TW450920B - Plastic container having a carbon-treated internal surface - Google Patents
Plastic container having a carbon-treated internal surface Download PDFInfo
- Publication number
- TW450920B TW450920B TW89115468A TW89115468A TW450920B TW 450920 B TW450920 B TW 450920B TW 89115468 A TW89115468 A TW 89115468A TW 89115468 A TW89115468 A TW 89115468A TW 450920 B TW450920 B TW 450920B
- Authority
- TW
- Taiwan
- Prior art keywords
- container
- item
- patent application
- scope
- resin
- Prior art date
Links
- 229920003023 plastic Polymers 0.000 title claims abstract description 82
- 239000004033 plastic Substances 0.000 title claims abstract description 82
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 67
- 239000000463 material Substances 0.000 claims abstract description 76
- 238000000576 coating method Methods 0.000 claims abstract description 58
- 239000011248 coating agent Substances 0.000 claims abstract description 57
- 230000004888 barrier function Effects 0.000 claims abstract description 34
- 229920005989 resin Polymers 0.000 claims description 36
- 239000011347 resin Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 30
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 19
- 239000001301 oxygen Substances 0.000 claims description 19
- 229910052760 oxygen Inorganic materials 0.000 claims description 19
- 239000007789 gas Substances 0.000 claims description 18
- -1 polypropylene Polymers 0.000 claims description 18
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 16
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 14
- 230000002079 cooperative effect Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000000071 blow moulding Methods 0.000 claims description 9
- 230000002000 scavenging effect Effects 0.000 claims description 9
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 7
- 239000001569 carbon dioxide Substances 0.000 claims description 7
- 235000013305 food Nutrition 0.000 claims description 7
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000003856 thermoforming Methods 0.000 claims description 5
- 235000013405 beer Nutrition 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 229930195733 hydrocarbon Natural products 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims description 4
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 3
- 239000000796 flavoring agent Substances 0.000 claims description 3
- 235000019634 flavors Nutrition 0.000 claims description 3
- 150000002430 hydrocarbons Chemical class 0.000 claims description 3
- 229920006122 polyamide resin Polymers 0.000 claims description 3
- 235000019640 taste Nutrition 0.000 claims description 3
- 239000012815 thermoplastic material Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 2
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 claims description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 claims description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 2
- 229920006026 co-polymeric resin Polymers 0.000 claims description 2
- 238000000748 compression moulding Methods 0.000 claims description 2
- 150000001925 cycloalkenes Chemical class 0.000 claims description 2
- 235000015203 fruit juice Nutrition 0.000 claims description 2
- 239000011796 hollow space material Substances 0.000 claims description 2
- 229920000554 ionomer Polymers 0.000 claims description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 2
- 229920005668 polycarbonate resin Polymers 0.000 claims description 2
