EP1339786A1 - Utilisation de polyetheramines pour l'amelioration durable de la compatibilite d'adherence ou de revetement de corps moules, de fibres et de films a base de polyethylene - Google Patents

Utilisation de polyetheramines pour l'amelioration durable de la compatibilite d'adherence ou de revetement de corps moules, de fibres et de films a base de polyethylene

Info

Publication number
EP1339786A1
EP1339786A1 EP01994747A EP01994747A EP1339786A1 EP 1339786 A1 EP1339786 A1 EP 1339786A1 EP 01994747 A EP01994747 A EP 01994747A EP 01994747 A EP01994747 A EP 01994747A EP 1339786 A1 EP1339786 A1 EP 1339786A1
Authority
EP
European Patent Office
Prior art keywords
polyethylene
polyethylenes
adhesive
films
extrusion
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP01994747A
Other languages
German (de)
English (en)
Inventor
Paul Birnbrich
Jörg-Dieter KLAMANN
Rolf Tenhaef
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF Personal Care and Nutrition GmbH
Original Assignee
Cognis Deutschland GmbH and Co KG
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
Application filed by Cognis Deutschland GmbH and Co KG filed Critical Cognis Deutschland GmbH and Co KG
Publication of EP1339786A1 publication Critical patent/EP1339786A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D179/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen, or carbon only, not provided for in groups C09D161/00 - C09D177/00
    • C09D179/02—Polyamines
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J179/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen, or carbon only, not provided for in groups C09J161/00 - C09J177/00
    • C09J179/02—Polyamines
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • C08L79/02—Polyamines

