WO2005080504A1 - ポリウレタン組成物及びその成形品 - Google Patents
ポリウレタン組成物及びその成形品 Download PDFInfo
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- WO2005080504A1 WO2005080504A1 PCT/JP2005/001920 JP2005001920W WO2005080504A1 WO 2005080504 A1 WO2005080504 A1 WO 2005080504A1 JP 2005001920 W JP2005001920 W JP 2005001920W WO 2005080504 A1 WO2005080504 A1 WO 2005080504A1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
Definitions
- the present invention relates to a polyurethane composition and a molded product thereof.
- Polyurethane compositions can be adjusted in various chemical and physical properties by appropriately combining polyols, polyisocyanates, plasticizers and other additives to be used. It is used in a wide variety of applications from soft to hard, such as fibers, foams, leather, and molded products. Phthalate esters have long been used as inexpensive plasticizers in polyurethane compositions.
- a polyester plasticizer is disclosed as a plasticizer other than phthalate esters (see Patent Document 1). Further, it is disclosed that diacetyl monoacylglycerol is used as a plasticizer (see Patent Document 2). Furthermore, it is disclosed that a conjugate obtained by esterifying a polybasic acid and an alcohol having an ether bond is used as a plasticizer (see Patent Document 3). However, all of these plasticizers have a drawback of poor workability after compounding.
- Patent Document 1 JP-A-2-160890
- Patent Document 2 JP-A-2002-129007
- Patent Document 3 JP-A-2002-212534
- the present invention has been made in view of the above problems, and has as its object to provide a polyurethane composition having no suspicion of an environmental hormone and a molded article thereof.
- the present inventors have conducted intensive studies. As a result, the use of an aliphatic unsaturated hydrocarbon compound having at least one double bond as a plasticizer increases the safety. Kazu also found that it has the same plasticizing effect as a conventional phthalate ester plasticizer (for example, dioctyl phthalate (DOP)), and completed the present invention.
- DOP dioctyl phthalate
- the oligomer of the linear olefinic conjugate having 6 or more carbon atoms of the compound (B) is a dimer to an octamer of the linear olefinic conjugate having 6 to 30 carbon atoms.
- the epoxy compound of the oligomer of the linear olefinic conjugate having 6 or more carbon atoms of the compound (B) is an epoxidized dimer of the linear olefinic compound having 6 to 30 carbon atoms. 3.
- a molded article obtained by molding the polyurethane composition according to any one of 1 to 6 above.
- a polyurethane composition and a molded article thereof can be provided without any doubt of environmental hormones. Further, the composition of the present invention is excellent in workability after compounding.
- the polyurethane composition of the present invention comprises a polyisocyanate based on 100 parts by weight of the polyol (A).
- the urethane conjugate obtained by reacting the NCOZOH equivalent ratio so that the NCOZOH equivalent ratio is larger than 0.5 and smaller than 15; and
- B a linear olefin compound having 6 or more carbon atoms, Epoxy Strength of Oligomers of Linear Oriented Conjugates or Oligomers of Linear Oriented Conjugates with 6 or More Carbons Includes selected compounds.
- the urethane compound (A) is a polymer obtained by a condensation reaction between a polyol having two or more hydroxy groups (OH) and a polyisocyanate having two or more isocyanate groups (NCO).
- the urethane compound (A) is obtained by reacting a polyisocyanate with 100 parts by weight of a polyol such that the NCO ZOH equivalent ratio is larger than 0.5 and smaller than 15. If the NCOZ OH equivalent ratio is less than 0.5, a polyurethane composition having low reactivity between the polyol and the polyisocyanate cannot be obtained. On the other hand, if it is 15 or more, the compatibility with the compound (B) becomes poor.
- the polyisocyanate is used in an amount of NCOZOH equivalent relative to 100 parts by weight of the polyol. The reaction is performed so as to be 2.0 or less, more preferably 0.9.1-2.
- the polyisocyanate is used in an NCOZOH equivalent ratio of preferably at least 2.0 to 15 parts by weight based on 100 parts by weight of the polyol. Less, more preferably 2.0-10, and even more preferably 2.0-8.0.
- the urethane compound (A) is produced by controlling the amount of the active (reactable with the hydroxy group) isocyanate group of the polyisocyanate according to the purpose.
- the polyol and the polyurethane are preferably reacted at 70-100 ° C. for several hours in a stream of nitrogen or dry air.