- 239000004431 polycarbonate resin Substances 0.000 claims description 2
- 229920013716 polyethylene resin Polymers 0.000 claims description 2
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 2
- 229920006324 polyoxymethylene Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 229920005990 polystyrene resin Polymers 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 238000007639 printing Methods 0.000 claims description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims 2
- 239000004925 Acrylic resin Substances 0.000 claims 1
- 229920000178 Acrylic resin Polymers 0.000 claims 1
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- 239000005977 Ethylene Substances 0.000 claims 1
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 claims 1
- 229930182556 Polyacetal Natural products 0.000 claims 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims 1
- 229920000131 polyvinylidene Polymers 0.000 claims 1
- YARNEMCKJLFQHG-UHFFFAOYSA-N prop-1-ene;styrene Chemical group CC=C.C=CC1=CC=CC=C1 YARNEMCKJLFQHG-UHFFFAOYSA-N 0.000 claims 1
- 239000010410 layer Substances 0.000 description 111
- 230000008901 benefit Effects 0.000 description 19
- 230000007246 mechanism Effects 0.000 description 11
- 238000004064 recycling Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229920001824 Barex® Polymers 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 235000014171 carbonated beverage Nutrition 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000007723 transport mechanism Effects 0.000 description 2
- IKCQWKJZLSDDSS-UHFFFAOYSA-N 2-formyloxyethyl formate Chemical compound O=COCCOC=O IKCQWKJZLSDDSS-UHFFFAOYSA-N 0.000 description 1
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- 239000004237 Ponceau 6R Substances 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 235000013409 condiments Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 229910021385 hard carbon Inorganic materials 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000013101 initial test Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000005033 polyvinylidene chloride Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000011145 styrene acrylonitrile resin Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229940098465 tincture Drugs 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/62—Plasma-deposition of organic layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/22—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes
- B05D7/227—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes of containers, cans or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/071—Preforms or parisons characterised by their configuration, e.g. geometry, dimensions or physical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/10—Surface shaping of articles, e.g. embossing; Apparatus therefor by electric discharge treatment
- B29C59/103—Surface shaping of articles, e.g. embossing; Apparatus therefor by electric discharge treatment of profiled articles, e.g. hollow or tubular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/10—Surface shaping of articles, e.g. embossing; Apparatus therefor by electric discharge treatment
- B29C59/12—Surface shaping of articles, e.g. embossing; Apparatus therefor by electric discharge treatment in an environment other than air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/16—Surface shaping of articles, e.g. embossing; Apparatus therefor by wave energy or particle radiation, e.g. infrared heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
