Dye liquor structure and dyeing and finishing process of all-polyester spandex suede fabric

Abstract

The invention relates to a dye liquor structure and a dyeing and finishing process for full polyester spandex chamois leather flannelette. The dye liquor structure contains a dye component, a dye auxiliary component and water, wherein the weight ratio of the dye component to a base fabric is 1:10; the dye component comprises the following ingredients in percentage by weight: 45.45% of disperse black ECT, 45.45% of disperse black E / SSFA, 7.27% of disperse rubine SE / GFL and 1.83% of disperse golden yellow SE / RL; the dye auxiliary component comprises the following ingredients by the weight of the base fabric: 1% of dyeing acid, 1% of a levelling agent and 0.5% of an emulsification anti-sticking oil remover; and the weight ratio of the water to the base fabric is 10:1. The dyeing and finishing process comprises the steps of carrying out pre-treatment, dyeing, adding auxiliary and finishing, wherein the pre-treatment process comprises the steps of putting the base fabric into solution containing 15% of liquid caustic soda, heating the solution to 110 DEG C and carrying out heat preservation for 30 minutes; and the dyeing process comprises the steps of adding the dye component and the dye auxiliary component into the water according to the ratio, then putting the base fabric subjected to the pre-treatment into dye liquor and dyeing for 40 minutes in an environment at the temperature of 130 DEG C.

Description

technical field [0001] The invention relates to a suede fabric, in particular to a dye solution structure and a dyeing and finishing process of a full polyester spandex suede fabric, and to the technical field of bleaching and dyeing. Background technique [0002] Suede is originally derived from an animal called muntjac in nature. Due to the special texture, feel and comfort of suede, people's demand for suede continues to increase. As an alternative product of natural suede, suede is a fabric with strong imitation. Due to its special properties, it has excellent wearability, functionality and usability, and its cost price is only natural suede. one-third of the skin. In order to reduce the over-exploitation of wild resources in our country, maintain ecological balance, and improve people's living environment, it is obvious that the development of suede has significant economic and social benefits. After years of development, suede has become a conventional product well k...

AI Technical Summary

Problems solved by technology

After years of development, suede has become a conventional product well known by consumers, but it has problems such as high defect rate and unstable quality in dyeing and finishing processing.