Definitions

  • polyether amines for the permanent improvement of the adhesive and / or coating compatibility of polyethylene-based moldings, fibers and films
  • the invention relates to the use of polyether amines for the permanent improvement of the adhesive and / or coating compatibility of polyethylene-based moldings, fibers and films.
  • Molded workpieces of any spatial shape including moldings, fibers and polyolefin-based films, are used in a very wide range today.
  • An important problem area is the improvement of the surface properties of these non-polar hydrocarbon compounds due to their structure.
  • the lack of adhesive strength to coatings and bonds is a central problem, for which numerous proposals have been made for decades.
  • the compatibility of the plastic surface with coatings and bonds can be improved by, for example, oxidative aftertreatment methods such as corona or plasma treatment.
  • oxidative aftertreatment methods such as corona or plasma treatment.
  • the plastic is oxidized or chemically modified in the presence of gases and discharges on the surface, which results in certain surface properties of the plastic. Have the fabric modified.
  • these methods always require an additional operation in addition to high energy consumption and lead to ozone emissions in the production of plastic parts.
  • chemical pretreatment processes such as treatment with fluorine or chlorine gas, with chromosulfuric acid or fluorosulfonic acid, etc., have long been known.
  • WO 97/12694 and WO 98/42776 describe the use of amphiphiles for the permanent improvement of the adhesive and / or coating compatibility of polyolefin-based moldings, fibers and films.
  • a mixture comprising (a) predominantly one or more polyolefins, (b) one or more migratable amphiphiles and (c) one or more transition metal compounds are subjected to shaping processing in the customary manner at temperatures in the range from 180 to 320 ° C. , for example extrusion. It is disclosed that dialkanolamides of unsaturated fatty acids, such as oleic acid diethanolamide or linoleic acid diethanolamide, can be used as component b).
  • EP-A-982 353 describes a method for improving the color adhesion on thermoplastic polyolefms.
  • a thermoplastic polyolefin which is a polypropylene-containing blend, is treated with maleated polypropylene and amine-terminated polyesters.
  • EP-A-936 246 describes directly printable thermoplastic polyolefin compositions based on oxidized polyethylene waxes.
  • the complex compositions necessarily contain at least four different components.
  • EP-A-934 975 describes directly printable thermoplastic polyolefin compositions based on maleic anhydride-modified polymers.
  • the complex compositions necessarily contain at least five different components. Description of the invention
  • the object of the present invention was to provide tools with which the adhesive and / or coating compatibility of polyethylene-based moldings, fibers and foils can be sustainably and permanently improved.
  • the invention intends to enable the setting of high-strength bonds which rule out the occurrence of undesired adhesion breaks and ensure destruction of the adhesive joints only by a cohesive break or by a combined cohesion / adhesion break.
  • the present invention relates to the use of polyether amines for the permanent improvement of the adhesive and / or coating compatibility of polyethylene-based foam bodies, fibers and foils, with a mixture containing
  • a shaping processing such as extrusion, calendering, injection molding, blow molding and the like.
  • HDPE high density polyethylene
  • LDPE low density polyethylene
  • VLDPE very low density polyethylene
  • LLDPE linear low density polyethylene
  • MDPE medium density polyethylene
  • UHMPE ultra high molecular polyethylene
  • VPE cross-linked Polyethylene
  • HPPE high pressure polyethylene
  • di- or polyaminopolyalkylene oxide compounds serve as polyetheramines b). This means that on the one hand these compounds contain two or more amino functions (NH or NH 2 functions) and on the other hand contain alkylene oxide units.
  • the last-mentioned building blocks are in particular ethylene oxide, propylene oxide and butylene oxide, ethylene oxide and propylene oxide being particularly preferred.
  • the preparation of the compounds b) is known from the prior art and includes the reaction of compounds containing hydroxyl groups with alkyl oxides, in addition to the subsequent conversion of the resulting terminal hydroxyl groups into amino groups.
  • WO-A-97/03108 (cf. page 8, lines 13-19) refers to the corresponding prior art and states that polyetheramines are usually prepared by amination of polyethers with ammonia in the presence of catalysts such as Ni / Cu / Cr ,
  • the ethoxylation and propoxylation are of particular importance with regard to the reaction of compounds containing hydroxyl groups with alkylene oxides.
  • the procedure is usually as follows: in a first step, the desired hydroxyl group-containing compounds are brought into contact with ethylene oxide and / or propylene oxide and this mixture is reacted in the presence of an alkaline catalyst and at temperatures in the range from 20 to 200.degree. In this way, adducts of ethylene oxide (EO) and / or propylene oxide (PO) received.
  • EO ethylene oxide
  • PO propylene oxide
  • the addition products are preferably EO adducts or PO adducts or EO / PO adducts with the respective hydroxyl group-containing compound; in the case of the EO / PO adducts, the addition of EO and PO can take place statistically or in blocks.
  • Suitable polyether blocks of compounds b) are, for example, polyethylene glycols, polypropylene glycols, copolymers of approximately polyethylene glycols and polypropylene glycols, poly (1,2-butylene) glycols, poly (tetramethylene) glycols.
  • Diamines and triamines are particularly preferred as compounds b). “Diamines and triamines” are to be understood as meaning those polyetheramines b) which have two or three terminal (terminal) NH 2 groups per molecule.
  • the documents EP-B-634 424 and WO- Diamines and triamines described in A-97/03108 The disclosure of these two documents with regard to the structure of these diamines and triamines is hereby expressly incorporated into the teaching of the present invention.
  • Particularly suitable diamines and triamines b) in the context of the present invention are those which are commercially available from Huntsman Petrochemical Corporation under the trade name “Jeffamine”.
  • the following types are particularly preferred in the context of the present invention:
  • the compounds b) preferably have average molecular weights (number average; Mn) in the range from 400 to 12000, in particular between 400 and 6000.
  • the inventive use of said polyetheramines b) ensures that coatings or bonds can adhere to the plastic permanently and without additional pretreatment. Once set, adhesive and / or coating compatibility values are retained over long periods.