- B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D23/00—Details of bottles or jars not otherwise provided for
- B65D23/02—Linings or internal coatings
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/04—Coating on selected surface areas, e.g. using masks
- C23C16/045—Coating cavities or hollow spaces, e.g. interior of tubes; Infiltration of porous substrates
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/26—Deposition of carbon only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
- B29C2035/0855—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using microwave
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2791/00—Shaping characteristics in general
- B29C2791/001—Shaping in several steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/072—Preforms or parisons characterised by their configuration having variable wall thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/072—Preforms or parisons characterised by their configuration having variable wall thickness
- B29C2949/0723—Preforms or parisons characterised by their configuration having variable wall thickness at flange portion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/073—Preforms or parisons characterised by their configuration having variable diameter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/073—Preforms or parisons characterised by their configuration having variable diameter
- B29C2949/0732—Preforms or parisons characterised by their configuration having variable diameter at flange portion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/076—Preforms or parisons characterised by their configuration characterised by the shape
- B29C2949/0768—Preforms or parisons characterised by their configuration characterised by the shape characterised by the shape of specific parts of preform
- B29C2949/077—Preforms or parisons characterised by their configuration characterised by the shape characterised by the shape of specific parts of preform characterised by the neck
- B29C2949/0771—Wide-mouth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/076—Preforms or parisons characterised by their configuration characterised by the shape
- B29C2949/0768—Preforms or parisons characterised by their configuration characterised by the shape characterised by the shape of specific parts of preform
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Landscapes
- Chemical & Material Sciences (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Toxicology (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Geometry (AREA)
- Manufacturing & Machinery (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
- Laminated Bodies (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Description
45 092 0 -五、發明説明(/ ) 技術領域 本發明乃關於基於回收塑膠之塑膠容器。更特別地, 本發明乃關於基於回收塑膠之吹塑塑膠容器,其具有阻隔 性質且具有以碳塗覆之內表面。 背景技藝 提供具有阻隔性質之塑膠容器係高度所欲的,且提供 使用回收塑膠之塑膠容器亦是高度所欲的。不過,回收塑 膠通常不具有阻隔性質且不能夠在與容器內容物直接接觸 之容器中使用。因此,儘管使用回收塑膠有經濟上之好處 ,但此材料之使用是困難的。 傳統上,尤其是該些盛裝用於人類消費之內容物之容 器中回收塑膠之使用已被限制於多層塑膠容器,其中回收 塑膠係不與容器內容物直接接觸之外層。 多層塑膠容器普遍用於包裝寬廣領域範圍中之項目, 包括食物與飮料、藥物、健康與美容、以及家用產物。塑 膠容器已知可輕易地模塑、費用具競爭性、重量輕、且通 常適合許多應用。多層容器提供之利益爲能夠在每一層中 使用不同之材料,其中每一個材料具有適合進行所欲功能 之特定性質。 因爲塑膠容器可以允許低分子氣體,例如氧與二氧化 碳緩慢地滲透穿過其物理組態,當與其他較不具有浸透性 之材料、例如金屬或玻璃所形成之容器相比,塑膠容器之 使用有時被證明較非所欲。在最常之應用中,產物內容物 之儲存壽命係直接與有效地處理此分子滲透作用之包裝能 4 ---------- (請先聞讀背面之注意事項再本頁) ^*· 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家樣準(CNS ) A4規格(210X297公釐) 450920 經濟部智慧財產局員工消費合作社印製 五、發明説明(2) 力有關。在碳酸飲料、例如啤酒之例子中,包圍住容器之 大氣中之氧氣能逐漸地向內滲透穿過容器之塑膠器壁,以 到達容器之內側且破壞內容物。