JP2004504446A5 - - Google Patents
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- JP2004504446A5 JP2004504446A5 JP2002513523A JP2002513523A JP2004504446A5 JP 2004504446 A5 JP2004504446 A5 JP 2004504446A5 JP 2002513523 A JP2002513523 A JP 2002513523A JP 2002513523 A JP2002513523 A JP 2002513523A JP 2004504446 A5 JP2004504446 A5 JP 2004504446A5
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- ethylene
- acrylic acid
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- 239000000203 mixture Substances 0.000 description 25
- 239000002131 composite material Substances 0.000 description 16
- 229920001897 terpolymer Polymers 0.000 description 12
- 229920000247 Superabsorbent polymer Polymers 0.000 description 11
- 229920001577 copolymer Polymers 0.000 description 10
- 229920005992 thermoplastic resin Polymers 0.000 description 9
- 210000003666 Nerve Fibers, Myelinated Anatomy 0.000 description 7
- 229910002091 carbon monoxide Inorganic materials 0.000 description 7
- 239000000835 fiber Substances 0.000 description 6
- 125000000524 functional group Chemical group 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 239000000155 melt Substances 0.000 description 6
- 239000004750 melt-blown nonwoven Substances 0.000 description 6
- 239000004416 thermosoftening plastic Substances 0.000 description 6
- 229920002126 Acrylic acid copolymer Polymers 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 229920001888 polyacrylic acid Polymers 0.000 description 5
- 229920001169 thermoplastic Polymers 0.000 description 5
- -1 polyethylene Polymers 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- 125000002252 acyl group Chemical group 0.000 description 3
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 3
- QHZOMAXECYYXGP-UHFFFAOYSA-N ethene;prop-2-enoic acid Chemical compound C=C.OC(=O)C=C QHZOMAXECYYXGP-UHFFFAOYSA-N 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 239000004584 polyacrylic acid Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 239000004583 superabsorbent polymers (SAPs) Substances 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- 239000004698 Polyethylene (PE) Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 229920000578 graft polymer Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 1
- 206010021639 Incontinence Diseases 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002762 monocarboxylic acid derivatives Chemical group 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Description
【特許請求の範囲】
【請求項1】 (a)一種以上の超吸収性ポリマーおよび(b)(a)とイオン相互作用または共有相互作用する官能基を含む一種以上の熱可塑性樹脂を含む押出性熱可塑性超吸収性ポリマーブレンド組成物であって、前記官能基はアシル基またはカルボニル基であり、前記熱可塑性樹脂は、ポリアクリル酸、エチレン−アクリル酸コポリマー、エチレン−t−ブチルアクリレート−アクリル酸ターポリマー、エチレン−酢酸ビニル−一酸化炭素ターポリマー、エチレン−一酸化炭素コポリマー、エチレン−アクリル酸−一酸化炭素ターポリマー、エチレン−n−ブチルアクリレート−一酸化炭素ターポリマーまたはそれらのブレンドであり、ただし、前記熱可塑性樹脂がエチレン−アクリル酸コポリマーであるときには、前記樹脂は前記コポリマーの質量を基準として10〜20質量%のアクリル酸を有し、190℃及び2.16キログラムの加荷重条件下に100〜200g/10分のメルトフローレートを有する、押出性熱可塑性超吸収性ポリマーブレンド組成物。
【請求項2】 約0.1〜約300g/10分の間のメルトフローレートを与える温度条件および加荷重条件下で、約5〜約100フィート/分の間の溶融引落速度および約0.1〜約10の間の溶融張力を有する請求項1に記載の組成物。