- the urethane prepolymer may be cured into a cured polyurethane.
- the polyol is not particularly limited as long as it is an active hydrogen-containing conjugate having two or more hydroxy groups. Generally, polyether polyol or polyester polyol is preferably used.
- polyether polyols include ethylene glycol and polyethylene glycol.
- polyester polyol examples include copolymers obtained by polycondensing adipic acid, sebacic acid, terephthalic acid, and the like in the presence of ethylene glycol, propylene glycol, 1,4-butanediol, neopentyl glycol, and the like. Coalescence and the like.
- polyolefin-based polyols such as polybutadiene-based polyols, polyisoprene-based polyols, and hydrogenated products thereof are also suitable.
- a low molecular weight active hydrogen compound having two or more hydroxy groups such as bisphenol A and castor oil ram ester can also be used.
- those having a molecular weight of 7,000, and having 2 to 4 hydroxy groups in one molecule can be preferably used.
- the polyisocyanate is not particularly limited as long as it has two or more isocyanate groups.
- aromatic polyisocyanates such as diphenylmethane diisocyanate (MDI), tolylene diisocyanate (TDI), and naphthalene diisocyanate, hexamethylene diisocyanate (HDI), aliphatic polyisocyanates such as lysine methyl ester diisocyanate, hydrogenated diphenylmethane diisocyanate, isophorone diisocyanate, norbornane diisocyanate, hydrogenated tolylene diisocyanate And alicyclic polyisocyanates such as acrylates.
- MDI diphenylmethane diisocyanate
- TDI tolylene diisocyanate
- HDI hexamethylene diisocyanate
- aliphatic polyisocyanates such as lysine methyl ester diisocyanate, hydrogenated diphenylmethane diisocyanate, isophorone diisocyanate, norbornane diisocyanate,
- an aliphatic unsaturated hydrocarbon having at least one double bond specifically, a linear olefin having 6 or more carbon atoms
- a compound selected from an oligomer of a chain-shaped conjugate and an oligomer of a linear conjugate with 6 or more carbon atoms is used. These compounds may be used alone or in a combination of two or more.
- the linear olefin compound having 6 or more carbon atoms is preferably an ⁇ -olefin having 6 to 30 carbon atoms, and more preferably 6 to 18 carbon atoms.
- ⁇ -olefin having 6 to 30 carbon atoms, and more preferably 6 to 18 carbon atoms.
- 1-hexene, 1-otene, 1-decene, 1-dodecene, 1-tetradecene, 1-hexadecene, 1-octadecene, etc. I can get lost.
- a linear internal olefin having preferably 6 to 30, more preferably 18 to 24 carbon atoms is also preferable.
- 2-tactadecene, 3-octadecene, 4-octadecene, 5-octadecene, 2-eicosen, 3-eicosen, 4-eicosen, 5-eicosen and the like are preferable.
- the internal olefin refers to an olefin conjugate having a double bond at a position other than the terminal.
- the internal olefin can be obtained by the isomerization reaction of the olefin.
- a non-conjugated compound is preferable because of its excellent stability.
- the oligomer of the linear olefin compound having 6 or more carbon atoms is preferably a dimer to an octamer of the linear olefin compound. If it is more than 9-mer, the viscosity is so high that it may be inappropriate as a plasticizer. Considering the balance between plasticity and evaporation loss, dimers to tetramers are more preferred.
- the number of carbon atoms in the linear oligomer forming the oligomer of the linear oligomer is preferably 6-30, more preferably 6-18, and further preferably 10-15.
- Preferred examples of oligomers include 2-butyl-1 otaten, 2-xylyl 1-decene, 2-hydroxyl 1-dodecene, 2-decyl-1-tetradecane, 2-dodecyl-1 xadecane, 2-tetradecyl-1-octadecane, decentrimer , Decene tetramer, dodecentrimer, dodecene tetramer, tetradecentrimer, tetradecene tetramer and the like.
- Oligomers (from dimers to octamers) of the straight-chain olefins can be produced with an acid catalyst or an organometallic catalyst that coordinates a transition metal.
- Epoxy oligomers of linear olefin compounds having 6 or more carbon atoms are obtained by converting oligomers of linear olefins having 6 or more carbon atoms into organic peracids such as peracetic acid and perbenzoic acid, benzoyl peroxide, It can be produced by epoxidizing with a peroxide such as methyl ethyl ketone peroxide, hydrogen peroxide or the like.
