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1. 发明专利

AU2012318251B8 Multilayer films 未知
公开(公告)号：AU2012318251B8
公开(公告)日：2014-08-21
申请号：AU2012318251
申请日：2012-05-23
申请人： PLANTIC TECHNOLOGIES LTD
发明人： MCCAFFREY NICHOLAS JOHN , KHALIL ROYA , OAKLEY NICHOLAS ROY , MORRIS BRENDA
摘要： There is provided a multilayer film comprising a starch layer and at least one other layer. The multilayer film has excellent barrier properties. The starch layer comprises a modified starch having a degree of substitution less than 1.5. Suitable other layers include polyolefins. The multilayer film finds use in packaging, particularly in packaging foodstuffs.

2. 发明专利

AU2012318251B2 Multilayer films 未知
公开(公告)号：AU2012318251B2
公开(公告)日：2014-08-07
申请号：AU2012318251
申请日：2012-05-23
申请人： PLANTIC TECHNOLOGIES LTD
发明人： MCCAFFREY NICHOLAS JOHN , KHALIL ROYA , OAKLEY NICHOLAS ROY , MORRIS BRENDA
IPC分类号： B65D81/18
摘要： There is provided a multilayer film comprising a starch layer and at least one other layer. The multilayer film has excellent barrier properties. The starch 5 layer comprises a modified starch having a degree of substitution less than 1.5. Suitable other layers include polyolefins. The multilayer film finds use in packaging, particularly in packaging foodstuffs.

3. 发明专利

ES2388041T3 Película de barrera 未知
公开(公告)号：ES2388041T3
公开(公告)日：2012-10-05
申请号：ES05794066
申请日：2005-10-18
申请人： PLANTIC TECHNOLOGIES LTD
发明人： HENDERSON-RUTGERS RULANDE , FINK MARK , OAKLEY NICHOLAS ROY
IPC分类号： C08L3/00
摘要： Polímero de barrera formador de película, que tiene la composición en base seca: a) desde el 45 hasta el 90% en peso de un almidón y/o un almidón modificado seleccionado de almidones modificados mediante reacción con un grupo hidroxialquilo, un acetato o un anhídrido de ácido dicarboxílico o un polímero de injerto; b) desde el 4 hasta el 12% en peso de un polímero soluble en agua seleccionado de poli(alcohol vinílico), poli(acetato de vinilo) y copolímeros de etileno y alcohol vinílico que tienen un punto de fusión compatible con el estado fundido de los componentes de almidón; c) desde el 5 hasta el 45% en peso de una mezcla no cristalizable de sorbitol y al menos otro plastificante seleccionado de glicerol, maltitol, xilitol, manitol, trioleato de glicerol, aceite de soja o linaza epoxidado, citrato de 10 tributilo, citrato de acetiltrietilo, triacetato de glicerilo, diisobutirato de 2,2,4-trimetil-1,3-pentanodiol; poli(óxido de etileno) o polietilenglicol; d) desde el 0,3 hasta el 2,5% en peso de una sal o ácido graso C12-22; e) desde el 0,25% hasta el 3% de un sistema emulsionante que tiene un valor de equilibrio lipófilo-hidrófilo de entre 2 y 10.

