CN111945424B - 一种新型无磷冷堆前处理助剂及其应用 - Google Patents
一种新型无磷冷堆前处理助剂及其应用 Download PDFInfo
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Abstract
本发明公开了一种新型无磷冷堆前处理助剂及其应用,所述新型无磷冷堆前处理助剂包括以下重量份的组分:异构醇醚12‑22份、辛基酚聚氧乙烯醚15‑20份、醋酸钠10‑15份、甲基丙烯酰基乙基甜菜碱5‑10份、环状糊精1‑3份、烷基糖苷2.5‑5份、十二烷基苯磺酸钠5‑10份、pH调节剂3‑8份、抗菌剂1‑3份和水10‑25份。本发明还提供了上述新型无磷冷堆前处理助剂在织物冷堆前处理中的应用。该新型无磷冷堆前处理助剂渗透性好,耐强碱和氧化剂稳定,能够赋予处理织物较好的白度、毛效、退浆效果,同时处理的织物整体强力损伤较小,能达到含磷类产品处理织物的布面效果。
Description
技术领域
本发明属于纺织品印染技术领域,涉及一种全棉及其混纺织物的新型无磷冷堆前处理助剂及其应用。
背景技术
冷堆工艺,是指织物在常温(25-35℃)下浸轧工作液,然后堆置,并在常温下堆置18-24h或以上,最后进行高效水洗的一种加工方式。通过长时间的堆置来去除纤维上的棉籽壳、果胶、棉蜡等杂质,使织物达到所需的毛效和白度,并赋予织物手感柔软、尺寸稳定性好的优点,同时,此工艺还具有设备简单,占地面积少,产品适应性广,节约能源,降低成本等优点,有很大的发展潜力。
由于棉织物上含有棉蜡、果胶、色素、棉仔壳等杂质,使前处理中碱氧处理液难于渗透,同时冷堆工艺与常规工艺相比,温度低,碱浓度高,碱氧液对棉坯布的渗透更加困难;同时冷堆工艺对织物的强力损伤大,工艺安全性差,且多数助剂由于含磷而导致对环境的污染大。因此,冷堆工艺需要选择合适的专用助剂及特定的工艺参数,在常温下帮助浓碱氧液的渗透,以除去织物上的多种杂质,提高织物的白度和吸水洗。
CN101781845A公开了一种棉纤维冷堆处理助剂,包括冷堆剂A和冷堆剂B,其中冷堆剂A包括强碱100份、弱碱盐40~80份、硅酸钠20~50份、磷酸盐10~30份、螯合剂10~20份、尿素10~30份;冷堆剂B包括烷基醇聚氧乙烯聚氧丙烯醚100份、硫酸镁20~40份、脂肪醇聚氧乙烯醚20~50份、低碳醇10~30份,该发明处理后的棉纤维白度高,亲水洗好,可以直接染色。
CN103243546A公开了一种针织物前处理冷堆助剂,包括以下组分:过氧酸盐,稳定剂,强碱类释放控制剂,水处理剂,活化剂和非离子表面活性剂,该发明适合不耐碱纤维和棉混纺的织物,既可以保护不耐碱纤维,也能对棉纤维有很好的精炼效果。
但是,上述助剂均含有磷,导致印染企业实际生产中排放的污水磷含量不符合环保要求,极大的限制了其工业应用,因此,亟需研发一种新型无磷冷堆前处理助剂及其应用。
发明内容
为了解决以上技术问题,本发明提供了一种新型无磷冷堆前处理助剂及其应用,该新型无磷冷堆前处理助剂渗透性好,耐强碱和氧化剂稳定,能够赋予处理织物较好的白度、毛效、退浆效果,同时处理的织物整体强力损伤较小,能达到含磷类产品处理织物的布面效果。
为了实现上述目的,本发明采用以下技术方案:
一种新型无磷冷堆前处理助剂,包括以下重量份的组分:异构醇醚12-22份、辛基酚聚氧乙烯醚15-20份、醋酸钠10-15份、甲基丙烯酰基乙基甜菜碱5-10份、环状糊精1-3份、烷基糖苷2.5-5份、十二烷基苯磺酸钠5-10份、pH调节剂3-8份、抗菌剂1-3份和水10-25份。
优选地,所述异构醇醚为异构醇醚E-1310。
优选地,所述辛基酚聚氧乙烯醚为辛基酚聚氧乙烯醚OP-10。
