WO2002042365A1 - Air and moisture vapor breathable biodegradable films and method of manufacture - Google Patents
Air and moisture vapor breathable biodegradable films and method of manufacture Download PDFInfo
- Publication number
- WO2002042365A1 WO2002042365A1 PCT/US2001/020299 US0120299W WO0242365A1 WO 2002042365 A1 WO2002042365 A1 WO 2002042365A1 US 0120299 W US0120299 W US 0120299W WO 0242365 A1 WO0242365 A1 WO 0242365A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- film
- lactic acid
- biodegradable
- group
- polymer
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
-
- 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
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/16—Fillers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0059—Degradable
- B29K2995/006—Bio-degradable, e.g. bioabsorbable, bioresorbable or bioerodible
-
- 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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
- B32B2038/0028—Stretching, elongating
-
- 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
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/10—Fibres of continuous length
- B32B2305/20—Fibres of continuous length in the form of a non-woven mat
-
- 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
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/30—Fillers, e.g. particles, powders, beads, flakes, spheres, chips
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/716—Degradable
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
-
- 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
Definitions
- the present invention relates to air and moisture vapor
- thermoplastic film which was made by incrementally stretching the
- the film may include fillers.
- Polymer films of polycaprolactone (PCL) and PCL polycaprolactone
- amorphous polypropylene phase is first embossed prior to biaxially
- microvoids to enhance the permeability of the otherwise imperforate film
- the continuous film matrix of a crystallizable polymer may
- inorganic filler such as clay, titanium dioxide, calcium
- European patent 141592 discloses the use of a polyolefin
- EVA ethylene vinyl acetate
- Patents Nos. 4,452,845 and 4,596,738 also disclose stretched
- thermoplastic films where the dispersed phase may be a polyethylene
- thermoplastic copolyester films having improved properties
- Biodegradable and/or compostable products help preserve
- compostability is particularly important in disposable, high use products
- Thermoplastic films that are biodegradable and/or
- the film can be stretched to form a breathable film.
- This invention is directed to a biodegradable film which is
- MVTRs moisture vapor transmission rates
- MVTRs having MVTRs, preferably on the order of about 1200 to about
- nonwoven substrates were also disclosed.
- This invention is directed to further improvements in
- biodegradable films and laminates which are both permeable to air and
- the biodegradable film in a broad form of the invention, the biodegradable film
- thermoplastic polymer comprises a blend of a biodegradable thermoplastic polymer and a
- laminate is activated upon stretching, preferably incremental stretching
- biodegradable polymers such as polycaprolactone (PCL) blended with PCL
- starch polymers or polyvinylalcohol (PVA) that may be film-formed are examples of starch polymers or polyvinylalcohol (PVA) that may be film-formed.
- biodegradable polymers include polylactides (PLA), PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA, PMMA
- polyesters and copolyesters The biodegradable films and laminates can be used for diaper
- the biodegradable film is especially suitable for
- MVTR greater than about 1000 gms per m 2 per day and 100°F and 95%
- RH relative humidity
- thermoplastic film having these breathable properties of
- the biodegradable film composition can be achieved by:
- the film may be
- Calcium carbonate, barium sulfate, silica, and zeolite particles are the most common fillers. As developed
- microvoids are produced to provide breathability and
- an inorganic filler particles for example, calcium carbonate, zeolite, silica,
- composition with other additives into a nip of rollers to form a film at a
- melt blended More particularly, in preferred form, the melt blended
- composition consists essentially of about 60% to about 75% of a
- polyester such as aliphatic-aromatic copolyesters which are described in
- thermoplastic copolyesters may comprise at least one
- At least one aliphatic diol having from 4 to about 12 carbon atoms.
- thermoplastic copolyester may comprise at least one
- aromatic dicarboxylic acid at least one aliphatic diol and a polyalkylene
- the aliphatic dicarboxylic acid is selected from the group consisting of:
- At least one of said aromatic dicarboxylic acids is selected from
- naphthalenedicarboxylic acid and mixtures thereof; and at least one of
- said aliphatic diols is selected from the group consisting of
- thermoplastic copolyester may comprise various combinations
- polymers include ester-ether polyester (Hytrel and
- PVA polyvinyl alcohol
- PCL polycaprolactone
- PLA polylactide
- polyesters such as polyhydroxy(butyrate) (PHB), polyhydroxy(valerate) (PHV); and mixtures
- sulfate or zeolite, having an average particle size of about 1 to about
- the biodegradable nonwovens may be laminated to the films
- melt-stable lactide polymers of the type
- biodegradable and/or compostable include cotton nonwovens
- melt-blended composition is slot-
- cooling zone substantially parallel to the web surface are used.