4. 发明专利

CA2583945A1 BARRIER FILM 未知
公开(公告)号：CA2583945A1
公开(公告)日：2006-04-27
申请号：CA2583945
申请日：2005-10-18
申请人： PLANTIC TECHNOLOGIES LTD
发明人： HENDERSON-RUTGERS RULANDE , FINK MARK , OAKLEY NICHOLAS ROY
IPC分类号： C08L3/00 , B32B9/02 , B32B23/08 , B32B27/08 , C08L3/02 , C08L3/04 , C08L29/04
摘要： A barrier composition which is injection mouldable and able to be made into a transparent film or incorporated (by co-extrusion and/or lamination) into multi-layer film products, the composition on dry basis: a) from 45 to 90% by weight of a starch and/or a modified starch selected from starches modified by reaction with a hydroxyl alkyl group, an acetate or a dicarboxylic acid anhydride or a grafting polymer; b) from 4 to 12% by weight of a water soluble polymer selected from polyvinyl alcohol, polyvinylacetate, and copolymers of ethylene and vinylalcohol which have a melting point compatible with the molten state of the starch components c) from 5 to 45% by weight of a non-crystallising mixture of sorbitol and at least one other plasticizer selected from glycerol, maltitol, xylitol, mannitol, glycerol trioleate, epoxidised linseed or soybean oil, tributyl citrate, acetyl tri-ethyl citrate, glyceryl triacetate, 2,2,4-trimethyl-1,3-pentanediol diisobutyrate; polyethylene oxide or polyethylene glycol; d) from 0.3 to 2.5% by weight of a C12-22 fatty acid or salt; e) from 0.25% to 3% of an emulsifier system having a hydrophilic lipophilic balance value between 2 and 10. The barrier film may be co-injection moulded with polyethylene terephthalate (PET) or polylactic acid (PLA) for blow moulding into beverage bottles, with polyethylene (PE) or polypropylene (PP) or biodegradable polymers for high gas-barrier containers or closures, or may be co-extruded with polyethylene, polypropylene or polylactic acid for thin film packaging applications or for blow-moulded containers.

5. 发明专利

NZ554681A Mouldable biodegradable polymer 未知
公开(公告)号：NZ554681A
公开(公告)日：2010-05-28
申请号：NZ55468105
申请日：2005-10-05
申请人： PLANTIC TECHNOLOGIES LTD
发明人： HENDERSON RULANDE , PARTRIDGE IAN JOHN , ROSE ELIZABETH EMILY , OAKLEY NICHOLAS ROY
IPC分类号： C08L3/02 , A61F13/15 , A61F13/26 , A61L15/62 , C08L3/04 , C08L3/12 , C08L3/14
摘要： Disclosed is a biodegradable injection mouldable polymer composed, on a dry weight basis, of: a) from 50 to 85% by weight of a starch and/or a modified high amylose starch; b) from 4 to 13% by weight of a water soluble polymer selected from polyvinylacetate, polyvinyl alcohol and copolymers of ethylene and vinylalcohol which have a melting point compatible with the molten state of the starch components; c) from 10 to 35% by weight of a polyol plasticiser; d) from 0.5 to 10% of a polyethylene oxide or polyethylene glycol; e) from 0.25 to 3% of a food grade emulsifier; and f) from 0.1 to 1.5% by weight of a C12-22 fatty acid or salt. Also disclosed is a medical device formed from the above composition with a final moisture content of 2-3% by weight. Also disclosed is a tampon applicator made by injection moulding with a composition as above.

6. 发明专利

NZ554682A Gas barrier film comprising starch, a water soluble polymer, a plasticizer, a fatty acid and an emulsifier 未知
公开(公告)号：NZ554682A
公开(公告)日：2010-04-30
申请号：NZ55468205
申请日：2005-10-18
申请人： PLANTIC TECHNOLOGIES LTD
发明人： HENDERSON-RUTGERS RULANDE , FINK MARK , OAKLEY NICHOLAS ROY
IPC分类号： C08L3/00 , B32B9/02 , B32B23/08 , B32B27/08 , C08L3/02 , C08L3/04 , C08L29/04
摘要： Disclosed is a polymer composition comprising on a dry basis: a) from 45 to 90% by weight of a modified starch or a starch and a modified starch wherein the modified starch is selected from starches modified by reaction with a hydroxyl alkyl group, an acetate or a dicarboxylic acid anhydride or a grafting polymer; b) from 4 to 12% by weight of a water soluble polymer selected from polyvinyl alcohol, polyvinylacetate, and copolymers of ethylene and vinylalcohol which have a melting point compatible with the molten state of the starch components; c) from 5 to 45% by weight of a non-crystallising mixture of sorbitol and at least one other plasticiser selected from glycerol, maltitol, xylitol, mannitol, glycerol trioleate, epoxidised linseed or soybean oil, tributyl citrate, acetyl tri-ethyl citrate, glyceryl triacetate, 2,2,4-trimethyl-1,3-pentanediol diisobutyrate; polyethylene oxide or polyethylene glycol; d) from 0.3 to 2.5% by weight of a fatty acid or salt; e) from 0.25% to 3% of an emulsifier system having a hydrophilic lipophilic balance value between 2 and 10, and wherein the polymer composition is in the form of a gas barrier film. Also disclosed is a co-extruded laminate which comprises polyethylene, polypropylene or polylactic acid and the above composition for thin film packaging applications.