同樣地,與內容物有關之 二氧化碳氣體可以向外滲透穿過容器之塑膠器壁,直到最 後在外側上釋放*造成碳酸飮料失去其之某些風味且可能 變成"洩氣”。 爲了處理某些前述之顧慮,塑膠容器製造者已使用各 種不同之技術以降低或除去此氣體之吸收及/或浸透性。某 些更常見之技術包括:增加容器之所有或部分器壁之厚度 ;將一或多個阻隔層合倂至器壁結構中:將氧氣淸除或反 應材料包括在容器器壁中;以及施加各種不同之塗覆物至 容器之內部及/或外部表面上。不過,許多傳統阻隔及/或 淸除劑材料在延長時間下,無法有效地縮減氧氣與二氧化 碳之滲透作用。再者,通常有其他實際顧慮與最傳統之技 術有關,最普遍地是增加材料成本及/或製造上無效率。 在最近,塑膠之使用已經變成重要之社會問題》回收 已經變成逐漸重要之環境顧慮且許多政府與管制主管當局 繼續處理此問題。在許多管轄區中,有關於塑膠內容物最 小回收量與塑膠容器之收集、回返與重複使用之立法已被 考慮或已經制定。例如,在使用以盛裝例如爲食物項目或 飮料之消費項目之塑膠容器之例子中,立法通常要求與內 容物接觸之最內層之某些含量與最小厚度。傳統之方法、 例如共或多射出成型,通常被可以有效地與容器結構合倂 之回收塑膠量所限制。普遍地,可以有效地合併至適合作 - (請先聞讀背面之注意事項再^^本頁) b
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- VIV 本纸張尺度適用中國藺家橾準(CNS ) A4規格(210X297公釐) 45 092 0 A7 B7 五、發明説明(3 ) 爲食物內容物之傳統共射出成型容器之回收量係低於總容 器重量之40% » 請 因此,在工業中存在一需求且其係本發明之目的以提 供一具有高回收含量之塑膠容器,其係適合用於盛裝例如 爲碳酸飮料之碳酸產品,且當與從其他材料所形成之商業 容器相比時可提供可接受之性能水準。另外存在一使用傳 統之設備以大量商業速率製造此容器之方法之需要 裝 其仍然係本發明之另外之目的且需要提供一基於回收 塑膠且具有阻隔性質之容器,且其可以避免或將傳統多層 塑膠容器之不便高成本減至最低。在合理之成本、在商業 能實行之方法中、與有效之產物下進行仍然是另外之目的 訂 〇 本發明之槪述 已發現根據本發明可以輕易地得到前述之目的與優點 CJ年 經濟部智慧財產局員工消費合作社印製 在認淸與傳統多層塑膠容器、尤其是該些用於盛裝碳 酸飲料者有關之問題與顧慮後,一具有提高之氣體阻隔性 質與高含置之回收塑膠之塑膠容器被有利地提供。一根據 本發明之原則所構造之容器可提供勝過先前所得到之數種 優點。此優點通常係經由所欲之回收塑膠之使用與容器內 表面上之碳塗覆以實現。本發明之容器可以所欲地具有顯 著量之回收含量是其之重要優點。此外,該改良之容器可 以使用傳統之處理技術與製造設備以製造。 本發明之重要方面係本容器之有效阻隔性質,其係具 本紙張尺度適用中國國家標準(CNS ) A4规格(210X297公釐) 450920 A7 _B7____ 五、發明説明(> ) 有與包含顯著回收塑膠量之容器有關之功能與商業利益° 再者,在隨後回收根據本發明之原財所製造之容器上之便 利,使本發明之實施極端地有利。而且,本發明提供額外 之優點,允許製造業者可以在沿著容器之內及/或外層之垂 直長度之任何給定位置上控制地改變物質之定位與器壁厚 度。 根據本發明之原則,其係提供一吹塑之多餍容器,其 具有一上壁部份、一放置在上壁部份下方之中間側壁部份 、與一放置在中間側壁部份下方之底部,該底部係採用以 依賴或獨立地支撐容器。該容器包括一從回收塑膠所形成 之模塑外層,且一碳塗覆物係相鄰且所欲地在本質上與內 層共同擴張之模塑外層之內部表面上。根據應用之需求, 該回收外層至少含有40重量%之回收塑膠,但可以含有超 過75重量%,且如所欲地超過90重量%。在一較佳之具體 實施例中,外層之厚度係沿著其垂直長度可控制地調整。 如果有需要,外層亦可以包括合併入其中之額外阻隔材料 及/或氧淸除/反應材料。 根據本發明之原則,其亦提供一吹塑之多層容器,其 具有一上壁部份,一放置在上壁部份下方之中間側壁部份 、與一放置在中間側壁部份下方之底部,該底部係採用以 依賴或獨立地支撐容器。該容器包括(i)從塑膠材料所形成 之一模塑內餍,該內層具有垂直之長度與以碳處理過之內 部表面;與(ii)從回收塑膠所形成之本質上與內層共同擴張 之模塑外層。根據應用之需要,該回收外層至少佔容器總 _____7_ 本紙張尺度適用中躅國家樣準(CNS ) A4規格(210X297公釐) 經濟部智慧財產局員工消費合作社印製 45 092 Q_b7___ 五、發明説明(亡) 重之40重量%,但可以佔超過90重量%。在一較佳之具體 實施例中,該內部及/或外層之厚度係可控制地沿著其個別 之垂直長度調整。如果爲了功能之需求,該內層及/或外層 亦可以包括額外之阻隔材料及/或氧氣淸除/反應材料。 本發明之其他與進一步之優點與新潁之特徵,當合併 所附之圖示時,可以從下述用來實行本發明之最佳模式之 詳細描述而更顯而易見,其中,係藉著說明與實例之方式 以揭示本發明之具體實施例 附圖之簡略說明 從所附圖示之考量,本發明將會更輕易地理解,其中 圖1係一根據本發明之原則之容器之正視圖。 圖ΙΑ、1Β與1C係容器各個區域之截面與放大圖,其 中係說明形成容器之層之相對厚度β 圖2係多層預成型物之一實例之部份切開之正視圖。 圖3係多餍預成型物之另一實例之部份切開之正視圖 〇 圖4係一根據本發明之原則之容器之正視圖。 圖5、6與7係容器各個區域之截面與放大圖,其中係 說明形成容器之層之相對厚度。 圖8係預成型物之一實例之部份切開之正視圖。 圖9係預成型物之另一實例之部份切開之正視圖。 (請先Η讀背面之注意^項再^^本頁) t 家 -裝· 線| ο 本紙張尺度適用中國國家揉準(CNS ) A4規格(210X297公釐) 45 092 0 五、發明説明(έ ) A7 B7 經濟部智慧財產局員工消費合作社印製 元件符號說明 10 容器 12 上壁部份 13 開口 14 中間側壁部份 16 底部 18 腳部 20 內層 20, 內層 22 內部表面 22, 內部表面 24 外層 24, 外層 26 碳塗覆物 30 瓶頸凸緣 32 外部螺紋 34 預成型物 100 容器 112 上壁部份 113 開口 114 中間側壁部份 116 底部 118 腳部 120 內層 9 ----^-------裝 I-I {請先閎讀背面之注意事項再本頁) 線· ο 本紙張足度適用中國國家標準(CNS ) A4規格(210X297公釐) 45 092 0 五、發明説明(1) A7 B7 122 內部表面 123 外部表面 124 tU£面 峨曆 126 瓶頸凸緣 128 外部螺紋 130 預成型物 132 瓶頸凸緣 134 外部螺紋 136 主體部份 138 底部 140 預成型物 142 瓶頸凸緣 144 外部螺紋 146 預成型體 148 預成型底部 (請先閲讀背面之注意事項再_ —裝— 本頁 訂一 較佳具體實施例之詳細描述 現詳細地參考圖示,其中相同之參考數字與字母係指 相同之元件,在圖1中係顯示一根據本發明之原則所構造 之容器10之正視圖。容器10典型上包括一上壁部份12, 包括一開口 13: —位置在上壁部份12之下方之中間側壁 部份U ;與一位置在中間側壁部份14之下方之底部16。 底部I6係採用以依賴地、即使用例如爲底杯(未示)之其他 物件’或獨立地、即不需使用其他物件即可使容器直立於 通常平坦之表面上以支撐容器10。在一較佳之具體實施例 -;--- -10_____ 本纸張纽適用中邮家操準(CNS)八4胁(210χ297公董) - 經濟部智慧財產局員工消費合作社印製 45 092 0 a? B7 經濟部智慧財產局員工消費合作社印製 五、發明説明u ) 中,容器10係藉數個整體形成之腳部18之自立底座以支 撐,例如係說明於圖1中者。 參照圖1A-1C,其分別表示圖1之區域ΙΑ、1B與1C 之詳細放大圖,容器10係包括(a)—模塑之內層20,其具 有垂直長度與內部表面22 ; (b)—模塑之外層24 :與(c)一 中央之垂直軸A。模塑之內層20之內部表面22係至少部 份以碳26之薄層或薄膜塗覆。雖然藉著外層24完全封包 內層20是不需要的,但其較佳係模塑之外層26本質上係 與內層20共同擴張,且提供對容器10之器壁之結構支撐 〇 模塑之內層20係由熱塑性材料所組成。下述之樹脂可 以使用以作爲內層20之塑膠材料:聚乙烯樹脂、聚丙烯樹 脂、聚苯乙烯樹脂、環烯烴共聚物樹脂、聚對苯二甲酸乙 二酯樹脂、聚荼二甲酸乙二酯樹脂,乙烯-(乙烯醇)共聚物 樹脂、聚-4-甲基戊烯-1樹脂、聚(甲基丙烯酸甲酯)樹脂、 丙烯腈樹脂、聚氯乙烯樹脂、聚偏氯乙烯樹脂、苯乙烯_丙 烯腈樹脂、丙烯腈-丁二烯-苯乙烯樹脂、聚醯胺樹脂、聚 醯胺醯亞胺樹脂、聚甲醛樹脂、聚碳酸酯樹脂、聚對苯二 甲酸丁二酯樹脂、離聚物樹脂、聚碾樹脂、聚四氟乙烯樹 脂等。當關係到食用產品內容物時,內層20較佳係從未使 用過之聚對苯二甲酸乙二酯(PET)、聚荼二甲酸乙二酯樹脂 (PEN)及/或聚對苯二甲酸乙二酯與聚荼二甲酸乙二酯樹脂 之摻合物所形成。不過,其他之熱塑性樹脂,特別是允許 與食用產品接觸者,亦可以使用。 本紙張尺度適用中國國家標準(CNS ) A4規格(210X2?7公釐) -(請先閲讀背面之注意事項再%^本頁) -裝-
