FR2789690A1 - Composition for coating paper, useful for labeling or overwrapping plastic packaging, contains meltable polymer and hydrogenated castor oil - Google Patents
Composition for coating paper, useful for labeling or overwrapping plastic packaging, contains meltable polymer and hydrogenated castor oil Download PDFInfo
- Publication number
- FR2789690A1 FR2789690A1 FR9901695A FR9901695A FR2789690A1 FR 2789690 A1 FR2789690 A1 FR 2789690A1 FR 9901695 A FR9901695 A FR 9901695A FR 9901695 A FR9901695 A FR 9901695A FR 2789690 A1 FR2789690 A1 FR 2789690A1
- Authority
- FR
- France
- Prior art keywords
- composition
- labeling
- overwrapping
- castor oil
- hydrogenated castor
- 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.)
- Pending
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 19
- 239000011248 coating agent Substances 0.000 title claims abstract description 11
- 238000000576 coating method Methods 0.000 title claims abstract description 11
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 7
- 238000002372 labelling Methods 0.000 title claims abstract description 6
- 239000004033 plastic Substances 0.000 title claims abstract description 6
- 229920003023 plastic Polymers 0.000 title claims abstract description 6
- 229920000642 polymer Polymers 0.000 title claims abstract description 6
- 239000004359 castor oil Substances 0.000 title claims abstract description 5
- 235000019438 castor oil Nutrition 0.000 title claims abstract description 5
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 title claims abstract description 5
- 239000001993 wax Substances 0.000 claims abstract description 9
- 239000004793 Polystyrene Substances 0.000 claims abstract description 5
- 229920002223 polystyrene Polymers 0.000 claims abstract description 5
- 239000012943 hotmelt Substances 0.000 claims description 7
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 6
- 229920006245 ethylene-butyl acrylate Polymers 0.000 claims description 4
- -1 polyethylene Polymers 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 235000013305 food Nutrition 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 2
- 239000003963 antioxidant agent Substances 0.000 claims description 2
- QYMGIIIPAFAFRX-UHFFFAOYSA-N butyl prop-2-enoate;ethene Chemical class C=C.CCCCOC(=O)C=C QYMGIIIPAFAFRX-UHFFFAOYSA-N 0.000 claims description 2
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical class C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 claims description 2
- VNPZMCWUXKJOHF-UHFFFAOYSA-N ethene;methyl acetate Chemical class C=C.COC(C)=O VNPZMCWUXKJOHF-UHFFFAOYSA-N 0.000 claims description 2
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 2
- 239000011976 maleic acid Substances 0.000 claims description 2
- 229920001897 terpolymer Polymers 0.000 claims description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 2
- 239000002318 adhesion promoter Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 229920001903 high density polyethylene Polymers 0.000 abstract description 2
- 239000004700 high-density polyethylene Substances 0.000 abstract description 2
- 229920001684 low density polyethylene Polymers 0.000 abstract description 2
- 239000004702 low-density polyethylene Substances 0.000 abstract description 2
- 229940063583 high-density polyethylene Drugs 0.000 abstract 1
- 239000012188 paraffin wax Substances 0.000 abstract 1
- 235000013618 yogurt Nutrition 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 235000013351 cheese Nutrition 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 239000013032 Hydrocarbon resin Substances 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002314 glycerols Chemical class 0.000 description 1
- 229920006270 hydrocarbon resin Polymers 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 150000003097 polyterpenes Chemical class 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/04—Homopolymers or copolymers of ethene
- C09J123/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
- C08L91/06—Waxes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
- Paper (AREA)
- Wrappers (AREA)
Abstract
Description
La présente invention concerne une compositionThe present invention relates to a composition
adaptée au domaine de l'étiquetage ou du suremballage de con- suitable for labeling or over-packaging
ditionnements en matière plastique, notamment en polystyrène ou en polyéthylène haute ou basse densité, en particulier dans le cadre de l'industrie alimentaire. Une telle composition peut notamment être mise en plastic additions, in particular polystyrene or high or low density polyethylene, in particular in the food industry. Such a composition can in particular be used
oeuvre pour enduire avant découpage des bandes de papier des- work to coat strips of paper before cutting
tinées à la fabrication d'étiquettes thermoscellables pour le banderolage de pots de yaourt ou encore de feuilles elles for the production of heat-sealable labels for wrapping yoghurt pots or sheets
aussi thermoscellables pour le suremballage de piles de tran- also heat sealable for overpacking batteries
chettes de fromage fondu adaptées à la fabrication de toasts melted cheese chettes suitable for making toast
ayant été préalablement emballées dans des emballages indivi- having been previously packed in individual packaging
duels.duels.