优选地,所述pH调节剂为浓度1mol/L的氢氧化钠溶液。
优选地,所述抗菌剂为抗菌整理剂JDFKS-004。
优选地,所述异构醇醚、辛基酚聚氧乙烯醚和甲基丙烯酰基乙基甜菜碱的重量比为9:9:4。
本发明还提供了上述新型无磷冷堆前处理助剂在织物冷堆前处理中的应用。
优选地,所述织物为全棉及其混纺织物。
本发明还提供了一种全棉及其混纺织物的冷堆前处理工艺,包括以下步骤:
(1)将待处理的全棉及其混纺织物浸入浸轧处理液中进行浸轧处理,所述浸轧液的配方包含上述新型无磷冷堆前处理助剂;
(2)将经过浸轧处理的全棉及其混纺织物打卷,调节轧料料槽的轧辊的压力,保证处理织物带液率60-90%,车速为55-65m/min,堆置温度为20-40℃,堆置时间为16-24h;
(3)对经过堆置后的全棉及其混纺织物进行水洗;
(4)将经过水洗的全棉及其混纺织物烘干。
优选地,步骤(1)中所述的浸轧液的配方:以1L计,包括烧碱30-50g、双氧水5-30g、裂解剂HSA enp 0-2g、新型无磷冷堆前处理助剂6-20g和水余量。
优选地,所述浸轧液的制备方法为:向1/2配方量的水中,加入配方量的裂解剂HSAenp和无磷冷堆前处理助剂,搅拌混匀,加入烧碱,搅拌混匀后,加入双氧水,搅拌混匀后,加水定容至1L。
优选地,步骤(3)中所述水洗条件为:水洗温度为85-95℃,水洗时间30-120s;最优选为水洗温度90℃,水洗时间90s。
其中,所述双氧水是指工业用双氧水含量为27.5%左右,由于双氧水不稳定,故染厂在使用时要现场测其含量,所以配方用量折算成100%,便于实际操作使用。
烧碱是指染厂丝光后的废碱为低含量的氢氧化钠,含量也不稳定。但是为了节约,丝光废碱需要回收利用。本工艺使用的氢氧化钠为丝光废碱,为了便于操作,氢氧化钠用量折算成100%,现场使用时在换算具体用量。
本发明的有益效果为:
(1)本发明的新型无磷冷堆前处理助剂渗透性好,耐强碱和氧化剂稳定,能够赋予处理织物较好的白度、毛效、退浆效果,同时处理的织物整体强力损伤较小,能达到含磷类产品处理织物的布面效果。
(2)本发明的冷堆前处理工艺采用特殊的配方比例,达到了安全性、处理效果的平衡,与传统工艺相比,可节约2/3以上的水耗、能耗,同时,解决了常规一煮一漂前处理工艺中的卷边、手感差等问题。
(3)本发明的新型无磷冷堆前处理助剂,无磷,符合最新环保趋势,且冷堆前处理工艺简单,能耗低,适合工业化推广应用。
具体实施方式
以下通过特定的具体实例说明本发明的实施方式,本领域技术人员可由本说明书所揭露的内容轻易地了解本发明的其他优点与功效。本发明还可以通过另外不同的具体实施方式加以实施或应用,本说明书中的各项细节也可以基于不同观点与应用,在没有背离本发明的精神下进行各种修饰或改变。
在进一步描述本发明具体实施方式之前,应理解,本发明的保护范围不局限于下述特定的具体实施方案;还应当理解,本发明实施例中使用的术语是为了描述特定的具体实施方案,而不是为了限制本发明的保护范围。
当实施例给出数值范围时,应理解,除非本发明另有说明,每个数值范围的两个端点以及两个端点之间任何一个数值均可选用。除非另外定义,本文中使用的所有技术和科学术语具有与本发明所属技术领域的普通技术人员通常理解的相同意义。
本发明对所采用原料的来源不作限定,如无特殊说明,本发明所采用的原料均为本技术领域普通市售品,其中,甲基丙烯酰基乙基甜菜碱,货号为25133-97-5,抗菌整理剂JDFKS-004购自晋大纳米科技(厦门)有限公司;裂解剂HSA enp购自杭州多恩纺织科技有限公司。
基础实施例
一种新型无磷冷堆前处理助剂,包括以下重量份的组分:异构醇醚12-22份、辛基酚聚氧乙烯醚15-20份、醋酸钠10-15份、甲基丙烯酰基乙基甜菜碱5-10份、环状糊精1-3份、烷基糖苷2.5-5份、十二烷基苯磺酸钠5-10份、pH调节剂3-8份、抗菌剂1-3份和水10-25份。