.1T 線 45 092 0 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明説明(7) 模塑之外層24係由回收塑膠材料所組成,包括在前述 段落中所列出之塑膠,但一般係從回收之聚對苯二甲酸乙 二酯(PET)所形成》不過,本發明並未限制在特定種類之回 收塑膠且其他之回收塑膠材料亦可以使用。 在一較佳之具體實施例中,內層20沿著其垂直長度上 具有範圍在0.5密爾(mil)至5密爾(0.0127毫米至0.127毫 米)之器壁厚度且更佳係在1至2密爾(0.0254毫米至 0.0508毫米)間。在某些例證中,例如關係到食用產品內容 物時,用於內層20之最小厚度之需求可能被指定且必須符 合。如圖1與圖ΙΑ、1B與1C中所說明,內層厚度可以沿 著其垂直長度改變。以此方式,容器10之不同部分可以沿 著垂直長度變化地控制其厚度,提供改良之材料用法且增 加設計之彈性。例如,內層20之厚度在上方部分12處(如 圖1A中所示)可以比中間側壁部份14處(如圖1B中所示) 更薄。同樣地,內層20之厚度在底壁部份16處(如圖1C 中所示)可以比中間側壁部份14處之相同層之厚度(如圖 1B中所示)更厚。 在本發明之一方面中,內層含有佔容器1〇之總重量之 低於0.60之重量,較佳係低於容器10之總重量之0.30, 且更佳係約低於容器10之總重量中之0.15。本發明之使用 例外地薄之內層20之能力-特別是當與其他之傳統多層容 器相比時-能提供重要經濟優點與造酬,尤其是在未使用 過之材料係比回收材料昂貴及/或難得之例證中。 如先前所提,內層20之內部表面22係以一對容器10 03. Ί (請先聞讀背面之注f項再本頁)
L -* 丁 良 本紙張尺度適用中國國家榇準(CNS ) A4规格(210X297公釐) 450920 經濟部智慧財產局8工消費合作社印製 A7 B7 五、發明説明(ί。) 提供提高之阻隔性質之薄碳層26塗覆。在一較佳之具體實 施例中,碳塗覆物26係由摻雜氮之高度氫化之無定形碳所 組成。碳塗覆物26之厚度係低於約10微米且塗覆26之重 量係約低於容器總重量之萬分之一。本發明之一重要之特 徵係處理500cc之塑膠容器只需要約3毫克之碳塗覆物26 。再者,儘管碳塗覆物26之値得注意之薄度,其所提供之 阻隔保護量係相當顯著,且當與在金靥罐與玻璃瓶中所發 現之保護相較,其對氧氣與二氧化碳之滲透作用之保護係 有利的。起始之測試已顯示本發明所提供對抗氧氣滲透作 用之阻隔可以優於從未處理之PET所形成之容器30倍; 所提供對抗二氧化碳滲透作用之阻隔可以優於從未處理之 PET所形成之容器7倍;且對抗總醛之移動之阻隔可以優 於未處理PET者6倍。 模塑之外餍24至少含有約佔容器10之總重量之0.40 之重量,但對特定之應用可以含有佔超過容器10之總重 量之0.90之重量。在一較佳之具體實施例中,外層24沿 著其垂直之長度具有範圍在6至23密爾(0.1524毫米至 0.5842毫米之)之器壁厚度。如圖1與圖ΙΑ、1B與1C中 所示,外層之厚度亦可以分開且獨立地沿著其垂直長度改 變。以此方式,容器1〇之不同部分(取對中央垂直軸A垂 直者)全部根據設計,可以有不同之內層厚度、不同之外層 厚度、及/或不同之整體厚度測量。例如,位置在上方部分 12處之模塑之外層24(如圖1A中所示)之厚度可以比中間 側壁部份14(如圖1B中所示)者更厚。同樣地,外層24之 _13_ 本紙張尺度逋用中圃國家橾隼(CNS > A4規格(210X297公釐) ^ ----^—------裝— 、}- (請先聞讀背面之注意事項再^^'本頁) 訂 说· 經濟部智慧財產局員工消費合作社印製 45 092 0 I] 五、發明説明(丨丨) 厚度在底壁部份16處(如圖1C中所示)可以比中間側壁部 份14處之相同餍之厚度(如圖1B中所示)更厚。因爲模塑 之外層24通常係由不直接與容器10之內容物接觸之較不 昂贵之塑膠材料所組成,較不昂貴之材料可以使用以形成 許多用於容器之結構整體成分,例如如圖1與圖1A中所 示之瓶頸凸緣30與外部螺紋30。 雖然其通常係不必要的-且會使回收方法複雜化--在特 別之應用中,內層20及/或外層24可以進一步包括技藝中 普遍已知之額外阻隔材料及/或氧氣淸除/反應材料(未示)。 某些更普遍使用之阻隔材料之例子包括絲龍、乙烯乙烯醇 共聚物(EVOH)、與丙烯腈共聚物,例如Barex。術語絲龍 係使用在其通常之商業意義以表示藉例如聚合偏氯乙烯與 氯乙烯或丙烯酸甲酯以製造之聚合物。廣爲人知地,額外 之單體亦可以包括在內。偏氯乙烯聚合物通常係最普遍使 用者,但其他之氧氣阻隔材料亦廣爲人知。氧氣-淸除材料 可以包括一些大型石油公司與樹脂製造業者爲此目的而銷 售之材料藉著。此材料之特定實例係以商標名AMOSORB 銷售且可商業上從Amoco公司得到者。 本發明另外一個重要之優點爲其提供顯著之阻隔性質 之能力,其可合倂高回收塑膠材料量且對現行之回收係有 利的。內層20與外層24同時係由塑膠材料所組成且可以 輕易地回收。不像其他許多通常與多層容器合倂使用之阻 隔材料,其係不易之分離,本發明之碳塗覆物26在容器 1〇所組成之塑膠材料之回收上並沒有影響》 ___14_ 本紙張尺度適用中國國家標準(CNS > A4規格(210X297公董^ ----„—-----裝— \f/ - (请先閲讀背面之注^|^項再^^本頁) 訂
線- C 經濟部智慧財產局員工消費合作社印製 4.5 Ο 9 2 〇 Β7 五、發明説明(iX ) 本發明包括能夠提供容器ίο可以用來盛裝食用產品之 提高阻隔性質之額外優點。具有以無定形碳膜所處理之內 部表面之塑膠容器已被Technische National Onderzoek、歐 洲經濟共同體所信任之標準組織允許可以與食用產品接觸 、美國食品藥物管理局(USFDA)之許可現在正在進行中。 本發明之容器10可以藉任何之數種已知處理技術以形 成,其允許具有塑膠模塑之內層20與回收塑膠之相當厚之 模塑外層24之多層吹塑容器10之製造。在一較佳之具體 實施例中,多層容器10係經由包括一多層預成型物34之 吹塑操作以形成,例如通常描述於圖2中者。雖然非必要 之特徵,但預成型物34可以包括一瓶頸凸緣30(用於處理 之目的)與外部螺紋32(爲了確定密封),其係對應至如圖1 中所示之相同特徵。在容器10吹塑之後,如圖1中所示, 但有時係在充塡操作之前,容器10之內層20之內部表面 22係如下述所進一步描述般以碳處理》 在第一較佳具體實施例中*如圖2中所示,該預成型 物34係藉擠出其上具有內部表面221之模塑內層20’且射 出成型外層24'以製造。預成型物34之內層20’與外層24' 係對應至容器10之內層20與外層24。預成型物之內層 20’之擠出允許製造業者製造一較使用傳統之射出成型或共 注入方法通常可能者更薄之層。例如,擠出模塑之多層預 成型物34之內層可以在薄至15-20密爾(0.381毫米至 0.508毫米)或更少下製造。相反地,即使不是不可能的, 但可靠地射出成型一具有可比較之厚度分佈之內層是困難 ----------裝-- (請先聞讀背面之注意事項本頁) -訂 本紙張尺度適用中國國家揉準(CNS > Α4規格(2丨ΟΧ297公釐) '45 092 0 b?7 五、發明説明(〇 ) (請先閲讀背面之注意事項再本頁) 的。