专利号:US-2012094919-A1 优先权日:2009-03-16 标题 :Use of tripeptides 发明人:GRAEUB REMO; HEIDL MARC; IMFELD DOMINIK; MUELLER EIKE; WIKSTROEM PETER; ZIEGLER HUGO 权利人:GRAEUB REMO; HEIDL MARC; IMFELD DOMINIK; MUELLER EIKE; WIKSTROEM PETER; ZIEGLER HUGO 摘要:The present invention relates to the use of tripeptide derivatives for tightening, firming and/or moisturizing skin. Furthermore, the invention relates to a method for stimulating the synthesis of glycosaminoglycans containing a D-glucosamine and/or N-acetyl-D-glucosamine residue and/or proteoglycans by fibroblasts and/or keratinocytes such as in particular the synthesis of Hyaluronic acid and/or of the proteoglycans Decorin and/or Lumican.
专利号:WO-2022223696-A1 优先权日:2021-04-22 标 题 :Process for synthesis of n-alkyl-n-phenyl hydrazine 发明人:ENDRES ANDREAS; NANDURKAR NITIN SUBHASH; KATE KIRAN; SATHE SHANTANU SHRIKANT 权利人:COLORANTS INT LTD 摘要:The invention provides a process for synthesizing N-alkyl-N-phenyl hydrazine which is devoid of any organic solvents and can be carried out at lower temperatures. The process is environmental-friendly and gives better yield and high purity of the N-alkyl-N-phenyl hydrazine.