JP2009161693A5 - - Google Patents

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JP2009161693A5
JP2009161693A5 JP2008002397A JP2008002397A JP2009161693A5 JP 2009161693 A5 JP2009161693 A5 JP 2009161693A5 JP 2008002397 A JP2008002397 A JP 2008002397A JP 2008002397 A JP2008002397 A JP 2008002397A JP 2009161693 A5 JP2009161693 A5 JP 2009161693A5
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Japan
Prior art keywords
sulfoisophthalic acid
dyeing
tetrabutyl phosphonium
weight
cationic dyeable
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JP2008002397A
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Japanese (ja)
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JP2009161693A (en
JP5218887B2 (en
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Priority claimed from JP2008002397A external-priority patent/JP5218887B2/en
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Publication of JP2009161693A5 publication Critical patent/JP2009161693A5/ja
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一方、このような問題を解決するため、イオン結合性分子間力の小さいカチオン可染性モノマーを共重合する技術が開示されている(例えば、特許文献3、特許文献4参照。)。イオン結合性分子間力の小さいカチオン可染性モノマーとしては、5−スルホイソフタル酸テトラブチルホスホニウムなどが例示されているが、これらのカチオン可染性モノマー共重合ポリエステルは熱安定性が悪く、常圧カチオン可染化させるため、共重合量を増加させようとしても、重合反応途中で熱分解が進行し、高分子量化させることが困難であった。さらに溶融紡糸する際の熱履歴による分解が大きく、結果として得られる糸の強度が弱くなるという欠点を有していた。また、使用する5−スルホイソフタル酸テトラブチルホスホニウムは非常に高価であり、結果として得られるカチオン可染性ポリエステルのコストが大幅に増大するという問題があった。 On the other hand, in order to solve such a problem, a technique of copolymerizing a cationic dyeable monomer having a small ion-binding intermolecular force has been disclosed (for example, see Patent Document 3 and Patent Document 4). The small cationic dyeable monomers having ion binding intermolecular force, 5 although such sulfoisophthalic acid tetrabutyl phosphonium are illustrated, these cationic dyeable monomers copolymerized polyester thermal stability is poor, normal pressure Even if an attempt is made to increase the amount of copolymerization for cationic dyeing, thermal decomposition progressed during the polymerization reaction, making it difficult to increase the molecular weight. Furthermore, there is a drawback that the decomposition due to the thermal history during melt spinning is large, and the strength of the resulting yarn is weakened. Furthermore, 5-sulfoisophthalic acid tetrabutyl phosphonium used is very expensive, the cost of the cationic dyeable polyester obtained as a result there is a problem that greatly increased.

(ウ)カチオン可染性:
CATHILON BLUE CD−FRLH0.2g/L、CD−FBLH0.2g/L(いずれも保土ヶ谷化学株式会社製のカチオン可染性染料)、硫酸ナトリウム3g/L、酢酸0.3g/Lの染色液中にて125℃で1時間、浴比1:50で染色し、次式により染着率を求めた。
染着率=(OD−OD)/OD ×100(%)
OD:染色前の染液の576nmの吸光度
OD:染色後の染液の576nmの吸光度
本発明の実施例では、染着率98%以上のものを可染性良好と判断した。
(C) Cation dyeability:
CATHILON BLUE CD-FRL H0. 1 hour at 125 ° C. in a dyeing solution of 2 g / L, CD-FBLH 0.2 g / L (both cationic dyeable dyes manufactured by Hodogaya Chemical Co., Ltd.), sodium sulfate 3 g / L, acetic acid 0.3 g / L Dyeing was performed at a bath ratio of 1:50, and the dyeing rate was determined by the following formula.
Dyeing rate = (OD 0 −OD 1 ) / OD 0 × 100 (%)
OD 0 : Absorbance at 576 nm of the dye solution before dyeing OD 1 : Absorbance at 576 nm of the dye solution after dyeing In the examples of the present invention, those having a dyeing rate of 98% or more were judged to have good dyeability.

