016-04-07 Dow Global Technologies Llc Compositions polymères à base d'éthylène pouvant être soudées à haute fréquence présentant de bonnes propriétés ignifuges
US10221304B2 (en) 2014-10-02 2019-03-05 Dow Global Technologies Llc High frequency weldable ethylene-based polymer compositions with good flame retardancy
EP3533849A4 (fr) * 2016-10-27 2020-07-01 LINTEC Corporation Film de liaison à chauffage diélectrique et procédé de liaison utilisant le film de liaison à chauffage diélectrique
US11673340B2 (en) 2016-10-27 2023-06-13 Lintec Corporation Dielectric-heating bonding film and bonding method using dielectric-heating bonding film
EP4190858A1 (fr) 2021-12-03 2023-06-07 Borealis AG Composition de polyoléfine soudable à haute fréquence
WO2023099323A1 (fr) 2021-12-03 2023-06-08 Borealis Ag Composition de polyoléfine soudable à haute fréquence
EP4194500A1 (fr) 2021-12-03 2023-06-14 Borealis AG Composition de polyoléfine soudable à haute fréquence

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