- stretching force is applied to the film or the laminate at high speeds along
- the flat films are produced according to the principles of this
- the stretching process may be conducted at
- the microporous film may be obtained with nonwoven fibrous webs.
- the microporous laminate employs a film
- the film thickness will vary and, most preferably, in
- disposable applications is the order of about 0.25 to 2 mils in thickness.
- the nonwoven fibrous webs of the laminated sheet normally have a weight of about 5 gms/yd 2 to 75 gms/yd 2 , preferably about 20 to about
- the composite or laminate can be incrementally stretched
- CD cross direction
- CD stretching may be followed by stretching in the machine
- microporous film or laminate may be any suitable material. As indicated above, the microporous film or laminate may be any suitable material.
- microporous-formable film are microporous-formable film. These laminates of nonwoven carded fibrous
- webs of staple fibers or nonwoven spun-bonded fibrous webs may be
- the diagonal intermeshing stretcher consists of a pair of left
- shafts are disposed between two machine side plates, the lower shaft
- the slidable members are adjustable in the vertical direction by wedge shaped elements operable by
- Micrometers mounted to the side frames are operable
- Air cylinders are employed to hold the slidable members in
- cylinders may also be retracted to disengage the upper and lower
- a drive means is typically utilized to drive the stationery
- intermeshing teeth is avoided. If the intermeshing rolls are to remain in
- the upper intermeshing roll typically need not be driven. Drive may be accomplished by the driven intermeshing roll
- the intermeshing rolls closely resemble fine pitch helical
- the rolls have 5.935" diameter, 45°
- the teeth are not designed to transmit
- the CD intermeshing stretching equipment is identical to the
- intermeshing elements are capable of large engagement depths, it is
- a gear resides on each end of this shaft and operates in
- the drive for the CD intermeshing stretcher must operate
- the drive need not be antibacklash, however, because a ' small
- the CD intermeshing elements are machined from solid
- CD intermeshing element configuration would have a 0.100" pitch.
- the MD intermeshing stretching equipment is identical to the
- the MD intermeshing rolls closely resemble fine pitch spur gears.
- the rolls have a 5.933" diameter, 0.100"
- stretchers may be employed to produce the incrementally stretched film
- microporous film products of this invention form the microporous film products of this invention.
- stretching operation may be employed on an extrusion laminate of a
- nonwoven fibrous web of staple fibers or spun-bonded filaments are nonwoven fibrous web of staple fibers or spun-bonded filaments and
- microporous-formable thermoplastic film in one of the unique aspects
- filaments may be incrementally stretched to provide a very soft fibrous
- fibrous web and microporous-formable film is incrementally stretched using, for instance, the CD and/or MD intermeshing stretcher with one
- microporous film and laminates of this invention are microporous film and laminates of this invention.
- FIG. 1 is a microphotograph of the film surface of
- FIG. 2 is a microphotograph of a cross-section of
- Example 1 A film at 2000X.
- FIG. 3 is a microphotograph of the film surface of
- Example 1 B at 1000X in the unstretched area due to intermeshing.
- FIG. 4 is a microphotograph of the film surface of
- FIG. 5 is a microphotograph of a cross-section of
- Example 1 B film at 2000X through the stretched surface area.
- a biodegradable copolyester of an aromatic-aliphatic type is provided.
- melt temperatures on the order of about 425°F-475°F.
- FIG. 1 microphotograph of such a film surface is shown in FIG. 1 , and a cross-
- FIG. 2 The film was tested and found not to be air
- Example 1 A when incrementally stretched at a
- the MVTR increased from 939 g/m 2 /day (Example 1 A) to
- Example 1 B The air permeability of the film having originally zero permeability (Example 1 A), became 570 cc of air/cm 2 /min
- Examples 1 A and 1 B did show the embedded inorganic particles (see
- FIGS. 1 -5 The high MVTR and air-permeable biodegradable film of this
- Example 1 A film (see FIG. 2, cross-section), there were no pore
- Example 1 A film The mechanical properties of Example 1 A film are as
- the biodegradable film of Example 1 B is suitable for diaper
- Example 1 A type as employed in Example 1 A are extruded into a film in a similar manner
- biodegradable films as indicated below.