再者,擠出或共擠出方法允許製造業者輕易地沿著擠 出物之長度改變所擠出之材料之厚度。爲了一些理由、包 括美觀、有效之材料使用與降低成本、以及可變之強度需 求,內層之厚度變化係所欲的。 該預成型物34之外層24'係從回收之塑膠材料所形成 且根據本發明係比內層20’本質上更厚。雖然射出成型通 常係較佳,但外層24’可以在內層20’上射出成型或壓縮模 塑。此過-模塑方法進一步允許瓶頸凸緣30與外部螺紋32 之形成。 經濟部智慧財產局員工消費合作社印製 在第二較佳具體實施例中,多層預成型物34係藉由熱 成型一塑膠材料之薄板且使該薄板成爲將變成其上具有內 部表面22'之預成型物34之內層20者以製造。熱成型之方 法允許具有非常薄之內層20之預成型物34之形成。事實 上,3密爾(0.0762毫米)或更小之最小器壁厚度係可能的》 當在擠出內層20'之例子中,一旦預成型物34之內層20*形 成,回收塑膠之外層24'可以射出或壓縮模塑在內層20·上 以提供一多層之預成型物34。圖3係以熱成型內層20·與 射出成型外層24’所形成之預成型物34之一代表實例。根 據此第二較佳具體實施例之原則所形成之預成型物34通常 比較適合用於需要一較寬之開口 13或分發嘴部之應用》 該多層容器然後可以使用傳統之吹塑操作以吹塑。因 爲在隨後之吹塑方法過程中,該預成型物34將會被伸展且 "向外變薄",所以預成型物34之厚度-在對應於吹塑容器 之相同部分之部分一將本質上稍微較厚。事實上,該預成 _.___16__ 本紙張尺度適用中國國家棣率(CNS ) A4規格(210X297公藶 45 092 0 Α7 Β7 經濟部智慧財產局員工消費合作社印製 五、發明説明(β) 型物34之各種不同部分之厚度典型上係考慮形成所欲之最 終容器10之厚度分佈所必需者之伸展量與加箍擴充以設計 。爲了淸楚,在下文中,未以碳處理過之具有內與外層20 、24之多層容器應該與內部表面22已被碳塗覆過之容器 10區別。 在具有內層20與外層24之容器被製造後,碳塗覆物 係在內層20之內部表面22之至少一部分上形成。不過, 碳塗覆物26不必立刻施加至容器上,通常在容器已吹塑且 在適當之溫度分佈後再立即施加塗覆26係比較有效率的。 在一較佳之具體實施例中,吹塑之多層容器係從一傳 統之高速旋轉吹塑機器中移除且隨後直接地或間接地(即經 由一中間處理步驟)轉移至一用來施加碳塗覆物26至容器 之裝置。在高速製造應用中,碳·塗覆裝置將典型上亦是旋 轉之型式。此可以用來施加碳塗覆物至容器10之內部表面 22之裝置之一實例係來自法國之Sidel of Le Havre且商業 上係以"ACTIS"之商標名銷售。 一種用於碳·塗覆多層容器之方法10係在下文中進一 步詳細描述。根據一用於碳塗覆容器10之內部表面22之 較佳方法,具有旋轉之運動學與中央垂直軸之傳統碳-塗覆 或碳-處理裝置係被提供。碳-塗覆裝置通常以第一迴轉方 向、例如爲反時針之方向沿著其中央垂直軸以相當高迴轉 速度旋轉》—吹塑機器,或其他旋轉之容器输送機制,其 位置通常在接近碳·塗覆裝置,係功能係作爲隨後之碳-塗 覆處理之容器之來源。爲了要促進輸送,旋轉之容器輸送 ' (請先閱讀背面之注意事項再本頁) ί Τ 本紙張尺度適用中闺困家樣準(CNS ) Α4規格(210X297公釐) 經濟部智慧財產局員工消費合作社印裂 ^45 0b2 0 g77 五、發明説明(/5 ) 機制係以對碳-塗覆裝置之旋轉方向相反之方向旋轉-例 如爲順時針方向一且多層容器1〇係機械地從容器輸送機制 轉移到碳-塗覆裝置。雖然非本發明之實施所需要,容器 10較佳地係包括瓶頸凸緣30或其他之物理裝置以用於至 少部份地支撐在機械之輸送過程中之容器1〇 當容器10係從輸送機制轉移至碳-塗覆裝置時,容器 10較佳係藉上方部分12以直立朝向地固定且通常開口 13 係向上。如果有需要,亦可以產生一真空且使用以支撐或 部份地支撐容器10。在輸送過程中,個別之容器1〇係藉 爲碳-塗覆裝置之一部份之接受機制以接受。接受機制係沿 著碳·塗覆裝置之中央軸以旋轉、把握或固定容器,且封閉 該容器之上方部分12中之開口 13,就像一蓋子。當適當 地放置在開口 U上且鄰接,該接受機制會在容器上產生一 緊密之”密閉"密封。 該接受機制至少包括二個放置在該容器之開口 13上方 之孔洞,其係用來該容器之內部飼入與移除氣體。接受機 制中之第一孔洞係與一例如爲真空泵之真空來源相連通° 在接受機制確定封閉該開口 13之後,容器中之空氣係藉真 空以經由第一孔洞排出。真空度落在約UT2至1〇·5陶爾之 範圍係所欲的,以縮短達到真空所需之時間且節省必須之 能量。在一超過10·2陶爾之較低真空程度,容器中之雜質 會顯著地增加,另一方面,在低於10·5陶爾之高程度真空 中,爲了排除容器中之空氣,將需要增加時間且需要高能 ----------^-- \—/ (請先聞讀背面之注^Wk項再本頁) 線- ο 本紙張尺度適用中國因家標準(€奶)八4规格(210父2们公釐) 45 092 0 b7 五、發明説明(μ ) 一旦容器內之空氣已排放後,該容器隨後以生氣體充 塡或"飼入",其將使用在碳塗覆物26之形成。生氣體之流 率較佳係在從約1至1〇〇毫升/分鐘之範圍內。較佳係生氣 體在容器中之擴散係藉提供一例如爲具有數個吹口之管子 之延伸物以提高。根據一具體實施例,在開口 13密封之後 延伸物有時係藉由第二孔洞以進入容器10’之內側中且延 伸物延伸至容器之最低部分之約25.4毫米至50.8毫米之 內(1_〇英吋至2.0英吋)》 生氣體可以由脂族烴類、芳香烴類、含氧烴類、含氮 烴類等所組成,在室溫下爲氣態或液態之形式。苯、甲苯 、鄰二甲苯、間二甲苯、對二甲苯與環己烷每一個皆具有 六或超過六個碳係較佳的。生氣體可以單獨地使用,但二 或超過二類型之生氣體之混合物亦可以使用。而且,生氣 體可以以與例如爲氫與氦之惰性氣體之稀釋狀態使用。 在容器被碳-塗覆裝置之接受機制所接受後之某些點處 ,容器被置入一圓筒內或其他提供以容納容器之中空空間 中。在較佳之具體實施例中,碳-塗覆裝置包括數個中空之 圓筒,其係以與接受機制相同之方向旋轉且與其同步。其 進一步較佳地是保持且封閉容器之開口 13之接受機制亦用 於覆蓋圓筒。 在將生氣體供應至容器內之後,能量係從例如一微波 製造裝置之高頻率電能來源施加至容器上。電力之施加會 產生電漿,且造成極端之分子激化電離以及在容器之內部 表面22上形成碳塗覆物26。 —.--,--^-----裝-- · (請先聞讀背面之注意事項再'本頁) 訂
線 J C 經濟部智慧財產局員工消費合作社印製 本紙張尺度通用中國國家揲準(CNS 规格(210X297公釐) 經濟部智慧財產局員工消費合作社印製 Α7 Β7 五、發明説明(ΙΊ ) 雖然前述之方法說明一用於在容器之內部表面22上形 成碳塗覆物26之方法,但其他傳統之方法亦可以成功地使 用。例如*塑膠容器可以改爲被置入且容納於外部電極中 且具有一內部電極放匱於容器內。在容器被排空且經由內 部電極供應以飼入生氣體之後,電力係從高頻電源供應至 外部之電極。電力之供應會在外部電極與內部電極之間產 生電漿》因爲內部電極係接地,且外部電極係藉絕緣元件 以絕緣,一負自給偏壓會在外部電極上產生,所以碳膜會 沿著外部電極在容器之內部表面上均勻地形成。 當電漿在外部電極與內部電極之間產生時,電子係積 聚在絕緣外部電極之內部表面上使外部電極帶負電,而在 外部電極上產生負自給偏壓。在外部電極處,會由於電子 之積聚而發生電壓下降。在此時,二氧化碳以碳源之形式 存在於電漿中,與正離子化之碳源氣體會選擇性地與沿著 外部電極配置之容器之內部表面22碰撞,且然後,彼此接 近之碳將結合在一起以藉此形成硬碳膜,其會在容器之內 部表面22上組成顯著緻密之塗覆。 碳塗覆物26之厚度與均勻性可以藉調整高頻之輸出; 生氣體在容器中之壓力:容器飼入氣體之流率:電漿產生 持續之時間;自給偏壓與所使用之原料類型;與其他相似 之變數而改變。不過,碳塗覆物26之厚度較佳係在從0.05 至10微米之範圍以得到滲透作用及/或低分子有機化合物 之吸收作用之有效抑制以及改良之氣體阻隔性質,除了對 塑膠之優良黏附外,一良好之耐久性與良好之透明性。 ____20_ 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 45 092 Ο I (請先聞绩背面之注意事項再f本頁) 裝. tr_ 4 5 092 0 A7 _____B7 五、發明説明(β ) 圖4顯示一根據本發明之原則所構造之容器loo之另 一個具體實施例之正視圓。容器100典型上包括一上壁部 份112,包括一開口 113 ; —位置在上壁部份112下方之中 間側壁部份Π4 ;與一位置在中間側壁部份114下方之底 部II6。底部116係採用以依賴地、即使用例如爲底杯(未 示)之其他物件,或獨立地、即不需使用其他物件即可使容 器直立於通常平坦之表面上以支撐容器100。在一較佳之 具體實施例中,容器100係藉數個整體形成之腳部118之 自立底座以支撐,例如係說明於圖4中者。 參照圖5-7,其分別表示圖4之區域100A、100B與 100C之詳細放大圖,容器100係包括一模塑之內層120, 其具有垂直長度、內部表面122、外部表面123與中央之 垂直軸B。如圖1-3之具體實施例,模塑之外層120之內 部表面122係至少部份以碳124之薄層或薄膜塗覆》雖然 藉著碳層124以完全封包內層120是較佳的,但爲了特定 之應用其可以是不需要的》其較佳係模塑之外層120本質 上係與碳層124共同擴張且提供對容器100之結構支撐。 模塑之外餍120至少包括50%之回收塑膠材料,如所 欲可至少包括75%之回收塑膠,且最多可以包括90%之回 收塑膠材料。如果有需要,模塑之外層可以是100%之回收 塑膠材料。較佳地是模塑之外層係從回收之聚對苯二甲酸 乙二酯(PET)所形成,但本發明並未對此限制且事實上任何 之回收塑膠皆可以方便地採用。 模塑之外餍120如所欲地可以由熱塑性材料所組成且 ____21____ 本紙張尺度適用中國國家標準(CNS > A4規格(210X297公釐) -----:-----1— ΛΙ/,. (請先閲讀背面之注意事項再^^本頁) ,?τ 經濟部智慧財產局員工消費合作社印製 5 092 〇 五、發明説明(丨,) 可以利用用於圖1之模塑內層20所列出之材料。 n· i ^^1 1^1 n - ^^1 ^^1 1^1 n • \/ (請先聞讀背面之注項再^^本頁) 如參考圖1討論,將少量之阻隔材料及/或氧氣淸除或 反應材料與回收塑膠混合係特別所欲的。例如,低於5重 量°/。之絲龍、乙烯乙烯醇共聚物(EVOH)與例如爲Barex之 丙烯腈共聚物。此外,本發明亦可以輕易地使用極度低特 性黏度(IV)之材料,例如爲具有IV約低於0.60或0.55左 右之材料。這些材料通常係白色或略白之顔色。本發明之 一重要優點爲其簡單與有效地處理製程中之廢物之能力, 即使是前述所提之材料》 外層120之內部表面122係以一薄碳層124塗覆,其 可提供容器1〇〇提高之阻隔性質。碳塗覆物124之特徵、 特性與製備已在前述參考圖1以描述且此亦適用於圖4-7 之具體實施例。 經濟部智慧財產局員工消費合作社印製 模塑之外層120沿著其垂直長度上具有範圍在6至23 密爾(0.1524毫米至0.5842毫米)之器壁厚度。如圖5-7中 所說明,外層之厚度可以分開且獨立地沿著其垂直長度改 變,如圖1中之外層24。以與圖1中之外層24相同之方 式,因爲模塑之外層120通常係由不直接接觸容器100之 內容物之較不昂貴之塑膠材料所組成,一較不昂貴之材料 可以用來形成容器之整體,其包括用於容器之許多結構整 體之元件,例如爲如圖4所示之瓶頸凸緣126與外部螺紋 128。 同樣地,內部之碳塗覆物亦可以輕易地改變以使其之 厚度可沿著容器之垂直長度而改變不過所欲地,爲了方 ____22_ 本"^張尺度適用中國國家標隼(CNS > A4規格(210X297公釐^ :Π Ο 9 2 ο :: Β7 五、發明説明(>。) 便起見本質上其係提供均勻之碳塗覆物。 -----^-----裝-- (請先聞讀背面之注意事項再本頁) 圖4_7之具體實施例係參考圖1-3之描述以提供本發 明之重要優點。 圖4-7之容器可以藉數種已知處理技術之任何其中之 一以形成,其允許如圖1之描述般以製造單層或多層之吹 塑容器《在一較佳之具體實施例中,容器1〇〇經由包括預 成型物130之吹塑操作以形成,例如通常描述於圓8中者 。雖然非必要之特徵,預成型物130可以包括一瓶頸凸緣 132(用於處理之目的)與外部螺紋134(爲了確定密封),其 係對應至如圖1中所示之相同特徵。在容器之吹塑以形成 最終之容器100之後,如圖1中所示之具體實施例中,但 有時係在充塡操作之前,容器之內部表面122係如下述所 進一步描述般以碳處理。 在圖9中所示之具體實施例中,一將成爲容器之預成 型物140係藉擠出模塑一具有預成型體146與預成型底部 148、瓶頸凸緣142與外部螺紋144之預成型物140以製造 經濟部智慧財產局員工消費合作社印製 。擠出方法可允許製造者輕易地沿著擠出物之長度改變欲 擠出物質之厚度。爲了一些理由、包括美觀、有效之材料 使用與降低成本、以及可變之強度需求,預成型物之厚度 變化係所欲的。 該預成型物140係包括回收塑膠材料,其如前述所提 係本發明特別之優點。 在圖8之具雔實施例中,一預成型物130係藉由熱成 型一塑膠材料之薄板且將該薄板形成將成爲預成型物130 ____23 本紙張尺度適用中國國家標率(CNS ) Α4規格(210X297公釐) ^5 092 0 at _B7___ 五、發明説明(7丨) 者,或藉注入或壓縮模塑預成型物130以製造。因此,圖 8中之預成型物130可以包括一瓶頸凸緣132與外部螺紋 134、將會成爲容器主體部分之主體部份136與將會成爲容 器底部之底部138» 該容器然後可以使用所述之傳統吹塑操作以吹塑。 在預成型物已藉吹塑以形成中間容器產品之後,碳塗 覆物係在容器120之內部表面122之至少一部分上形成且 較佳係在整個內部表面上形成,如上述之圖1所描述。不 過,碳塗覆物124不必立刻施加至容器上,通常在中間容 器產品已吹塑且在適當之溫度分佈後再立即施加塗覆係比 較有效率的。 除了圖1之優點外,圖4之容器可提供重要之優點。 底部之容器係一可以藉傳統之裝置以輕易地處理之單層材 料。而且,該回收之底部材料可以輕易地與其他之材料混 合,且由於內部之碳塗覆物不與容器內容物接觸。此外, 阻隔性質可以輕易且容易地得到,且容器內容物不會被不 利之香味或味道所影響。再者,本發明之容器消除分離之 阻隔襯墊或未使用過之襯墊之需要。少量之內部碳塗覆物 不會不利地影響回收,且有色之材料可以輕易地使用以用 於提供如所欲之彩色容器,例如,外層可以輕易地染成所 欲之商業顏色。 圖4之容器提供具有所欲之工程性質、例如爲阻隔阻 抗與低費用之單層容器之重要優點。因此,在處理上顯著 地較多層容器更容易,因爲使用單餍材料不需要襯墊之使 __24_ 本紙張尺度適用中國國家揉準(CNS > A4規格(2丨0X297公釐) (請先閲讀背面之注意事項再'本頁) *Tr 經濟部智慧財產局員工消費合作社印製 45 092 0 A7 _B7 五、發明説明(A ) 用與複雜之共注入處理。再者,吾人可將回收塑膠與其他 材料混合以輕易地得到特別之性質且仍然保有如所欲之低 成本回收塑膠之使用。例如,吾人可以定製產品以得到所 欲之特性且仍然使用回收材料與單層材料。 內部之碳塗湲物係簡單的且應用上方便且係相當薄且 可預防不利之風味與味道進入容器之內容物中*>使用多種 之顔色以用於回收塑膠係特別所欲的,例如爲用於啤酒之 琥珀色。在本發明中使用具有適合之顔色之容器且用於啤 酒或不含酒精之飮料或果汁產品係高度所欲地。作爲仍然 是進一步之替代,吾人可以將熱阻抗塑膠與回收塑膠混合 '以得到高度所欲之特性。 雖然本發明之某些較佳具體實施例已描述,但本發明 並未限制在所描述之例證且此處所顯示者,其應被認爲只 是說明實行本發明之最佳模式。熟習該項技藝之人士或平 常人將會了解某些替代、修改、與變化將來自本發明之教 示中且此替代、修改、與變化係在所附加之申請專利範圍 之精神與寬廣之範疇中9 -----------^裝-- (請先閲讀背面之注意事項再^•本頁)
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A4J 25 釐 公 97 2