  • adhesives and coating compositions which can be brought into contact with the surface-modified polyethylenes according to the invention, so that permanent bonding or coating is achieved, there are no restrictions per se according to the invention.
  • the adhesives all adhesives familiar to the person skilled in the art, in particular the commercially available adhesives, can be used.
  • coatings particular attention should be drawn to the paints.
  • Varnishes are liquid or powdery solid substances that are applied to objects in a thin layer and which, through chemical reaction and / or physical processes, form a solid film that adheres to the surfaces of the objects and has decorative and or protective functions.
  • the coatings also include the application of printing inks, since printing inks are applied to substrates to be printed in a binder layer, the adhesion to the shaped body being mediated by the binder which forms a coating.
  • the mixture containing components a) and b) is used by customary shaping processing techniques which are familiar to the person skilled in the art, such as extrusion, calendering, injection molding and the like.
  • auxiliaries plastic additives
  • slip agents antistatic agents
  • lubricants lubricants
  • mold release agents UV stabilizers
  • antioxidants fillers
  • fire retardants mold release agents
  • nucleating agents and antiblocking agents accordingly pre-assembled in separate form and added during the final mixing of the finished products.
  • the technique customary in practice of using the auxiliaries mentioned in a form in which they are already wholly or partly contained in component a) is expressly included in the scope of the present invention.
  • the extrusion technology it may also be desirable, for example when using the extrusion technology, to meter all or some of the components b) and, if appropriate, further plastic additives directly into the polyethylene melt on the extruder, so that the mixture of components a) and b) - and, if appropriate, further plastic additives - is not already available as a ready-made product from the start, but is only present in the extruder itself.
  • Such a technique is useful, for example, if the compounds b) to be metered into the polymer melt are in liquid form and it is easier to inject this component than a pre-assembly.
  • component a) is HDPE (high density polyethylene) and a temperature in the shaping processing is preferably set in the range from 200 to 300 ° C., in particular 250 to 300 ° C. for HDPE containing carbon black.
  • LDPE low density polyethylene
  • a temperature in the range from 180 to 300 ° C. and in particular 220 to 280 ° C. is preferably set in the shaping processing.
  • the temperature information just given for HDPE and LDPE processing applies in particular to the temperature of the outlet nozzle.
  • the polyethylene molded body is cooled by a maximum of 50 ° C. immediately after it has left the exit nozzle within a period of 0.1 to 5.0 seconds.
  • this temperature difference of 50 ° C - hereinafter also called ⁇ T50 - the equation applies
  • T Aust rit tsdüse the temperature of the exhaust nozzle is to be understood the extruder, iy under Tp 0 e to understand t h yienobe rf IAEC h e the surface temperature of the extruded polyethylene molded article, the non-contact, pertinent known for example using infrared techniques, is measured (for example with an infrared thermometer "IR-TA / Handy 1000" from Chino).
  • the time scale mentioned can be easily transformed into a distance scale.
  • the zero point of the distance scale lies directly at the exit point of the nozzle.
  • the shaping processing of the mixture comprising components a) and b) is carried out by an injection molding process. It is preferred to subject the molded polyethylene body obtained to a thermal aftertreatment at elevated temperature. It is particularly preferred to carry out the thermal aftertreatment in such a way that a surface temperature of the molded polyethylene body of at least 200 ° C. and in particular of about 240 ° C. is set. An IR radiator can be used, for example, to carry out the thermal aftertreatment. The duration of the thermal aftertreatment is preferably at least 4 seconds.
  • customary plastic additives are additionally added during the shaping processing of the polyethylenes. To the plastic additives
  • plastic additives are not subject to any particular restrictions. In principle, therefore, all plastic additives known to those skilled in the art are suitable. For example, reference is made to the standard work Gumbleter / Müller “Plastic Additives” (Munich 1989). Suitable plastic additives include:
  • 1,3-Dicarbonyl compounds which can be used can be linear or cyclic dicarbonyl compounds.
  • Dicarbonyl compounds of the following formula are preferably used
  • R 1 CC 22 alkyl, C 5 -C ⁇ 0 -hydroxyalkyl, C 2 -C 18 alkenyl, phenyl, phenyl substituted by OH, CC 4 - alkyl, C ⁇ -C 4 alkoxy or halogen, C 7 -C 10 -phenylalkyl, C 5 - C 12 -cycloalkyl, Cs-Cn-cycloalkyl substituted by CC -alkyl or a group -R 5 -SR 6 or -R 5 -0- R 6 ,
  • R 2 hydrogen, -CC 8 alkyl, C 2 -C 12 alkenyl, phenyl, C 7 -C 12 alkylphenyl, C 7 - Cio-phenylalkyl or a group -CO- R 4 ,
  • R one of the meanings or —Cig-alkoxy given for R
  • R 4 CC 4 alkyl or phenyl
  • R 5 C 1 -C 10 -alkylene
  • R 6 C r C 2 alkyl, phenyl, C 7 -C 18 alkyl phenyl or C 7 -C 0 phenylalkyl.
  • R 1 and R 3 as alkyl can in particular be -C 18 alkyl, such as methyl, ethyl, n-propyl, isopropyl, n-butyl, tert-butyl, pentyl, hexyl, heptyl, octyl, decyl, dodecyl or octadecyl.
  • R and R as hydroxyalkyl represent in particular a group - (CH 2 ) n -OH, where n is 5, 6 or 7.
  • R 1 and R 3 as alkenyl can mean, for example, vinyl, allyl, methallyl, 1-butenyl, 1-hexenyl or oleyl, preferably allyl.
  • R 1 and R 3 as phenyl substituted by OH, alkyl, alkoxy or halogen can be, for example, tolyl, xylyl, tert-butylphenyl, methoxyphenyl, ethoxyphenyl, hydroxyphenyl, chlorophenyl or dichlorophenyl.
  • R and R as phenylalkyl are in particular benzyl.
  • R and R as cycloalkyl or alkyl-cycloalkyl are in particular cyclohexyl or methylcyclohexyl.
  • R as alkyl can in particular be C r C 4 alkyl.
  • R as C 2 -C 2 alkenyl can in particular be allyl.
  • R 2 as alkylphenyl can in particular be tolyl.
  • R 2 as phenylalkyl can in particular be benzyl.
  • R is preferably hydrogen.
  • R as alkoxy can be, for example, methoxy, ethoxy, butoxy, hexyloxy, octyloxy, dodecyloxy, tridecyloxy, tetradecyloxy or octadecyloxy.
  • R 5 as Cp n-alkylene is in particular C 2 -C alkylene.
  • R as alkyl is especially C -C 2 alkyl, such as butyl, hexyl, octyl, decyl or dodecyl.
  • R as alkylphenyl is especially tolyl.
  • R as phenylalkyl is especially benzyl.
  • 1,3-dicarbonyl compounds of the above formula are acetylacetone, butanoylacetone, heptanoylacetone, stearoylacetone, palmitoylacetone, lauroylacetone, ben-