- biodegradable polymers such as the polylactides,
- polycaprolactones, starch, polyvinylalcohols, polyesters, and copolyesters, can be processed with inorganic filler particles to provide
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Biological Depolymerization Polymers (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
Description
Claims
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU0400310A HUP0400310A2 (en) | 2000-11-22 | 2001-06-26 | Air and moisture vapor breathable biodegradable films and method of manufacture |
BR0115472-9A BR0115472A (en) | 2000-11-22 | 2001-06-26 | Breathable air and moisture vapor breathable thermoplastic film and its high speed production method |
EP01948724A EP1335948A1 (en) | 2000-11-22 | 2001-06-26 | Air and moisture vapor breathable biodegradable films and method of manufacture |
JP2002545077A JP2004514756A (en) | 2000-11-22 | 2001-06-26 | Air and moisture vapor permeable biodegradable film and process for producing the same |
KR10-2003-7006811A KR20030060943A (en) | 2000-11-22 | 2001-06-26 | Air and moisture vapor breathable biodegradable films and method of manufacture |
PL36102201A PL361022A1 (en) | 2000-11-22 | 2001-06-26 | Air and moisture vapor breathable biodegradable films and method of manufacture |
AU7016801A AU7016801A (en) | 2000-11-22 | 2001-06-26 | Air and moisture vapor breathable biodegradable films and method of manufacture |
MXPA03004503A MXPA03004503A (en) | 2000-11-22 | 2001-06-26 | Air and moisture vapor breathable biodegradable films and method of manufacture. |
AU2001270168A AU2001270168B9 (en) | 2000-11-22 | 2001-06-26 | Air and moisture vapor breathable biodegradable films and method of manufacture |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71832000A | 2000-11-22 | 2000-11-22 | |
US09/718,320 | 2000-11-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002042365A1 true WO2002042365A1 (en) | 2002-05-30 |
Family
ID=24885667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2001/020299 WO2002042365A1 (en) | 2000-11-22 | 2001-06-26 | Air and moisture vapor breathable biodegradable films and method of manufacture |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP1335948A1 (en) |
JP (1) | JP2004514756A (en) |
KR (1) | KR20030060943A (en) |
CN (1) | CN1596277A (en) |
AR (1) | AR030336A1 (en) |
AU (2) | AU7016801A (en) |
BR (1) | BR0115472A (en) |
HU (1) | HUP0400310A2 (en) |
MX (1) | MXPA03004503A (en) |
PL (1) | PL361022A1 (en) |
RU (1) | RU2256673C2 (en) |
TW (1) | TW542846B (en) |
WO (1) | WO2002042365A1 (en) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002053376A2 (en) * | 2000-12-28 | 2002-07-11 | Kimberly-Clark Worldwide, Inc. | Breathable, biodegradable/compostable laminates |
WO2005053964A1 (en) * | 2003-11-26 | 2005-06-16 | Eastman Kodak Company | Inkjet recording element and method of use |
WO2005056679A1 (en) * | 2003-11-21 | 2005-06-23 | Kimberly-Clark Worldwide, Inc. | Biodegradable polymer compositions for a breathable film |
WO2005097875A1 (en) * | 2004-04-09 | 2005-10-20 | Novamont S.P.A. | Highly-breathable biodegradable film bag |
US7153569B2 (en) | 2004-03-19 | 2006-12-26 | Kimberly-Clark Worldwide, Inc. | Biodegradable aliphatic-aromatic copolyester films |
US7172814B2 (en) | 2003-06-03 | 2007-02-06 | Bio-Tec Biologische Naturverpackungen Gmbh & Co | Fibrous sheets coated or impregnated with biodegradable polymers or polymers blends |
US7241832B2 (en) | 2002-03-01 | 2007-07-10 | bio-tec Biologische Naturverpackungen GmbH & Co., KG | Biodegradable polymer blends for use in making films, sheets and other articles of manufacture |
US7297394B2 (en) * | 2002-03-01 | 2007-11-20 | Bio-Tec Biologische Naturverpackungen Gmbh & Co. Kg | Biodegradable films and sheets suitable for use as coatings, wraps and packaging materials |
US7776020B2 (en) | 2004-03-19 | 2010-08-17 | Kimberly-Clark Worldwide, Inc. | Absorbent articles having an aliphatic-aromatic copolyester film |
