The present invention relates to a fragrance delivery system for use in laundry detergent compositions including rinse-added and dryer-added fabric conditioning compositions which provides a long lasting “freshness” or “clean” scent to fabric. The compositions described herein deliver highly fabric substantive linear acetal and/or ketal pro-fragrances to the fabric surface during laundering wherein the pro-fragrances release their fragrance raw materials over a period of up to two weeks. The present invention also relates a method for delivering a pleasurable scent to fabric which has a lasting freshness quality by contacting the fabric with a laundry detergent composition which comprises the fragrance-releasable pro-fragrances.
本发明涉及一种用于洗衣粉组合物(包括漂洗添加型和烘干添加型织物护理组合物)的香味传递系统,可为织物提供持久的 "清新 "或 "洁净 "香味。本发明所述的组合物在洗涤过程中向织物表面输送高织物吸附性的线性
缩醛和/或
缩酮原芳香剂,原芳香剂可在长达两周的时间内释放其芳香原料。本发明还涉及一种方法,通过将织物与包含可释放香味的原芳香剂的洗衣粉组合物接触,向织物传递具有持久清新品质的愉悦香味。