【請求項3】 前記超吸収性ポリマーは水溶性α,β−エチレン系不飽和モノマーから調製される請求項1に記載の組成物。
【請求項4】 前記α,β−エチレン系不飽和モノマーは、モノカルボン酸、ビニルポリカルボン酸、アクリルアミドまたはそれらの混合物である請求項3に記載の組成物。
【請求項5】 前記超吸収性ポリマーは、セルロース系−グラフトコポリマー、澱粉−グラフトコポリマー、澱粉−g−ポリ(アクリル酸)、ポリアクリルアミド、ポリビニルアルコール、ポリ(アクリル酸)、スルホン酸基含有モノマーのコポリマーまたはそれらの混合物である請求項1に記載の組成物。
【請求項6】 超吸収性ポリマーが架橋され、部分的に中和され、表面処理され、あるいはそれらの組み合わせが行われた請求項3〜5のいずれか1項に記載の組成物。
【請求項7】 界面活性剤をさらに含む請求項1に記載の組成物。
【請求項8】 ポリエチレン、ポリエチレンのコポリマー、ポリプロピレン、ポリプロピレンのコポリマーまたはポリスチレンをさらに含む請求項1、3または7のいずれか1項に記載の組成物。
【請求項9】 請求項1に記載の押出性熱可塑性超吸収性ポリマーブレンド組成物を調製する方法であって、(a)一種以上の超吸収性ポリマーおよび(b)(a)とイオン相互作用または共有相互作用する官能基を含む一種以上の熱可塑性樹脂を組み合わせる工程を含み、前記官能基はアシル基またはカルボニル基であり、前記熱可塑性樹脂は、ポリアクリル酸、エチレン−アクリル酸コポリマー、エチレン−t−ブチルアクリレート−アクリル酸ターポリマー、エチレン−酢酸ビニル−一酸化炭素ターポリマー、エチレン−一酸化炭素コポリマー、エチレン−アクリル酸−一酸化炭素ターポリマー、エチレン−n−ブチルアクリレート−一酸化炭素ターポリマーまたはそれらのブレンドであり、ただし、前記熱可塑性樹脂がエチレン−アクリル酸コポリマーであるときには、前記樹脂は前記コポリマーの質量を基準として10〜20質量%のアクリル酸を有し、190℃及び2.16キログラムの加荷重条件下に100〜200g/10分のメルトフローレートを有する、方法。
【請求項10】 (c)界面活性剤を成分(a)及び成分(b)に組み合わせる工程をさらに含む請求項9に記載の方法。
【請求項11】 押出品またはモールド成形品を製造する方法であって、
1)(a)一種以上の超吸収性ポリマーおよび(b)(a)とイオン相互作用または共有相互作用する官能基を含む一種以上の熱可塑性樹脂を含む押出性熱可塑性超吸収性ポリマー組成物を調製する工程と、ここで、前記官能基はアシル基又はカルボニル基であり、前記熱可塑性樹脂は、ポリアクリル酸、エチレン−アクリル酸コポリマー、エチレン−t−ブチルアクリレート−アクリル酸ターポリマー、エチレン−酢酸ビニル−一酸化炭素ターポリマー、エチレン−一酸化炭素コポリマー、エチレン−アクリル酸−一酸化炭素ターポリマー、エチレン−n−ブチルアクリレート−一酸化炭素ターポリマーまたはそれらのブレンドであり、ただし、前記熱可塑性樹脂がエチレン−アクリル酸コポリマーであるときには、前記樹脂は前記コポリマーの質量を基準として10〜20質量%のアクリル酸を有し、190℃及び2.16キログラムの加荷重条件下に100〜200g/10分のメルトフローレートを有する、
2)前記押出性熱可塑性超吸収性ポリマー組成物を押出品または成形品に押出すかまたは成形する工程とを含む方法。
【請求項12】 前記押出性熱可塑性超吸収性ポリマー組成物は(c)界面活性剤をさらに含む請求項11に記載の方法。
【請求項13】 前記押出品または成形品は、単一層フィルム、多層フィルム、不織ウェブ、シート、発泡体、異形材、多層貼合せ体、繊維、チューブ、ロッドまたはパイプである請求項11または12に記載の方法。
【請求項14】 前記押出品または成形品は、モノフィラメント繊維、複合モノフィラメント繊維、スパンボンド不織ウェブ、メルトブロー不織ウェブ、またはそれらの組み合わせを含む複合材である請求項11または12に記載の方法。
【請求項15】 前記押出品または成形品は、一種以上の複合繊維を含むスパンボンド不織ウェブ、一種以上の複合繊維を含むメルトブロー不織ウェブ、または一種以上のスパンボンド不織ウェブの少なくとも一層の層と一種以上のメルトブロー不織ウェブの少なくとも一層の層とを含む複合材構造体であって、前記複合材の一層以上の層が複合繊維を含む複合材構造体、を含む不織ウェブである請求項11または12に記載の方法。
【請求項16】 押出品または成形品の形をとる請求項1または7に記載の組成物。
【請求項17】 前記押出品または成形品は、単一層フィルム、多層フィルム、不織ウェブ、シート、発泡体、異形材、多層貼合せ体、繊維、チューブ、ロッドまたはパイプである請求項16に記載の組成物。
【請求項18】 前記押出品または成形品は、モノフィラメント繊維、複合モノフィラメント繊維、スパンボンド不織ウェブ、メルトブロー不織ウェブ、またはそれらの組み合わせを含む複合材である請求項16に記載の組成物。
【請求項19】 前記押出品または成形品は、一種以上の複合繊維を含むスパンボンド不織ウェブ、一種以上の複合繊維を含むメルトブロー不織ウェブ、または一種以上のスパンボンド不織ウェブの少なくとも一層の層と一種以上のメルトブロー不織ウェブの少なくとも一層の層とを含む複合材構造体であって、前記複合材の一層以上の層が複合繊維を含む複合材構造体、を含む不織ウェブである請求項16に記載の組成物。
【請求項20】 前記押出品または成形品は金属に貼合せた単一層フィルムまたは多層フィルムである、請求項17に記載の組成物。
【請求項21】 請求項20に記載の組成物を含むケーブルであって、電力ケーブルまたは通信ケーブルである、ケーブル。
【請求項22】 請求項17、18または19に記載の組成物を含む使い捨て吸収用具。
【請求項23】 おむつ、衛生用ナプキン、タンポン、失禁製品、病院着またはベッドパッドである請求項22に記載の使い捨て吸収用具。
[Claims]
1. An extrudable thermoplastic superabsorbent comprising (a) one or more superabsorbent polymers and (b) one or more thermoplastic resins containing functional groups that have ionic or covalent interaction with (a). Polymer blend compositionWherein the functional group is an acyl group or a carbonyl group, and the thermoplastic resin is polyacrylic acid, ethylene-acrylic acid copolymer, ethylene-t-butyl acrylate-acrylic acid terpolymer, ethylene-vinyl acetate-one. A carbon