7. 发明专利

AU2012318251A1 Multilayer films 未知
公开(公告)号：AU2012318251A1
公开(公告)日：2013-07-11
申请号：AU2012318251
申请日：2012-05-23
申请人： PLANTIC TECHNOLOGIES LTD
发明人： MCCAFFREY NICHOLAS JOHN , KHALIL ROYA , OAKLEY NICHOLAS ROY , MORRIS BRENDA
IPC分类号： B65D81/18
摘要： There is provided a multilayer film comprising a starch layer and at least one other layer. The multilayer film has excellent barrier properties. The starch 5 layer comprises a modified starch having a degree of substitution less than 1.5. Suitable other layers include polyolefins. The multilayer film finds use in packaging, particularly in packaging foodstuffs.

8. 发明专利

NZ625510A Multilayer films 未知
公开(公告)号：NZ625510A
公开(公告)日：2014-11-28
申请号：NZ62551012
申请日：2012-05-23
申请人： PLANTIC TECHNOLOGIES LTD
发明人： MCCAFFREY NICHOLAS JOHN , KHALIL ROYA , OAKLEY NICHOLAS ROY , MORRIS BRENDAN
IPC分类号： B65D81/18 , B32B27/06 , B65D81/24 , C08L3/02
摘要： Disclosed is a multilayer film with two types of layers. The multilayer film comprises at least one starch layer comprising a modified starch; and at least one other layer having a water vapour permeability coefficient less than 1 g.mm/m2.24hr.atm measured at 38°C and 90% relative humidity. The total thickness of the at least one starch layer is greater than 30% of the total thickness of the multilayer film and the modified starch has a degree of substitution less than 1.5.

9. 发明专利

AU2012318251A8 Multilayer films 未知
公开(公告)号：AU2012318251A8
公开(公告)日：2014-08-21
申请号：AU2012318251
申请日：2012-05-23
申请人： PLANTIC TECHNOLOGIES LTD
发明人： MCCAFFREY NICHOLAS JOHN , KHALIL ROYA , OAKLEY NICHOLAS ROY , MORRIS BRENDA
IPC分类号： B65D81/18
摘要： There is provided a multilayer film comprising a starch layer and at least one other layer. The multilayer film has excellent barrier properties. The starch 5 layer comprises a modified starch having a degree of substitution less than 1.5. Suitable other layers include polyolefins. The multilayer film finds use in packaging, particularly in packaging foodstuffs.

10. 发明专利

AU2007240124A1 Polymeric films 未知
公开(公告)号：AU2007240124A1
公开(公告)日：2007-10-25
申请号：AU2007240124
申请日：2007-04-18
申请人： PLANTIC TECHNOLOGIES LTD
发明人： MCCAFFREY NICHOLAS JOHN , OAKLEY NICHOLAS ROY , KHEMANI KISHAN
IPC分类号： C08L3/00 , B29C47/00 , C08L3/14
摘要： A polymer composition and its use for thin film packaging applications including on a dry basis: a) from 45 to 90% by weight of starch; b) from 0.1 to 15% by weight of a water soluble polymer selected from polyvinyl alcohol, polyvinylacetate, and copolymers of ethylene and vinyl alcohol which have a melting point compatible with the molten state of the starch component; and c) from 5 to 45% by weight of one or more plasticizers having a molecular weight in the range of 50-6000, more preferably 50-2500 and more preferably still 100-400 and desirably selected from the group consisting of sorbitol, glycerol, maltitol, xylitol, mannitol, erythritol, glycerol trioleate, tributyl citrate, acetyl tri-ethyl citrate, glyceryl triacetate, 2,2,4-trimethyl-1,3-pentanediol diisobutyrate, polyethylene oxide, ethylene glycol, diethylene glycol or polyethylene glycol.

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