US8466337B2 (en) | 2009-12-22 | 2013-06-18 | Kimberly-Clark Worldwide, Inc. | Biodegradable and breathable film |
EP1602600B1 (en) * | 2004-06-03 | 2019-12-11 | NOVAMONT S.p.A. | Ventilated system for the collection of organic waste |
EP4147773A1 (en) * | 2021-09-10 | 2023-03-15 | Ralf Kibele | Drying agent, moisture-proof packaging and method for producing drying bodies |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5034786B2 (en) * | 2007-08-30 | 2012-09-26 | 東レ株式会社 | Easy degradable film |
KR100912698B1 (en) * | 2008-01-14 | 2009-08-19 | 성균관대학교산학협력단 | Biodegradable thermoplastic composition comprising cellulose derivatives and basic inorganic fillers |
KR100899642B1 (en) * | 2008-09-19 | 2009-05-27 | (주)태원시스켐 | Biodegradable resin composition containing polylactic acid for manufacturing cellular phone case and manufacturing method of cellular phone case using the same |
JP5829393B2 (en) * | 2010-10-05 | 2015-12-09 | 東洋製罐株式会社 | Biodegradable resin composition |
BR112014021357B1 (en) | 2012-03-07 | 2020-12-08 | Huhtamäki Oyj | thermoformable composition, thermoformed container, thermoformed lid and its use |
EP3007663B1 (en) * | 2013-06-12 | 2022-04-06 | Kimberly-Clark Worldwide, Inc. | Absorbent article containing a porous polyolefin film |
RU2708329C2 (en) * | 2016-05-31 | 2019-12-05 | Общество с ограниченной ответственностью "Т-Хелпер Клеточные Технологии" | Stem cell material, compositions and methods of use |
US10683399B2 (en) * | 2018-06-26 | 2020-06-16 | Intrinsic Advanced Materials, LLC | Biodegradable textiles, masterbatches, and method of making biodegradable fibers |
CN113003596B (en) * | 2021-02-24 | 2022-09-20 | 齐鲁工业大学 | Light calcium carbonate in-situ filled biomacromolecule film and application thereof in packaging of oily food and medicines |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0510998A2 (en) * | 1991-04-26 | 1992-10-28 | MITSUI TOATSU CHEMICALS, Inc. | Porous film |
WO1993003098A1 (en) * | 1991-08-07 | 1993-02-18 | Clopay Corporation | A biodegradable film and method of making same |
EP0736563A1 (en) * | 1995-04-07 | 1996-10-09 | SAFTA S.p.A. | Process for the manufacture of totally bio-decomposable films with high mechanical characteristics and relevant products and applications |
JPH08295748A (en) * | 1995-04-25 | 1996-11-12 | Daicel Chem Ind Ltd | Biodegradable, highly moisture-permeable film and its production |
WO1997029909A1 (en) * | 1996-02-15 | 1997-08-21 | Clopay Plastic Products Company, Inc. | Method of making a cloth-like microporous laminate of a nonwoven fibrous web and thermoplastic film |
JPH09291163A (en) * | 1996-02-29 | 1997-11-11 | Mitsubishi Chem Corp | Biodegradable porous film |
WO1998051475A1 (en) * | 1997-05-09 | 1998-11-19 | The Procter & Gamble Company | Method for forming a breathable film |
US5851937A (en) * | 1997-03-27 | 1998-12-22 | Clopay Plastic Products Company, Inc. | Cloth-like totally biodegradable and/or compostable composites and method of manufacture |
WO2001019592A1 (en) * | 1999-09-14 | 2001-03-22 | Clopay Plastic Products Company, Inc. | High speed method of making plastic film and nonwoven laminates |
WO2001051548A2 (en) * | 2000-01-10 | 2001-07-19 | Clopay Plastic Products Company, Inc. | Antibacterial microporous film and method of making |
-
2001
- 2001-06-26 JP JP2002545077A patent/JP2004514756A/en active Pending
- 2001-06-26 RU RU2003118440/04A patent/RU2256673C2/en not_active IP Right Cessation
- 2001-06-26 PL PL36102201A patent/PL361022A1/en unknown
- 2001-06-26 WO PCT/US2001/020299 patent/WO2002042365A1/en not_active Application Discontinuation
- 2001-06-26 CN CNA018193250A patent/CN1596277A/en active Pending
- 2001-06-26 AU AU7016801A patent/AU7016801A/en active Pending
- 2001-06-26 BR BR0115472-9A patent/BR0115472A/en not_active IP Right Cessation
- 2001-06-26 MX MXPA03004503A patent/MXPA03004503A/en unknown
- 2001-06-26 KR KR10-2003-7006811A patent/KR20030060943A/en not_active Application Discontinuation