  • n zoylacetone dibenzoylmethane, lauroylbenzoylmethane, palmitoylbenzoylmethane, stearoylbenzoylmethane, isooctylbenzoylmethane, 5-hydroxycapronylbenzoylmethane, tribenzoylmethane, bis (4-methylbenzoyl) methane, benzoylmethane, benzoylmethane, benzoylmethane Methoxybenzoyl-benzoylmethane, bis (4-methoxybenzoyl) methane, 1-benzoyl-1 -acetylnonane, benzoyl-acetyl-phenylmethane, stearoyl-4-methoxybenzoylmethane, bis (4-tert-butylbenzoyl) methane, benzoylformyl-methane, benzoylmethane, benzoyl
  • R 1 is C 1 -C 18 -alkyl, phenyl, phenyl substituted by OH, methyl or methoxy, C 7 -C- 0 -phenylalkyl or cyclohexyl, R is hydrogen and R is one of the has meanings given for R.
  • 1,3-dicarbonyl compounds of the above formula can be used alone, as mixtures and or as their alkali, alkaline earth and zinc chelates.
  • Polyols and polyol derivatives are, for example, pentaerythritol, dipentaerythritol, tripentaerythritol, bistrimethylolpropane, inositol, polyvinyl alcohol, bistrimethylolethane, trismethylolpropane, sorbitol, maltitol, isomaltitol, lactitol, lycasin, mannitol, lactose, hydroxylate, leucyl), trisethyl (THEIC), palatinite, tetramethylolcyclohexanol, tetramethylolcyclopentanol, tetramethylolcyclopyranol, Glycerin, diglycerin, polyglycerin or thiodiglycerin and reaction products of these polyols with ethylene oxide and / or propylene oxide.
  • the polyols can be esterified or etherified on one or more OH groups.
  • Preferred polyol derivatives which are esters of polyols with carboxylic acids, for example glycerol partial esters of fatty acids, for example glycerol monooleate, glycerol dioleate, glycerol monostearate, glycerol distearate, pentaerytrite or TMP partial esters or esters of dicarboxylic acids (for example adipic acid, maleic acid) with polyols Glycerin or trismethylolpropane.
  • the polyols or polyol derivatives can be used alone or as a mixture with one another.
  • Lubricants and release agents are used.
  • release agents that reduce the frictional resistance mainly between the polymer melt and the steel surface of the machine used in the shaping process; the reduction of the frictional resistance has the consequence that the melt mass pressure is reduced.
  • lubricants mainly act in the polymer melt and set them internal frictional forces, which means that the melt maintains a good plastic flow even at high filler contents, which is important for filling the forming tool.
  • solid or liquid calcium salts and or magnesium salts and / or aluminum salts are used as lubricants or release agents at 20 ° C., which are selected from
  • lubricants or release agents that can be used alone or in combination with one another are the substances known from the prior art for this purpose.
  • the following types of compounds are preferably suitable: hydrocarbon waxes which melt in the temperature range from 70 to 130 ° C., oxidized polyethylene waxes, free fatty acids with 8 to 22 carbon atoms and their branched chain isomers, for example stearic acid or also hydroxystearic acid, ⁇ -olefins, wax esters , ie esters of longer-chain monocarboxylic acids and monoalcohols, primary and secondary, saturated and unsaturated higher alcohols with preferably 16 to 44 carbon atoms in the molecule, ethylenediamine distearate, montanic acid esters of diols, for example ethanediol, 1,3-butanediol and glycerol, mixtures such montanic acid esters with unesterified montanic acids, partial esters of fatty acids with 8 to 22 carbon atom
  • Examples include mixed esters of maleic acid-pentaerythritol-behenic acid, mixed esters of adipic acid-pentaerythritol-oleic acid and mixed esters of adipic acid-pentaerythritol-stearic acid.
  • Such lubricants or release agents can be used in the context of the present invention both individually and in combination with one another, and also in combination with the calcium, magnesium or aluminum salts mentioned above.
  • Plasticizers With regard to plasticizers, express reference is made to page 29, line 20 to page 30, line 26 of EP-A-768 336 cited above. The plasticizers mentioned there are expressly included in the disclosure of the present invention.
  • Epoxidized fatty acid esters With regard to examples of suitable compounds of this class, reference is expressly made to page 31, line 27 to page 31, line 32 of EP-A-768 336 cited above. The epoxidized fatty acid esters mentioned there are expressly included in the disclosure of the present invention.
  • Another object of the present invention is a process for the production of polyethylene moldings, fibers and films, wherein a mixture containing
  • a shaping processing such as extrusion, calendering, injection molding, blow molding and the like.
  • the molded polyethylene articles obtainable using the polyetheramines b), in particular the granules accessible by extrusion, can in turn be used to be used as so-called masterbatches in the processing of bulk plastics.
  • Another object of the present invention is therefore the use of molded polyethylene articles, in particular granules, which are obtainable by containing a mixture
  • a plastic processing machine which is suitable for the continuous mixing and plasticizing of both powder and granular thermoplastics.
  • water cooling which is intended to prevent premature melting of the granules or powder
  • twin screw which is divided lengthways into three heating zones.
  • the temperature of the heating zones and the speed of the twin screw can be controlled via a PL 2000 data processing plast corder, which is connected to the extruder via a PC interface.
  • the following temperatures were set for the production of the polyethylene tapes: Heating zones I-III each 240 ° C., the three heating zones being air-cooled in order to keep the temperatures constant.
  • the polyethylene granules including the respective component b) were automatically drawn into the extruder by the twin screw running counter to one another and conveyed along the screw. The speed was 50 revolutions per minute. As a result, there was a relatively long residence time in the extruder and accordingly good mixing and homogenization guaranteed. This homogeneous and bubble-free mixture finally came into a nozzle, which is a fourth heating zone. The temperature of this outlet nozzle is shown in Table 1.
  • a two-component adhesive was used as the adhesive ("Makroplast" polyurethane adhesive from Henkel KGaA / Düsseldorf).
  • the pot life was about 1 hour.
  • strips with a width of 25 mm were cut from each band and glued on both sides using a template between two wooden boards. There were 5 bonds from each plastic tape manufactures. The use of a template guaranteed that the desired adhesive surface between the modified plastic and the board was adhered to. Wooden clips were used to fix the test specimen. Excess glue has been removed.
  • component a) (polyethylene) additive either a comparison compound or a compound b) according to the invention was used here;
  • the column "%" indicates the amount in which the particular compound -% by weight based on component a) - was used
  • the figures are in Newtons per square millimeter.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