oxide terpolymer, an ethylene-carbon monoxide copolymer, an ethylene-acrylic acid-carbon monoxide terpolymer, an ethylene-n-butyl acrylate-carbon monoxide terpolymer or a blend thereof, wherein the thermoplastic resin is ethylene. -When it is an acrylic acid copolymer, the resin has from 10 to 20% by weight of acrylic acid, based on the weight of the copolymer, and at 100 ° C. and a load of 2.16 kilograms, 100 to 200 g / 10 min. Extrudable thermoplastic superabsorbent polymer with melt flow rate Ma blend composition.
2. Under a temperature and load condition that provides a melt flow rate between about 0.1 to about 300 g / 10 minutes, a melt draw down rate of between about 5 and about 100 feet / minute and a melt draw rate of between about 0.1 and about 100 feet / minute. 2. The method of claim 1 having a melt tension between 1 and about 10.Pair ofAdult.
3. The superabsorbent polymer of claim 1, wherein the superabsorbent polymer is prepared from a water soluble α, β-ethylenically unsaturated monomer.Pair ofAdult.
4. The method according to claim 3, wherein the α, β-ethylenically unsaturated monomer is a monocarboxylic acid, vinyl polycarboxylic acid, acrylamide or a mixture thereof.The composition of.
5. The superabsorbent polymer is a cellulose-graft copolymer, a starch-graft copolymer, a starch-g-poly (acrylic acid), a polyacrylamide, a polyvinyl alcohol, a poly (acrylic acid), a sulfonic acid group-containing monomer. The copolymer of claim 1 or a mixture thereof.Pair ofAdult.
6. Super absorbent polymerClaims that have been crosslinked, partially neutralized, surface treated, or a combination thereof.In any one of 3-5StatedComposition.
7. The method according to claim 1, further comprising a surfactant.Pair ofAdult.
8. The method according to claim 1, further comprising polyethylene, a copolymer of polyethylene, polypropylene, a copolymer of polypropylene or polystyrene.7Described in any one ofPair ofAdult.
9. Claim 1A method for preparing an extrudable thermoplastic superabsorbent polymer blend composition, comprising: (a) one or more superabsorbent polymers and (b) a functional group that has ionic or covalent interaction with (a). Including the step of combining the above thermoplastic resins.The functional group is an acyl group or a carbonyl group, and the thermoplastic resin is polyacrylic acid, ethylene-acrylic acid copolymer, ethylene-t-butyl acrylate-acrylic acid terpolymer, ethylene-vinyl acetate-carbon monoxide. Terpolymer, ethylene-carbon monoxide copolymer, ethylene-acrylic acid-carbon monoxide terpolymer, ethylene-n-butyl acrylate-carbon monoxide terpolymer or a blend thereof, wherein the thermoplastic resin is ethylene-acrylic. When it is an acid copolymer, the resin has from 10 to 20% by weight of acrylic acid, based on the weight of the copolymer, and a melt flow of 100 to 200 g / 10 minutes at 190 ° C. and 2.16 kilograms loading. Having a rate,Method.
(10) A surfactant is used.Component (a) and component (b)Claims further comprising the step of combining9The method described in.