Claims (1)
- 經濟部智慧財產局員工消費合作社印製 45 092 〇 H 年Y月ya修正/更正/補充g88 六、申請專利範圍 1. 一種吹塑多層容器,其包括一具有開口之上壁部份 ;一位置在上壁部份下方之中間側壁部份;以及一位置在 中間側壁部份下方且用於支撐該容器之底部,該容器含有 從塑膠材料所形成之一模塑內層,其具有垂直長度與 內部表面: 包含回收塑膠之一模塑外層,其本質上係與內層共伺 擴張;以及 一在內餍之內部表面上形成之碳塗覆物, 其中該外層至少含有佔容器總重之0.40之重童。 2. 根據申請專利範圍第1項之吹塑多層容器,其中內 層係選自由聚乙烯樹脂、聚丙烯樹脂、聚苯乙烯樹脂、環 烯烴共聚物樹脂、聚對苯二甲酸乙二酯樹脂、聚荼二甲酸 乙二酯樹脂,乙烯-(乙烯醇)共聚物樹脂、聚-4·甲基戊烯-1 樹脂、聚(甲基丙烯酸甲酯)樹脂、丙烯臃樹脂、聚氦乙烯 樹脂、聚偏氣乙烯樹脂、苯乙烯-丙烯賸樹脂、丙烯腈-丁 二烯-苯乙烯樹脂、聚醯胺樹脂、聚醯胺醯亞胺樹脂、聚甲 醛樹脂、聚碳酸酯樹脂、聚對苯二甲酸丁二酯樹脂、離聚 物樹脂、聚碾樹脂、聚四氟乙烯樹脂、與此樹脂之二或多 種之合併所組成之族群中之樹脂所組成之塑膠材料所生成 〇 3. 根據申請專利範圍第1項之吹塑多層容器,其中內 層係選自由擠出與熱成型所組成之族群中之方法所形成, 且其中外層係選自由射出成型與壓縮模塑所組成之族群中 1 (請先阚讀背面之注意事項再本霣) 本纸張尺度逋用中國钃家»準(CNS ) A4規格(210X297公釐) 450920 Λ8 Β8 D8 經濟部智慧財產局員工消費合作社印製 六、申請專利範園 之方法所形成。 4. 根據申請專利範圍第1項之吹塑多層容器,其中該 內層包括一選自由未使用過之塑膠材料、阻隔材料、氧氣 淸除材料、與阻隔與氧氣淸除之組合之材料所組成之族群 中之材料。 5. 根據申請專利範圍第1項之吹塑多曆容器,其中內 層與外層之至少一個係具有沿著其垂直長度改變之厚度。 6. 根據申請專利範圍第1項之吹塑多層容器,其中內 層與外層之厚度係隨著彼此可控制地改變。 根據申請專利範圍第1項之吹塑多層容器,其中內 層沿著容器中間部分之厚度係低於外層厚度之0.15。 8. 根據申請專利範圍第1項之吹塑多層容器,其中碳 塗覆物之厚度係低於10微米,且碳塗覆物之重量係約低於 容器總重之萬分之一。 9. 根據申請專利範圍第1項之吹塑多層容器,其中碳 塗覆物係無定形的。 10. 根據申請專利範圍第1項之吹塑多層容器,其中碳 塗覆物具有通常是均勻之厚度與沿著其垂直長度改變之厚 度之其中之一。 Π.根據申請專利範圍第1項之吹塑多層容器,其至少 包括一包括支撐邊緣之容器之上方部分與一包括數個腳部 之底部之其中之一。 12.根據申請專利範圍第1項之容器,其中該容器係塡 充內容物。 2 (請先Η讀背面之注意事項再填寫本頁) 訂 本紙張尺度逋用中國國家橾率(CNS >Α4規格U10X297公釐} 450920 Β8 C8 D8 經濟部智慧財產局負工消費合作社印製 六、申請專利範圍 13·根據申請專利範圖第12項之容器,其中該容器係 塡充食用產品- 14·根據申請專利範圍第12項之容器,其中該容器係 塡充選擇自由啤酒、軟性飮料及果汁所組成之族群的內容 物。 根據申請專利範圔第12項之容器,其中該碳塗覆 物保護容器之內容物》 16·根據申請專利範圔第12項之容器,其中該容器阻 隔不利的風味及味道移入容器內容物中》 17. 根據申請專利範圍第12項之容器,其中該容器提 供氧氣及二氧化碳滲透的保護。 18. —種吹塑多層容器,其包括一具有開口之上壁部份 、一位置在上壁部份下方之中間側壁部份,以及位置在中 間側壁部份下方且用於支撐容器之底部,該容器進一步含 有:具有內部表面與外部表面且至少從40%之回收塑膠所 形成之模塑外層;與在外層之內部表面相鄰處形成且附著 至其上且本質上與外層共同擴張之碳塗覆物,其中該碳塗 覆物具有低於約10微米之厚度,其中該容器係可以回收β 19. 根據申請專利範圔第18項之容器,其中該外層具 有從6至23密爾之厚度,且其中碳塗覆物具有〇.〇5至10 微米之厚度》 20. 根據申請專利範圍第18項之容器,其中外層之厚 度係加以改變以便中間側壁部份比上壁部份與底部更薄。 21. 根據申請專利範圍第18項之容器,包括加入阻隔 3 (請先閱讀背面之注意事項再填寫本頁) 訂 本纸張尺度逍Λ肀獼國家樣準(CNS) Α4洗格(210x297公着) 45 092 0 經濟部智慧財產局具工消費合作钍印软 B8 C8 D8 六、申請專利範圍 材料至外層中。 22·根據申請專利範圍第18項之容器,其中碳係從至 少一個氣體烴類塗覆至吹塑容器之內部表面上。 23. 根據申請專利範圍第ls項之容器,其中碳塗覆物 係無定形的。 24. 根據申請專利範圍第18項之容器,其中碳塗覆物 具有通常是均勻之厚度與沿著其垂直長度改變之厚度之其 中之一。 25-根據申請專利範圍第18項之容器,其至少包括一 包括支撐邊緣之容器之上方部分與一包括數個腳部之底部 之其中之一。 26·根據申請專利範圍第18項之容器,其中外層係有 顏色的。 27. 根據申請專利範圍第18項之容器,其中外層包括 至少75%之回收塑膠。 28. —種製造以碳塗覆物塗覆之容器之方法,其含有: 提供一容器,其包括一具有開口之上壁部份,一位置 在上壁部份下方之中間側壁部份:以及一位置在中間側壁 部份下方之底部: 在提供以容納容器之中空空間中封入容器; 排出容器中之空氣以產生真空: 飼入生氣體至容器之內部體積中;以及 使碳塗覆物在容器之內部表面上形成。 29. 根據申請專利範圍第28項之方法,其中該容器係 4 ϋ張尺度適用中《國家#準(CMS ) A4規格(210X297公 (请先Η讀背面之注意事項耳填寫本霣) 45 09 2 U Α8 Β8 CS D8 經濟部智慧財產局員工消脅合作杜印製 六、申請專利範園 多層容器,其包括具有垂直長度之塑膠內層以及包括回收 塑膠且本質上與內層共同擴張之外層,其中外層至少含有 容器總重之〇_4〇。 30. 根據申請專利範圍第29項之方法,其中多層容器 之形成係藉從熱塑性材料擠壓塑膠套筒;在套筒上射出成 型一外餍以形成預成型物:以及吹塑預成型物以形成一多 層容器。 31. 根據申請專利範圍第29項之方法,其中內餍之厚 度係沿著其垂直長度而改變。 32·根據申請專利範圔第29項之方法,其中該內層係 包括一選自由阻隔材料、氧氣淸除材料、與阻隔與氧氣淸 除之組合之材料所組成之族群中之材料。 33. 根據申請專利範圍第28項之方法,其中生氣體係 選自由脂族烴類、芳香族烴類、含氧烴類、與此氣體之二 或多個之混合物所組成之族群中。 34. 根據申請專利範圍第28項之方法,其中在容器之 內部表面上之碳塗覆物之形成係藉高頻電源以誘導。 35. 根據申請專利範圍第34項之方法,其中高頻電源 包括內部之電極以及一用於產生負自給偏壓之絕緣外部電 極。 36. 根據申請專利範圍第28項之方法,其中在容器之 內部表面上之碳塗覆物之形成係藉微波以誘導。 5 本紙張尺度遠用中《國家揉準(CNS U4規格(210X297公釐) (請先《讀背面之注$項-^¾本頁) 订
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WO2001010725A1 (en) | 2001-02-15 |
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HK1040970B (zh) | 2006-09-22 |
EP1124729A1 (en) | 2001-08-22 |
PL347136A1 (en) | 2002-03-25 |
AU6494500A (en) | 2001-03-05 |
NZ510273A (en) | 2003-08-29 |
HU228750B1 (en) | 2013-05-28 |
US20030207058A1 (en) | 2003-11-06 |
IS5903A (is) | 2001-03-21 |
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