Pour effectuer cette enduction, on met classique- To perform this coating, we put classic-
ment en oeuvre des compositions thermofusibles renfermant use of hot-melt compositions containing
jusqu'à 70 % de cires ou de paraffines combinées à des poly- up to 70% of waxes or paraffins combined with poly-
mères.mothers.
Il est à titre d'exemple à noter que pour effec- It should be noted that for example
tuer le banderolage des pots de yaourts, les fabricants em- kill the wrapping of yogurt pots, manufacturers em-
balleurs utilisent en règle générale des bandes de papier qui, préalablement à leur livraison, ont été enduites à chaud ballers generally use strips of paper which, prior to their delivery, have been hot coated
(à des températures de l'ordre de 110 à 170 C) d'une composi- (at temperatures of the order of 110 to 170 C) of a compound
tion thermofusible à base de cires ou de paraffines puis en- hot melt based on waxes or paraffins and then
roulées en rouleaux après refroidissement. rolled in rolls after cooling.
Les bandes de papier ainsi enduites sont décou- The coated paper strips are cut
pées en long et en travers par le fabricant emballeur de fa- lengthwise and crosswise by the packer manufacturer
çon à obtenir des étiquettes thermoscellables ayant le format désiré. Ces étiquettes sont ensuite fixées sur les pots to obtain heat-sealable labels with the desired format. These labels are then attached to the jars
de yaourts à étiqueter par la technique connue des spécialis- yogurts to be labeled by the technique known to specialists
tes sous l'appellation technique " in mould ". under the technical name "in mold".
Cette technique consiste à positionner les éti- This technique consists in positioning the
quettes thermoscellables prédécoupées dans l'empreinte d'un moule avant d'y injecter la matière plastique (en particulier polystyrène ou polyéthylène) constitutive des pots de yaourts. La chaleur résiduelle de moulage (en moyenne 60 à heat sealable quills pre-cut in the imprint of a mold before injecting the plastic (in particular polystyrene or polyethylene) constituting the yoghurt pots. The residual heat of molding (on average 60 to
C) permet d'obtenir le scellage des étiquettes. C) provides the sealing of the labels.
Par suite, cette technique d'étiquetage est basée sur l'enduction à chaud préalable de bandes de papier, par Consequently, this labeling technique is based on the prior hot coating of paper strips, by
une compositions thermofusible réactive à la chaleur rési- a heat reactive hot melt composition
duelle de moulage des emballages à étiqueter. dual molding of the packaging to be labeled.
Les cires ou paraffines renfermées dans les com- The waxes or paraffins contained in the
positions d'enduction classiques sont des hydrocarbures satu- conventional coating positions are saturated hydrocarbons
rés dérivés du pétrole ayant un point de fusion relativement bas, variable en fonction de leur poids moléculaire et de petroleum-based res with a relatively low melting point, which varies according to their molecular weight and
leur teneur en composants à chaînes ramifiées ou cyclisées. their content of components with branched or cyclized chains.
Elles se distinguent essentiellement par leur aptitude, selon They are essentially distinguished by their aptitude, according to
leur composition, à permettre un réglage optimal de paramè- their composition, to allow optimal adjustment of parameters
tres tels la viscosité, le coefficient de glisse ou encore le point de ramollissement ou la température de scellage d'une composition thermofusible et ont pour fonction de contribuer à la brillance, la souplesse et l'adhésivité du revêtement very such as the viscosity, the sliding coefficient or the softening point or the sealing temperature of a hot-melt composition and have the function of contributing to the shine, the flexibility and the adhesiveness of the coating
d'enduction des bandes de papier.for coating the paper strips.
On a, en particulier pu établir qu'un tel revête- In particular, it has been established that such a coating
ment doit de préférence présenter les caractéristiques sui- It is preferable to have the following characteristics:
vantes: * coefficient de glisse: < 1 * viscosité Brookfield Thermosel: 1500/2000 mPas * point de ramollissement: le plus bas possible values: * sliding coefficient: <1 * Brookfield Thermosel viscosity: 1500/2000 mPas * softening point: as low as possible
* température de scellage minimum: 62-65 C. * minimum sealing temperature: 62-65 C.