その後、反応生成物に三酸化アンチモン0.05重量部と5−スルホイソフタル酸テトラブチルホスホニウム2.8重量部と水酸化テトラエチルアンモニウム0.3重量部とトリエチルアミン0.003重量部、及び不活性粒子として平均粒子径0.06μmの第三リン酸カルシウムの20重量%エチレングリコールスラリー2.6重量部を添加した後、重縮合槽に移し、285℃まで昇温し、30Pa以下の高真空にて重縮合反応を行い、重縮合槽の攪拌機電力の値が所定電力に到達した段階若しくは所定時間を経過した段階で反応を終了させ、常法に従いチップ化した。 Then, antimony trioxide 0.05 parts by weight 5-sulfoisophthalic acid tetrabutyl phosphonium 2.8 parts by weight to 0.3 part by weight of tetraethylammonium hydroxide and triethylamine 0.003 parts by weight to the reaction product, and as the inert particles After adding 2.6 parts by weight of 20 wt% ethylene glycol slurry of tribasic calcium phosphate having an average particle size of 0.06 μm, it is transferred to a polycondensation tank, heated to 285 ° C., and subjected to a polycondensation reaction at a high vacuum of 30 Pa or less. The reaction was terminated when the value of the agitator power in the polycondensation tank reached a predetermined power or when a predetermined time had elapsed, and the chip was formed according to a conventional method.

[実施例2〜4、比較例1〜8]
実施例1において、5−スルホイソフタル酸ナトリウム及び5−スルホイソフタル酸テトラブチルホスホニウムの添加量を表1となるように変更したこと以外は実施例1と同様に実施した。ポリエステル組成物の製造条件と評価結果の詳細を表1に示した。
[Examples 2 to 4, Comparative Examples 1 to 8]
In Example 1, except that the amount of 5-sodium sulfoisophthalic acid and 5-sulfoisophthalic acid tetrabutyl phosphonium were changed so that the Table 1 was conducted in the same manner as in Example 1. Details of the production conditions and evaluation results of the polyester composition are shown in Table 1.

[比較例10]
実施例1において、不活性粒子を添加しないこと以外は実施例と同様に実施した。ポリエステル組成物の製造条件と評価結果の詳細を表1に示した。

[Comparative Example 10]
In Example 1, it implemented like Example 1 except not adding an inert particle. Details of the production conditions and evaluation results of the polyester composition are shown in Table 1.

Claims (1)

上記式(I)で表される化合物(B)が、5−スルホイソフタル酸テトラブチルホスホニウム又は5−スルホイソフタル酸ジメチルテトラブチルホスホニウムである請求項1〜3のいずれか1項記載の常圧カチオン可染性ポリエステル組成物。 The formula (I) compounds represented by (B) is, normal pressure cationic Friendly any one of claims 1 to 3 is 5-sulfoisophthalic acid tetrabutyl phosphonium or 5-sulfoisophthalic acid dimethyl tetrabutyl phosphonium Dyeable polyester composition.
JP2008002397A 2008-01-09 2008-01-09 Normal pressure cationic dyeable polyester composition and polyester fiber comprising the same Expired - Fee Related JP5218887B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008002397A JP5218887B2 (en) 2008-01-09 2008-01-09 Normal pressure cationic dyeable polyester composition and polyester fiber comprising the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008002397A JP5218887B2 (en) 2008-01-09 2008-01-09 Normal pressure cationic dyeable polyester composition and polyester fiber comprising the same

Publications (3)

Publication Number Publication Date
JP2009161693A JP2009161693A (en) 2009-07-23
JP2009161693A5 true JP2009161693A5 (en) 2010-11-25
JP5218887B2 JP5218887B2 (en) 2013-06-26

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JP2008002397A Expired - Fee Related JP5218887B2 (en) 2008-01-09 2008-01-09 Normal pressure cationic dyeable polyester composition and polyester fiber comprising the same

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2010007284A (en) * 2008-01-08 2010-08-11 Teijin Fibers Ltd Normal pressure cation dyeable polyester and fiber.
JP2009161694A (en) * 2008-01-09 2009-07-23 Teijin Fibers Ltd Ordinary-pressure cation-dyeable polyester
PT2492390T (en) 2009-10-20 2018-06-19 Teijin Frontier Co Ltd Polyester fibers, process for production of the polyester fibers, cloth, and fiber product

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0819627B2 (en) * 1989-07-07 1996-02-28 帝人株式会社 Dyeing method for polyester fiber
JPH09151306A (en) * 1995-11-30 1997-06-10 Teijin Ltd Polyester composition and its production
JP3745872B2 (en) * 1997-03-05 2006-02-15 帝人ファイバー株式会社 Antifouling copolyester and polyester fiber comprising the same
JP3742213B2 (en) * 1998-02-18 2006-02-01 株式会社クラレ Leather-like sheet
JP2007284599A (en) * 2006-04-18 2007-11-01 Teijin Fibers Ltd Copolymer polyester composition and fiber

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