- 2001-06-26 HU HU0400310A patent/HUP0400310A2/en unknown
- 2001-06-26 AU AU2001270168A patent/AU2001270168B9/en not_active Ceased
- 2001-06-26 EP EP01948724A patent/EP1335948A1/en not_active Withdrawn
- 2001-07-24 TW TW090118058A patent/TW542846B/en not_active IP Right Cessation
- 2001-08-09 AR ARP010103824A patent/AR030336A1/en unknown
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0510998A2 (en) * | 1991-04-26 | 1992-10-28 | MITSUI TOATSU CHEMICALS, Inc. | Porous film |
WO1993003098A1 (en) * | 1991-08-07 | 1993-02-18 | Clopay Corporation | A biodegradable film and method of making same |
EP0736563A1 (en) * | 1995-04-07 | 1996-10-09 | SAFTA S.p.A. | Process for the manufacture of totally bio-decomposable films with high mechanical characteristics and relevant products and applications |
JPH08295748A (en) * | 1995-04-25 | 1996-11-12 | Daicel Chem Ind Ltd | Biodegradable, highly moisture-permeable film and its production |
WO1997029909A1 (en) * | 1996-02-15 | 1997-08-21 | Clopay Plastic Products Company, Inc. | Method of making a cloth-like microporous laminate of a nonwoven fibrous web and thermoplastic film |
JPH09291163A (en) * | 1996-02-29 | 1997-11-11 | Mitsubishi Chem Corp | Biodegradable porous film |
US5851937A (en) * | 1997-03-27 | 1998-12-22 | Clopay Plastic Products Company, Inc. | Cloth-like totally biodegradable and/or compostable composites and method of manufacture |
WO1998051475A1 (en) * | 1997-05-09 | 1998-11-19 | The Procter & Gamble Company | Method for forming a breathable film |
WO2001019592A1 (en) * | 1999-09-14 | 2001-03-22 | Clopay Plastic Products Company, Inc. | High speed method of making plastic film and nonwoven laminates |
WO2001051548A2 (en) * | 2000-01-10 | 2001-07-19 | Clopay Plastic Products Company, Inc. | Antibacterial microporous film and method of making |
Non-Patent Citations (2)
Title |
---|
DATABASE WPI Section Ch Week 199804, Derwent World Patents Index; Class A23, AN 1998-037109, XP002181001 * |
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 03 31 March 1997 (1997-03-31) * |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002053376A3 (en) * | 2000-12-28 | 2003-01-03 | Kimberly Clark Co | Breathable, biodegradable/compostable laminates |
GB2386342A (en) * | 2000-12-28 | 2003-09-17 | Kimberly Clark Co | Breathable, biodegradable/compostable laminates |
GB2386342B (en) * | 2000-12-28 | 2004-08-18 | Kimberly Clark Co | Breathable, biodegradable/compostable laminates |
US6838403B2 (en) | 2000-12-28 | 2005-01-04 | Kimberly-Clark Worldwide, Inc. | Breathable, biodegradable/compostable laminates |
WO2002053376A2 (en) * | 2000-12-28 | 2002-07-11 | Kimberly-Clark Worldwide, Inc. | Breathable, biodegradable/compostable laminates |
DE10197110B3 (en) * | 2000-12-28 | 2012-08-30 | Kimberly-Clark Worldwide, Inc. | Breathable, biodegradable / compostable laminates and process for their preparation |
US7241832B2 (en) | 2002-03-01 | 2007-07-10 | bio-tec Biologische Naturverpackungen GmbH & Co., KG | Biodegradable polymer blends for use in making films, sheets and other articles of manufacture |
US7297394B2 (en) * | 2002-03-01 | 2007-11-20 | Bio-Tec Biologische Naturverpackungen Gmbh & Co. Kg | Biodegradable films and sheets suitable for use as coatings, wraps and packaging materials |
US7172814B2 (en) | 2003-06-03 | 2007-02-06 | Bio-Tec Biologische Naturverpackungen Gmbh & Co | Fibrous sheets coated or impregnated with biodegradable polymers or polymers blends |
WO2005056679A1 (en) * | 2003-11-21 | 2005-06-23 | Kimberly-Clark Worldwide, Inc. | Biodegradable polymer compositions for a breathable film |
WO2005053964A1 (en) * | 2003-11-26 | 2005-06-16 | Eastman Kodak Company | Inkjet recording element and method of use |
US7153569B2 (en) | 2004-03-19 | 2006-12-26 | Kimberly-Clark Worldwide, Inc. | Biodegradable aliphatic-aromatic copolyester films |