Cependant, parallèlement à leurs qualités intrin- However, alongside their intrinsic qualities,
sèques indéniables, de telles compositions connues à base de cires ou de paraffines posent des problèmes d'encrassement difficilement solubles des organes de découpe des bandes de papier. Ces problèmes sont liés au phénomène de " blocking " bien connu des spécialistes dans le domaine de undeniable layers, such known compositions based on waxes or paraffins pose problems of hardly soluble fouling of the cutters of the paper strips. These problems are linked to the blocking phenomenon well known to specialists in the field of
l'enduction qui est consécutif à la tendance des cires et pa- the coating which is consecutive to the trend of waxes and pa-
raffines à migrer en surface sous l'effet de la température, refines to migrate to the surface under the effect of temperature,
en particulier dans le cas de composés à bas point de fusion. in particular in the case of compounds with a low melting point.
La présente invention a pour objet de proposer The object of the present invention is to provide
une composition permettant de remédier à ces inconvénients. a composition making it possible to remedy these drawbacks.
A cet effet, elle concerne une composition pour l'enduction de bandes de papier adaptées à l'étiquetage ou au To this end, it relates to a composition for coating strips of paper suitable for labeling or
suremballage de conditionnements en matière plastique, notam- overwrapping of plastic packaging, in particular
ment en polystyrène ou en polyéthylène haute ou basse densi- made of high or low density polystyrene or polyethylene
té, en particulier, dans le domaine de l'industrie alimen- particularly in the food industry
taire caractérisée en ce qu'elle renferme entre 10 et 90 % d'huile de ricin hydrogénée et entre 10 et 90 % de polymères thermofusibles et en ce qu'elle ne renferme pas de cires shut up characterized in that it contains between 10 and 90% hydrogenated castor oil and between 10 and 90% of hot-melt polymers and in that it does not contain waxes
et/ou de paraffines.and / or paraffins.
Ces polymères sont avantageusement choisis dans le groupe formé par les éthylène-vinyl-acétates (EVA), les éthylène-butyl-acrylates (EBA), les éthylène-méthyl-acétates (EMA) et les terpolymères correspondants tels que des EVA These polymers are advantageously chosen from the group formed by ethylene vinyl acetates (EVA), ethylene butyl acrylates (EBA), ethylene methyl acetates (EMA) and the corresponding terpolymers such as EVA
greffés avec de l'acide maléique.grafted with maleic acid.
On a, en effet, pu constater que de manière sur- In fact, we have been able to observe that
prenante, le remplacement des paraffines ou cires par de l'huile de ricin hydrogénée permet d'éviter tout problème d'encrassement des organes de découpage des bandes de papier, taking, the replacement of paraffins or waxes by hydrogenated castor oil makes it possible to avoid any problem of clogging of the cutters of the paper strips,
ce tout en conservant les avantages des compositions anté- this while retaining the advantages of the prior compositions
rieures, tant du point de vue des caractéristiques de sou- laughs, both from the point of view of the characteristics of
plesse et d'adhésion que du point de vue des caractéristiques plesse and adhesion only in terms of features
de viscosité et de brillance.viscosity and shine.
Il est à noter que la composition conforme à l'invention n'est bien entendu pas exclusivement destinée à la fabrication d'étiquettes adaptées au banderolage de pots It should be noted that the composition according to the invention is of course not exclusively intended for the manufacture of labels suitable for wrapping pots
de yaourt ou de feuilles adaptées au suremballage de tran- yogurt or leaves suitable for overpacking
chettes de fromage fondu, mais pourrait sans pour cela sortir du cadre de l'invention, trouver des domaines d'application autres. Selon une autre caractéristique de l'invention, la composition renferme également un agent promoteur d'adhésion. melted cheese chettes, but without departing from the scope of the invention, find other fields of application. According to another characteristic of the invention, the composition also contains an adhesion promoting agent.
La concentration de cet agent peut, en règle gé- The concentration of this agent can, as a rule,
nérale aller jusqu'à 30 % en poids. up to 30% by weight.
Cet agent promoteur d'adhésion peut, à titre d'exemple, être choisi dans le groupe formé par les résines d'hydrocarbures, partiellement ou totalement hydrogénées, les This adhesion promoting agent can, for example, be chosen from the group formed by partially or fully hydrogenated hydrocarbon resins,
résines aliphatiques modifiées ou non, les résines aromati- aliphatic resins modified or not, the aromatic resins
ques, les polyterpènes ou encore la colophane et ses dérivés ques, polyterpenes or rosin and its derivatives
(méthyl esters, glycérol esters, pentaerythritol esters). (methyl esters, glycerol esters, pentaerythritol esters).