L'invention concerne l'utilisation de polyétheramines pour améliorer durablement la compatibilité d'adhérence ou de revêtement de corps moulés, de fibres et de films à base de polyéthylène. Selon l'invention, on soumet à un traitement de façonnage, tel que l'extrusion, le calandrage, le moulage par injection, le moulage par soufflage ou autre traitement similaire, un mélange contenant : a) principalement un ou plusieurs polyéthylènes et b) 0,01 à 20 % en poids par rapport aux polyéthylènes d'une ou de plusieurs polyétheramines, à des températures comprises entre 180 et 330 DEG C et de la manière habituelle.
EP01994747A 2000-12-07 2001-11-28 Utilisation de polyetheramines pour l'amelioration durable de la compatibilite d'adherence ou de revetement de corps moules, de fibres et de films a base de polyethylene Withdrawn EP1339786A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10060818A DE10060818A1 (de) 2000-12-07 2000-12-07 Verwendung von Polyetheraminen zur dauerhaften Verbesserung der Klebstoff- und/oder Beschichtungs-Kompatibilität von Polyethylen-basierten Formkörpern, Fasern und Folien
DE10060818 2000-12-07
PCT/EP2001/013887 WO2002046298A1 (fr) 2000-12-07 2001-11-28 Utilisation de polyetheramines pour l'amelioration durable de la compatibilite d'adherence ou de revetement de corps moules, de fibres et de films a base de polyethylene