- the above-mentioned epoxy compound is preferably a dimerized epoxidized product of a linear olefin compound having 6 to 30 carbon atoms.
- 2-butyl-2-xyluoxylan, 2-xylu-2-yloctyloxylan, 2-decyl-2-octyloxylan, 2-decyl-2-dodecyloxylan, 2-dodecyl-2-tetradecyloxylan, 2- Hexadecyl-2-tetradecyloxylan can be preferably used.
- a polyolefin conjugate such as a polypropylene oligomer or a polybutene oligomer can be used.
- the compounding amount of the compound (B) is more than 5 parts by weight and less than 400 parts by weight, preferably 10 to 200 parts by weight, more preferably 40 to 150 parts by weight, per 100 parts by weight of the polyol. .
- the amount is less than 5 parts by weight, the composition has a high viscosity and the workability is extremely deteriorated.
- it is 400 parts by weight or more, it does not cure and does not become a polyurethane composition.
- additives can be added to the composition of the present invention as long as the desired physical properties are not impaired.
- specific examples of the additive include a filler, a thixotropic agent, a catalyst for accelerating curing, an adhesion-imparting agent, an antioxidant, and a coloring agent.
- the filler examples include clay, talc, calcium carbonate (heavy "light"), calcium oxide, ky sand, slate sand powder, my powder, alumina, glass powder, and zinc.
- Inorganic emphasis agents with a particle size of 1 to 500 m such as sinter, titanium dioxide, and carbon black, and inorganic fillers obtained by surface-treating them.
- thixotropic agent examples include inorganic thixotropic agents such as silica powder and asbestos powder, organic bentonite, polychlorinated butyl powder, and modified polyester polyol-based organic heat stabilizer. It is. Among them, a silica powder having a large effect of imparting thixotropic properties with a small amount is preferable.
- Examples of the catalyst for curing promotion include dibutyltin dilaurate (DBTDL) and lead octylate, and examples of the adhesion promoter include coupling agents such as isocyanate silane and glycidyl silane.
- DBTDL dibutyltin dilaurate
- lead octylate examples of the adhesion promoter include coupling agents such as isocyanate silane and glycidyl silane.
- hydrochloric acid absorbers heat stabilizers, weather stabilizers, light stabilizers, ultraviolet absorbers, slip agents, antiblocking agents, antifogging agents, lubricants, antistatic agents, flame retardants, pigments, dyes,
- Use dispersant copper damage inhibitor, neutralizer, foaming agent, plasticizer, foam inhibitor, crosslinking agent, flow improver such as peroxide, weld strength improver, natural oil, synthetic oil, wax, etc. You can also.
- the composition of the present invention can be formed into various molded articles by a method such as injection molding, extrusion molding, calender molding, coating, foaming, lamination, spinning, pressing, and casting.
- this composition is dissolved, dispersed, emulsified in water, an organic solvent, a mixed solvent of water and an organic solvent, or a mixed solvent of two or more organic solvents, and applied by spraying, brushing, roll coating, or the like. It can be used for one-pack or two-pack paints, adhesives, coating agents, anti-scratch agents, etc.
- Viscosity measurement The viscosity of the composition containing prepolymer was measured at 25 ° C. using a B-type rotational viscometer.
- NCOZOH equivalent ratio The NCO content of polyisocyanate and the OH content of polyol
- DOP Dioctyl phthalate
- DBTDL curing catalyst Butyl tin dilaurate
- Example 2 1-hexadecene (manufactured by Idemitsu Kosan, trade name: Linearene 16), and in Example 3, 1-hexene dimer (manufactured by Idemitsu Kosan, trade name: alkylene 12, purity 95%)
- Example 4 the dimer of 1-decene (Idemitsu Kosan, trade name: alkylene 20, purity 95% or more) was used.
- Example 5 the trimer of 1-decene (Idemitsu Kosan, trade name: alkylene) was used.
- Example 6 a tetramer of 1-decene (trade name: alkylene 40, hydrocarbon content of 40 carbon atoms of 90 wt% or more) was used in Example 6. A cured product was obtained in the same manner as in Example 1 except that each was used.
- a cured product was obtained in the same manner as in Example 1 except that no plasticizer was added.
- a cured product was obtained in the same manner as in Example 1 except that octyl phthalate (DOP) (a special grade reagent manufactured by Hiroshima Wako Co., Ltd.) was used as a plasticizer.