Il est également avantageux, conformément à l'invention, d'ajouter à la composition jusqu'à 1 % d'agents antioxydants. It is also advantageous, in accordance with the invention, to add to the composition up to 1% of antioxidant agents.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9901695A FR2789690A1 (en) | 1999-02-12 | 1999-02-12 | Composition for coating paper, useful for labeling or overwrapping plastic packaging, contains meltable polymer and hydrogenated castor oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9901695A FR2789690A1 (en) | 1999-02-12 | 1999-02-12 | Composition for coating paper, useful for labeling or overwrapping plastic packaging, contains meltable polymer and hydrogenated castor oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2789690A1 true FR2789690A1 (en) | 2000-08-18 |
Family
ID=9541944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9901695A Pending FR2789690A1 (en) | 1999-02-12 | 1999-02-12 | Composition for coating paper, useful for labeling or overwrapping plastic packaging, contains meltable polymer and hydrogenated castor oil |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2789690A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104356656A (en) * | 2014-11-21 | 2015-02-18 | 山西大学 | Anatomical wax tray and production method thereof |
| US9328440B2 (en) | 2011-05-20 | 2016-05-03 | The Procter & Gamble Company | Fibers of polymer-wax compositions |
| US11090407B2 (en) | 2017-03-09 | 2021-08-17 | The Procter & Gamble Company | Thermoplastic polymeric materials with heat activatable compositions |
| US11110013B2 (en) | 2014-09-10 | 2021-09-07 | The Procter & Gamble Company | Nonwoven webs with hydrophobic and hydrophilic layers |
| US11129919B2 (en) | 2016-03-09 | 2021-09-28 | The Procter & Gamble Company | Absorbent article with activatable material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4631308A (en) * | 1983-09-01 | 1986-12-23 | The Dow Chemical Company | Adhesive and coating composition |
| EP0299109A1 (en) * | 1987-07-06 | 1989-01-18 | Herman Colon | Wetness indicating hot-melt adhesives |
| DE19522568A1 (en) * | 1995-06-26 | 1997-01-02 | Henkel Kgaa | Adhesive system for wrap-around labels for metal, glass, plastics etc containers |
| EP0779325A2 (en) * | 1995-12-13 | 1997-06-18 | Mitsui Toatsu Chemicals, Incorporated | Porous film and preparation process thereof |
-
1999
- 1999-02-12 FR FR9901695A patent/FR2789690A1/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4631308A (en) * | 1983-09-01 | 1986-12-23 | The Dow Chemical Company | Adhesive and coating composition |
| EP0299109A1 (en) * | 1987-07-06 | 1989-01-18 | Herman Colon | Wetness indicating hot-melt adhesives |
| DE19522568A1 (en) * | 1995-06-26 | 1997-01-02 | Henkel Kgaa | Adhesive system for wrap-around labels for metal, glass, plastics etc containers |
| EP0779325A2 (en) * | 1995-12-13 | 1997-06-18 | Mitsui Toatsu Chemicals, Incorporated | Porous film and preparation process thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9328440B2 (en) | 2011-05-20 | 2016-05-03 | The Procter & Gamble Company | Fibers of polymer-wax compositions |
| US9926653B2 (en) | 2011-05-20 | 2018-03-27 | The Procter & Gamble Company | Fibers of polymer-wax compositions |
| US10151055B2 (en) | 2011-05-20 | 2018-12-11 | The Procter & Gamble Company | Fibers of polymer-wax compositions |
| US11339514B2 (en) | 2011-05-20 | 2022-05-24 | The Procter & Gamble Company | Fibers of polymer-wax compositions |
| US11110013B2 (en) | 2014-09-10 | 2021-09-07 | The Procter & Gamble Company | Nonwoven webs with hydrophobic and hydrophilic layers |
| US11839531B2 (en) | 2014-09-10 | 2023-12-12 | The Procter And Gamble Company | Nonwoven webs with hydrophobic and hydrophilic layers |
| CN104356656A (en) * | 2014-11-21 | 2015-02-18 | 山西大学 | Anatomical wax tray and production method thereof |
| US11129919B2 (en) | 2016-03-09 | 2021-09-28 | The Procter & Gamble Company | Absorbent article with activatable material |
| US11090407B2 (en) | 2017-03-09 | 2021-08-17 | The Procter & Gamble Company | Thermoplastic polymeric materials with heat activatable compositions |
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