优选地,所述异构醇醚为异构醇醚E-1310。
优选地,所述辛基酚聚氧乙烯醚为辛基酚聚氧乙烯醚OP-10。
优选地,所述pH调节剂为浓度1mol/L的氢氧化钠溶液。
优选地,所述抗菌剂为抗菌整理剂JDFKS-004。
优选地,所述异构醇醚、辛基酚聚氧乙烯醚和甲基丙烯酰基乙基甜菜碱的重量比为9:9:4。
实施例1-5一种新型无磷冷堆前处理助剂
实施例1-5为新型无磷冷堆前处理助剂的组分和用量(重量份),如表1所示。
表1
制备方法为:
S1、将配方量的异构醇醚、辛基酚聚氧乙烯醚、甲基丙烯酰基乙基甜菜碱和十二烷基苯磺酸钠混合,升温至50℃,以60rpm的转速搅拌15-20min,冷却至室温25℃,得到乳化液;
S2、将配方量的水、醋酸钠和环状糊精混合,溶解,得到溶液1;
S3、将步骤S1得到的乳化液加入到步骤S2的溶液1中,搅拌15-20min后,加1mol/L氢氧化钠溶液入调pH值,再加入配方量的抗菌剂,继续搅拌10-15min,过滤放料,即得所述的新型无磷冷堆前处理助剂。
对比例1
本对比例与实施例5的区别在于,异构醇醚E-1310为19份、辛基酚聚氧乙烯醚OP-10为17份、甲基丙烯酰基乙基甜菜碱为9份,即所述异构醇醚、辛基酚聚氧乙烯醚和甲基丙烯酰基乙基甜菜碱的重量比为19:17:9。
制备方法同实施例5。
对比例2
本对比例与实施例5的区别在于,缺少甲基丙烯酰基乙基甜菜碱。
制备方法同实施例5。
对比例3
本对比例与实施例5的区别在于,用相对分子量为6000的马来酸-丙烯酸甲酯聚合物代替甲基丙烯酰基乙基甜菜碱。
制备方法同实施例5。
对比例4
本对比例与实施例5的区别在于,包括以下重量份的组分:异构醇醚11份、辛基酚聚氧乙烯醚21份、醋酸钠16份、甲基丙烯酰基乙基甜菜碱11份、环状糊精4份、烷基糖苷2份、十二烷基苯磺酸钠11份、氢氧化钠溶液5份、抗菌剂4份和水20份;
制备方法同实施例5。
实验例一、磷含量测试
根据GB11893-89 D对实施例1-5的新型无磷冷堆前处理助剂进行磷含量测试,发现,本发明实施例1-5制备的新型无磷冷堆前处理助剂的磷含量为0ppm。表明,本发明制备的新型无磷冷堆前处理助剂不含磷,符合最新环保要求。
实验例二、渗透力
渗透力测试方法:测试标准帆布片在实施例1-5和对比例1-4制备的新型无磷冷堆前处理助剂对应浓度的工作液(20-21℃)中从接触液面到沉降至底部所用的时间,工作液为3g/L的新型无磷冷堆前处理助剂、60g/L烧碱+6g/L新型无磷冷堆前处理助剂;结果如表2所示。
表2
由上表可知,根据实施例1-5可知,本发明制备的新型无磷冷堆前处理助剂在无碱或有碱环境下,均具有较好的渗透力;同时根据实施例5和对比例1发现,当异构醇醚、辛基酚聚氧乙烯醚和甲基丙烯酰基乙基甜菜碱的重量比为9:9:4时,制备的新型无磷冷堆前处理助剂的渗透力较佳。
实验例三、乳化力
测试方法:测试10g/L的实施例1-5和对比例1-4制备的新型无磷冷堆前处理助剂工作液20ml与20ml石蜡在刻度量筒内摇匀后,记录石蜡-水分界液面达到对应刻度线时所需的时间长短,如表3所示。
表3
由上表可知,本发明制备的新型无磷冷堆前处理助剂具有较好的乳化力;同时发现,当异构醇醚、辛基酚聚氧乙烯醚和甲基丙烯酰基乙基甜菜碱的重量比为9:9:4时,制备的新型无磷冷堆前处理助剂的乳化力较佳。
实验例四、毛效
织物:20×16/128×60斜纹布+32支全棉针织布;
配方:NaOH 15g/L+新型无磷冷堆前处理助剂0.5、1、2和4g/L;
工艺:98℃×60min;根据FZ/T01071-2008《纺织品毛细效应试验方法》测定其毛效,结果如表4所示。
