制备了含5%VC-IP的眼霜及0.3%HPR的晚霜,通过体内和体外刺激性测试结果表明日霜&晚霜对鸡胚绒毛尿囊膜轻刺激性,人体无刺激.在人体功效测试中,早晚各使用一次样品,持续14天,28天和56天,结果表明:黑眼圈评估区域皮肤黑色素含量分别显著性降低了29.88%,40.73%和40.88%;眼下评估区域眼袋体积显著性减少4.31%,7.41%和10....
The present invention is a heated extruder having a feed funnel (14), a screw (10), and a nozzle (16) for the production of heat-treated biopolymers, and wherein at least one flap pump is disposed between the screw (10) and the nozzle (16). and each sheet pump comprises a perforate...
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