Publications (1)

Publication Number Publication Date
EP1339786A1 true EP1339786A1 (fr) 2003-09-03

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EP01994747A Withdrawn EP1339786A1 (fr) 2000-12-07 2001-11-28 Utilisation de polyetheramines pour l'amelioration durable de la compatibilite d'adherence ou de revetement de corps moules, de fibres et de films a base de polyethylene

Country Status (3)

Country Link
EP (1) EP1339786A1 (fr)
DE (1) DE10060818A1 (fr)
WO (1) WO2002046298A1 (fr)

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GB201520466D0 (en) * 2015-11-20 2016-01-06 Applied Biomimetic As Method of preparing membranes
JOP20190146A1 (ar) 2016-12-19 2019-06-18 Axcella Health Inc تركيبات حمض أميني وطرق لمعالجة أمراض الكبد
CN113167861B (zh) * 2018-11-29 2024-10-11 科思创德国股份有限公司 具有改进的表面品质的lidar传感器系统

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Publication number Priority date Publication date Assignee Title
JPH06128429A (ja) * 1992-10-16 1994-05-10 Mitsui Petrochem Ind Ltd プロピレン系重合体組成物
US5985999A (en) * 1993-07-13 1999-11-16 Huntsman, Petrochemical Corporation Dyeable polyolefin containing polyetheramine modified functionalized polyolefin

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO0246298A1 *

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Publication number Publication date
DE10060818A1 (de) 2002-06-13
WO2002046298A1 (fr) 2002-06-13

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