11. An extrudate ormoldA method for producing a molded article, comprising:
1) Extrudable thermoplastic superabsorbent polymer composition comprising (a) one or more superabsorbent polymers and (b) one or more thermoplastic resins containing functional groups that have ionic or covalent interactions with (a). Preparing a;Here, the functional group is an acyl group or a carbonyl group, and the thermoplastic resin is polyacrylic acid, ethylene-acrylic acid copolymer, ethylene-t-butyl acrylate-acrylic acid terpolymer, ethylene-vinyl acetate-monoxide. Carbon terpolymer, ethylene-carbon monoxide copolymer, ethylene-acrylic acid-carbon monoxide terpolymer, ethylene-n-butyl acrylate-carbon monoxide terpolymer or a blend thereof, provided that the thermoplastic resin is ethylene-carbon monoxide. When an acrylic acid copolymer, the resin has from 10 to 20% by weight of acrylic acid, based on the weight of the copolymer, and has a melt temperature of 100 to 200 g / 10 minutes at 190 ° C. and 2.16 kilogram load. Having a flow rate,
2) The aboveExtrudabilityExtruding thermoplastic superabsorbent polymer compositions into extruded or molded articlesBittenOr molding.
12. The method according to claim 12,Extrudable thermoplasticThe superabsorbent polymer composition further comprises (c) a surfactant.11The method described in.
13. The extruded productOr molded productsIs a single layer film, a multilayer film, a nonwoven web, a sheet, a foam, a profile, a multilayer laminate, a fiber, a tube, a rod or a pipe.11Or12The method described in.
14. The extruded articleOr molded productsIs a composite comprising a monofilament fiber, a composite monofilament fiber, a spunbond nonwoven web, a meltblown nonwoven web, or a combination thereof.11Or12The method described in.
15. The extruded productOr molded productsIs a spunbond nonwoven web containing one or more composite fibers, a meltblown nonwoven web containing one or more composite fibers, or at least one layer of one or more spunbond nonwoven webs and one or more meltblown nonwoven webs. A composite structure comprising at least one layer, wherein the one or more layers of the composite is a non-woven web comprising a composite structure comprising composite fibers.11Or12The method described in.
16. An article according to claim 1, which is in the form of an extruded or molded article.7A composition according to claim 1.
17. The extruded or molded article isA single-layer film, a multilayer film, a nonwoven web, a sheet, a foam, a profile, a multilayer laminate, a fiber, a tube, a rod or a pipe.16Described inComposition.
18. The extruded or molded article isA composite comprising a monofilament fiber, a composite monofilament fiber, a spunbond nonwoven web, a meltblown nonwoven web, or a combination thereof.16Described inComposition.
(19) The extruded or molded article isSpunbond nonwoven web containing one or more composite fibers, meltblown nonwoven web containing one or more composite fibers, or at least one layer of one or more spunbond nonwoven webs and at least one layer of one or more meltblown nonwoven webs A composite structure comprising: a non-woven web comprising: a composite structure comprising conjugate fibers, wherein one or more layers of the composite comprises a composite fiber.16Described inComposition.
20. The extruded or molded product isSingle layer film or multilayer film bonded to metal18. The composition according to claim 17, which is
21. Claim20Described inCompositionIncludingMukeTableWherein the cable is a power cable or a communication cable..
22. Claim17, 18 or 19Described inCompositionIncluding disposable absorbent tools.
23. A diaper, sanitary napkin, tampon, incontinence product, hospital gown or bed pad.22A disposable absorbent article according to item 1.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22052900P | 2000-07-24 | 2000-07-24 | |
PCT/US2001/021869 WO2002007791A2 (en) | 2000-07-24 | 2001-07-11 | Thermoplastic superabsorbent polymer blend compositions and their preparation |
Publications (2)
Publication Number | Publication Date |
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JP2004504446A JP2004504446A (en) | 2004-02-12 |
JP2004504446A5 true JP2004504446A5 (en) | 2008-09-04 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2002513523A Pending JP2004504446A (en) | 2000-07-24 | 2001-07-11 | Thermoplastic superabsorbent polymer blend composition and preparation of the composition |
Country Status (11)
Country | Link |
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US (1) | US20020039869A1 (en) |
EP (1) | EP1311620A2 (en) |
JP (1) | JP2004504446A (en) |
KR (1) | KR20030031129A (en) |
CN (1) | CN1180032C (en) |
AU (2) | AU2453102A (en) |
CA (1) | CA2414197C (en) |
CZ (1) | CZ2003176A3 (en) |
IL (2) | IL154029A0 (en) |
MX (1) | MXPA03000200A (en) |
WO (1) | WO2002007791A2 (en) |
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2001
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- 2001-07-11 JP JP2002513523A patent/JP2004504446A/en active Pending
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- 2001-07-11 CZ CZ2003176A patent/CZ2003176A3/en unknown
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