US7776020B2 (en) | 2004-03-19 | 2010-08-17 | Kimberly-Clark Worldwide, Inc. | Absorbent articles having an aliphatic-aromatic copolyester film |
JP2007532413A (en) * | 2004-04-09 | 2007-11-15 | ノバモント・ソシエタ・ペル・アチオニ | Highly breathable biodegradable film bag |
WO2005097875A1 (en) * | 2004-04-09 | 2005-10-20 | Novamont S.P.A. | Highly-breathable biodegradable film bag |
US8747971B2 (en) | 2004-04-09 | 2014-06-10 | Novamont S.P.A. | Highly-breathable biodegradable film bag |
EP1751219B1 (en) | 2004-04-09 | 2018-05-30 | NOVAMONT S.p.A. | Highly-breathable biodegradable film bag |
EP1602600B1 (en) * | 2004-06-03 | 2019-12-11 | NOVAMONT S.p.A. | Ventilated system for the collection of organic waste |
US8466337B2 (en) | 2009-12-22 | 2013-06-18 | Kimberly-Clark Worldwide, Inc. | Biodegradable and breathable film |
EP4147773A1 (en) * | 2021-09-10 | 2023-03-15 | Ralf Kibele | Drying agent, moisture-proof packaging and method for producing drying bodies |
DE102021210038A1 (en) | 2021-09-10 | 2023-03-16 | Ralf Kibele | Desiccants, moisture-proof packaging and methods of manufacturing desiccants |
Also Published As
Publication number | Publication date |
---|---|
BR0115472A (en) | 2003-08-19 |
HUP0400310A2 (en) | 2004-08-30 |
AR030336A1 (en) | 2003-08-20 |
AU2001270168B2 (en) | 2004-05-20 |
TW542846B (en) | 2003-07-21 |
EP1335948A1 (en) | 2003-08-20 |
MXPA03004503A (en) | 2003-09-05 |
PL361022A1 (en) | 2004-09-20 |
AU2001270168B9 (en) | 2004-11-18 |
CN1596277A (en) | 2005-03-16 |
RU2256673C2 (en) | 2005-07-20 |
KR20030060943A (en) | 2003-07-16 |
AU7016801A (en) | 2002-06-03 |
JP2004514756A (en) | 2004-05-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU2001270168B2 (en) | Air and moisture vapor breathable biodegradable films and method of manufacture | |
AU2001270168A1 (en) | Air and moisture vapor breathable biodegradable films and method of manufacture | |
US5851937A (en) | Cloth-like totally biodegradable and/or compostable composites and method of manufacture | |
US6013151A (en) | High speed method of making microporous film products | |
EP1420946B1 (en) | Multilayer microporous films and methods of making | |
AU710947B2 (en) | Method of making a cloth-like microporous laminate of a nonwoven fibrous web and thermoplastic film | |
US6740184B2 (en) | High speed method of making plastic film and nonwoven laminates | |
AU765784B2 (en) | High speed method of making plastic film and nonwoven laminates | |
AU2002313741A1 (en) | Multilayer microporous films and methods of making | |
WO2001051546A1 (en) | INCREMENTALLY STRETCHED NON-EMBOSSED FILMS HAVING HIGH MOISTURE VAPOR TRANSMISSION RATES (MVTRs) | |
WO2001079343A1 (en) | MICROEMBOSSED THIN MICROPOROUS FILMS HAVING IMPROVED IMPACT STRENGTH AND HIGH MOISTURE VAPOR TRANSMISSION RATES (MVTRs) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE TR BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2001270168 Country of ref document: AU |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020037006811 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: PA/a/2003/004503 Country of ref document: MX Ref document number: 2002545077 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 018193250 Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2001948724 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 2003118440 Country of ref document: RU Kind code of ref document: A Ref country code: RU Ref document number: RU A |
|
WWP | Wipo information: published in national office |
Ref document number: 1020037006811 Country of ref document: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 2001948724 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWG | Wipo information: grant in national office |
Ref document number: 2001270168 Country of ref document: AU |
|
WWR | Wipo information: refused in national office |
Ref document number: 1020037006811 Country of ref document: KR |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 2001948724 Country of ref document: EP |