- DOP octyl phthalate
- a cured product was obtained in the same manner as in Example 1 except that chlorinated paraffin (manufactured by Tosoichi Co., Ltd., trade name: Toyovarax 145) was used as a plasticizer.
- Example 2 The procedure was performed in the same manner as in Example 1 except that the amount of the plasticizer was changed to 400 parts by weight. In this comparative example, no cured product was obtained.
- Example 8 linearizer 16 was used in Example 8
- alkylene 12 was used in Example 9
- alkylene 20 was used in Example 10
- alkylene 30 was used in Example 11
- alkylene 40 was used in Example 12. And a cured product was obtained.
- a cured product was obtained in the same manner as in Example 7, except that no plasticizer was added.
- a cured product was obtained in the same manner as in Example 1 except that octyl phthalate (DOP) (a special grade reagent manufactured by Hiroshima Wako Co., Ltd.) was used as a plasticizer.
- DOP octyl phthalate
- a cured product was obtained in the same manner as in Example 1 except that chlorinated paraffin (manufactured by Tosoichi Co., Ltd., trade name: Toyovarax 145) was used as a plasticizer.
- Tables 1 and 2 show the evaluation results of Example 1-112 and Comparative Example 118.
- the ratio of the plasticizer in the table is a ratio to 100 parts by weight of the polyol.
- HMDI 4,4'-diphenylmethanediisocyanate
- a urethane prepolymer was obtained in the same manner as in Example 13 except that the amount of the plasticizer was changed to 5 parts by weight. This prepolymer had a high viscosity that could not be measured by a rotational viscometer.
- a urethane prepolymer was obtained in the same manner as in Example 19, except that no plasticizer was added.
- Tables 3 and 4 show the evaluation results of Examples 13 to 24 and Comparative Examples 9 to 12.
- the ratio of the plasticizer in the table is a ratio to 100 parts by weight of the polyol.
- Viscosity 80 65 85 60 64 72 200 Unmeasurable Unmeasurable Compatibility ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ X ⁇
- a cured product was obtained in the same manner as in Example 1 except that an epoxidized dimer of 1-decene (2-decyl-2-cyctyloxylan, manufactured by Idemitsu Kosan, alkylene 20 epoxide) was used as a plasticizer.
- Table 5 shows the composition and evaluation results. The ratio of the plasticizer in the table is the ratio to 100 parts by weight of the polyol.
- the ratio of the plasticizer in the table is a ratio to 100 parts by weight of the polyol.
- Viscosity (mPa ⁇ s)
- Coronate 4090 and 4191 are urethane prepolymers made by Nippon Polyurethane.
- the polyurethane composition of the present invention is used in the fields of application of non-foamed polyurethane resin, for example, adhesives, paints, waterproofing agents, sealants, heat insulating materials, cold insulating materials, cosmetic materials, sealing materials, magnetic binders, cushions. It can be suitably used for materials, leather, foams, fibers and the like. Particularly preferred applications are adhesives, paints, waterproofers, sealants.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006510185A JP5032841B2 (ja) | 2004-02-20 | 2005-02-09 | ポリウレタン組成物及びその成形品 |
US10/590,030 US7601793B2 (en) | 2004-02-20 | 2005-02-09 | Polyurethane composition and molded article thereof |
EP05709972A EP1717272B1 (en) | 2004-02-20 | 2005-02-09 | Polyurethane composition and molded article thereof |
US12/505,981 US20090281217A1 (en) | 2004-02-20 | 2009-07-20 | Polyurethane composition and molded article thereof |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-043973 | 2004-02-20 | ||
JP2004043973 | 2004-02-20 | ||
JP2004-181161 | 2004-06-18 | ||