表4
由上表可知,本发明制备的新型无磷冷堆前处理助剂具有较好的精炼毛效作用;同时发现,当异构醇醚、辛基酚聚氧乙烯醚和甲基丙烯酰基乙基甜菜碱的重量比为9:9:4时,制备的新型无磷冷堆前处理助剂的精炼毛效效果较佳。
实验例五、对烧碱的动、静态耐受性测试
测试方法:测试100g/L本发明制备的新型无磷冷堆前处理助剂在不同烧碱浓度条件下,其工作液在静态及搅拌状态下外观稳定的烧碱浓度极限值,结果如表5所示。
表5
由上表可知,本发明制备的新型无磷冷堆前处理助剂具有耐碱性;同时发现,当异构醇醚、辛基酚聚氧乙烯醚和甲基丙烯酰基乙基甜菜碱的重量比为9:9:4时,制备的新型无磷冷堆前处理助剂的静态耐碱性和动态耐碱性较佳。
本发明还提供了上述新型无磷冷堆前处理助剂在织物冷堆前处理中的应用。
优选地,所述织物为全棉及其混纺织物。
具体地,一种全棉及其混纺织物的冷堆前处理工艺,包括以下步骤:
(1)将待处理的全棉及其混纺织物浸入浸轧处理液中进行浸轧处理,所述浸轧液的配方包含上述新型无磷冷堆前处理助剂;
具体的,所述的浸轧液的配方:以1L计,包括烧碱30-50g、双氧水5-30g、裂解剂HSAenp 0-2g、新型无磷冷堆前处理助剂6-20g和水余量;
所述浸轧液的制备方法为:向1/2配方量的水中,加入对应配方量的HSA enp和无磷冷堆前处理助剂,搅拌混匀,加入烧碱,搅拌混匀后,加入双氧水,搅拌混匀后,加水定容至1L;
(2)将经过浸轧处理的全棉及其混纺织物打卷,调节轧料料槽的轧辊的压力,保证处理织物带液率60-90%,车速为55-65m/min,堆置温度为20-40℃,堆置时间为16-24h;
(3)对经过堆置后的全棉及其混纺织物进行水洗,水洗温度为85-95℃,水洗时间30-120s;
(4)将经过水洗的全棉及其混纺织物烘干。
实施例6-9一种全棉及其混纺织物的冷堆前处理工艺
实施例6-9一种全棉及其混纺织物的冷堆前处理工艺的浸轧液配方及用量,其中,新型无磷冷堆前处理助剂为实施例5制备的新型无磷冷堆前处理助剂,如表6所示。
表6
上述实施例6-9的全棉及其混纺织物的冷堆前处理工艺,包括以下步骤:
(1)将待处理的全棉及其混纺织物浸入浸轧处理液中进行浸轧处理,所述浸轧液的配方包含上述新型无磷冷堆前处理助剂;
具体的,所述的浸轧液的配方:以1L计,包括烧碱30-50g、双氧水5-30g、裂解剂HSAenp 0-2g、新型无磷冷堆前处理助剂6-20g和水余量;
所述浸轧液的制备方法为:向1/2配方量的水中,加入对应配方量的HSA enp和无磷冷堆前处理助剂,搅拌混匀,加入烧碱,搅拌混匀后,加入双氧水,搅拌混匀后,加水定容至1L;
(2)将经过浸轧处理的全棉及其混纺织物打卷,调节轧料料槽的轧辊的压力,保证处理织物带液率70%,车速为60m/min,堆置温度为30℃,堆置时间为18h;
(3)对经过堆置后的全棉及其混纺织物进行水洗,水洗温度为90℃,水洗时间90s;
(4)将经过水洗的全棉及其混纺织物烘干。
实施例10
本实施例与实施例8的不同在于,新型无磷冷堆前处理助剂为实施例1制备的新型无磷冷堆前处理助剂。
实施例11
本实施例与实施例8的不同在于,新型无磷冷堆前处理助剂为实施例2制备的新型无磷冷堆前处理助剂。
实施例12
本实施例与实施例8的不同在于,新型无磷冷堆前处理助剂为实施例3制备的新型无磷冷堆前处理助剂。
实施例13
本实施例与实施例8的不同在于,新型无磷冷堆前处理助剂为实施例4制备的新型无磷冷堆前处理助剂。
对比例5
本实施例与实施例8的不同在于,新型无磷冷堆前处理助剂为市售含磷精炼剂。
对比例6
本实施例与实施例8的不同在于,浸轧液配方配方中缺少新型无磷冷堆前处理助剂。
冷堆处理后织物(全棉40×40/133×76平纹布)的白度、顶破强力如表7所示,其中,白度选用WSB-3A智能数字白度计测试,顶破强力参照GB/T 19976-2005,采用HD026N+多功能电子强力仪测试织物的顶破强力,试样规格为直径6cm的圆,顶破速度为310mm/min,夹持器直径为45mm。
表7
由上表可知,根据实施例6-13可知,本发明冷堆前处理工艺,处理后的织物的白度,顶破强力均优于传统工艺。同时,根据实施例6-9可知,当浸轧液配方中,烧碱为40g/L、双氧水为18g/L,裂解剂为1g/L,新型无磷冷堆前处理助剂为12g/L时,冷堆前处理工艺处理后的织物的白度,顶破强力较佳。
另外,本发明实施例1-13的冷堆前处理工艺处理后的织物无卷边折印概率为0,处理后织物的手感评分为80-85分,对比例5和6的冷堆前处理工艺处理后的织物无卷边折印概率为2.5%、3.2%,处理后织物的手感评分为68分、65分,表明,本发明有效避免了传统一煮一漂工艺处理后织物的卷边折印和处理后织物手感差的问题。
同时,传统一煮一漂工艺,其水电气消耗为0.2-0.25元/m,污水排放量为3.5-5t/h,而本发明实施例9的冷堆前处理工艺,水电气消耗为0.06-0.08元/m,污水排放量为1-2t/h;可节省0.12-0.19元/m的水电气消耗以及1.5-4t/h的污水排放量,节能减排效果突出。
以上是结合具体实施例对本发明进一步的描述,但这些实施例仅仅是范例性的,并不对本发明的范围构成任何限制。本领域技术人员应该理解的是,在不偏离本发明的精神和范围下可以对本发明技术方案的细节和形式进行修改或替换,但这些修改和替换均落入本发明的保护范围内。
Claims (6)
1.一种无磷冷堆前处理助剂,其特征在于,包括以下重量份的组分:异构醇醚12-22份、辛基酚聚氧乙烯醚15-20份、醋酸钠10-15份、甲基丙烯酰基乙基甜菜碱5-10份、环状糊精1-3份、烷基糖苷2.5-5份、十二烷基苯磺酸钠5-10份、pH调节剂3-8份、抗菌剂1-3份和水10-25份;
所述异构醇醚为异构醇醚E-1310;
所述辛基酚聚氧乙烯醚为辛基酚聚氧乙烯醚OP-10;
所述抗菌剂为抗菌整理剂JDFKS-004;
且所述异构醇醚、辛基酚聚氧乙烯醚和甲基丙烯酰基乙基甜菜碱的重量比为9:9:4。
2.根据权要求1所述的无磷冷堆前处理助剂在织物冷堆前处理中的应用。
3.根据权利要求2所述的应用,其特征在于,所述织物为全棉及其混纺织物。
4.一种全棉及其混纺织物的冷堆前处理工艺,其特征在于,包括以下步骤:
(1)将待处理的全棉及其混纺织物浸入浸轧处理液中进行浸轧处理,所述浸轧处理 液的配方包含权利要求1所述的无磷冷堆前处理助剂;
(2)将经过浸轧处理的全棉及其混纺织物打卷,调节轧料料槽的轧辊的压力,保证处理织物带液率60-90%,车速为55-65m/min,堆置温度为20-40℃,堆置时间为16-24h;
(3)对经过堆置后的全棉及其混纺织物进行水洗,其中,水洗温度为85-95℃,水洗时间为30-120s;
(4)将经过水洗的全棉及其混纺织物烘干。
5.根据权利要求4所述的冷堆前处理工艺,其特征在于,步骤(1)中所述浸轧处理 液的配方:以1L计,包括烧碱30-50g、双氧水5-30g、裂解剂HSA enp0-2g、无磷冷堆前处理助剂6-20g和水余量。
6.根据权利要求5所述的冷堆前处理工艺,其特征在于,所述浸轧处理 液的制备方法为:向1/2配方量的水中,加入配方量的裂解剂HSA enp和无磷冷堆前处理助剂,搅拌混匀,加入烧碱,搅拌混匀后,加入双氧水,搅拌混匀后,加水定容至1L。
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