JP2004181161 | 2004-06-18 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US12/505,981 Continuation US20090281217A1 (en) | 2004-02-20 | 2009-07-20 | Polyurethane composition and molded article thereof |
Publications (1)
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WO2005080504A1 true WO2005080504A1 (ja) | 2005-09-01 |
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Family Applications (1)
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PCT/JP2005/001920 WO2005080504A1 (ja) | 2004-02-20 | 2005-02-09 | ポリウレタン組成物及びその成形品 |
Country Status (5)
Country | Link |
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US (2) | US7601793B2 (ja) |
EP (1) | EP1717272B1 (ja) |
JP (1) | JP5032841B2 (ja) |
TW (1) | TW200602428A (ja) |
WO (1) | WO2005080504A1 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008078417A1 (ja) * | 2006-12-26 | 2008-07-03 | Idemitsu Kosan Co., Ltd. | 樹脂用可塑剤およびそれを含む樹脂組成物 |
JP2008297480A (ja) * | 2007-06-01 | 2008-12-11 | Yokohama Rubber Co Ltd:The | 硬化性組成物 |
JP2010106063A (ja) * | 2008-10-28 | 2010-05-13 | Sunstar Engineering Inc | シーリング材組成物 |
JP2011117120A (ja) * | 2009-10-26 | 2011-06-16 | Toray Opelontex Co Ltd | ポリウレタン弾性糸およびその製造方法 |
JP2012015085A (ja) * | 2010-06-29 | 2012-01-19 | Hyundai Motor Co Ltd | 燃料電池用気体拡散層の曲げ剛性の非破壊間接測定装置及び方法 |
JP2012097220A (ja) * | 2010-11-04 | 2012-05-24 | Momentive Performance Materials Inc | 室温硬化性ポリオルガノシロキサン組成物 |
JP2021123644A (ja) * | 2020-02-05 | 2021-08-30 | 東ソー株式会社 | 硬質ポリウレタンフォーム形成用ポリオール組成物 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130197143A1 (en) | 2009-12-11 | 2013-08-01 | INVISTA North America S.à.r.l | Elastomeric compositions |
CN103298848B (zh) * | 2010-10-29 | 2015-07-29 | 路博润高级材料公司 | 阻燃性低聚溴化氨基甲酸酯组合物 |
US10329407B2 (en) * | 2015-11-30 | 2019-06-25 | Baker Hughes, A Ge Company, Llc | Degradable extrusion resistant compositions and articles of manufacture |
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2005
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- 2005-02-09 EP EP05709972A patent/EP1717272B1/en not_active Not-in-force
- 2005-02-09 US US10/590,030 patent/US7601793B2/en not_active Expired - Fee Related
- 2005-02-09 JP JP2006510185A patent/JP5032841B2/ja not_active Expired - Fee Related
- 2005-02-16 TW TW094104531A patent/TW200602428A/zh unknown
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2009
- 2009-07-20 US US12/505,981 patent/US20090281217A1/en not_active Abandoned
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2008078417A1 (ja) * | 2006-12-26 | 2008-07-03 | Idemitsu Kosan Co., Ltd. | 樹脂用可塑剤およびそれを含む樹脂組成物 |
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JP2008297480A (ja) * | 2007-06-01 | 2008-12-11 | Yokohama Rubber Co Ltd:The | 硬化性組成物 |
JP2010106063A (ja) * | 2008-10-28 | 2010-05-13 | Sunstar Engineering Inc | シーリング材組成物 |
JP2011117120A (ja) * | 2009-10-26 | 2011-06-16 | Toray Opelontex Co Ltd | ポリウレタン弾性糸およびその製造方法 |
US10040892B2 (en) | 2009-10-26 | 2018-08-07 | Invista North America S.A R.L. | Polyurethane elastic yarn and production method thereof |
JP2012015085A (ja) * | 2010-06-29 | 2012-01-19 | Hyundai Motor Co Ltd | 燃料電池用気体拡散層の曲げ剛性の非破壊間接測定装置及び方法 |
JP2012097220A (ja) * | 2010-11-04 | 2012-05-24 | Momentive Performance Materials Inc | 室温硬化性ポリオルガノシロキサン組成物 |
JP2021123644A (ja) * | 2020-02-05 | 2021-08-30 | 東ソー株式会社 | 硬質ポリウレタンフォーム形成用ポリオール組成物 |
JP7380274B2 (ja) | 2020-02-05 | 2023-11-15 | 東ソー株式会社 | 硬質ポリウレタンフォーム形成用ポリオール組成物 |
Also Published As
Publication number | Publication date |
---|---|
EP1717272A4 (en) | 2009-09-02 |
EP1717272B1 (en) | 2012-11-14 |
JPWO2005080504A1 (ja) | 2007-10-25 |
EP1717272A1 (en) | 2006-11-02 |
US20090281217A1 (en) | 2009-11-12 |
US7601793B2 (en) | 2009-10-13 |
JP5032841B2 (ja) | 2012-09-26 |
US20070270537A1 (en) | 2007-11-22 |
TW200602428A (en) | 2006-01-16 |
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