exhibit 10. 1 purchase and sale agreement dated as of august 28, 2013 among celanese acetate llc, celanese ltd. and ticona polymers, inc., as originators, the other originators from time to time party hereto, celanese international corporation, as servicer, and ce receivables llc, as buyer contentsclausesubject matterpage article iagreement to purchase and sell1section 1. 1agreement to purchase and sell1section 1. 2timing of purchases2section 1. 3consideration for purchases2section 1. 4purchase and sale termination date2section 1. 5intention of the parties3article iipurchase report ; calculation of purchase price3section 2. 1purchase report3section 2. 2calculation of purchase price3article iiicontributions and payment of purchase price4section 3. 1initial contribution of receivables and initial purchase price payment4section 3. 2subsequent purchase price payments4section 3. 3letters of credit5section 3. 4settlement as to specific receivables and dilution6section 3. 5reconveyance of receivables7article ivconditions of purchases ; additional originators7section 4. 1conditions precedent to initial purchase7section 4. 2certification as to representations and warranties8section 4. 3additional originators8article vrepresentations and warranties of the originators9section 5. 1existence and power9section 5. 2company and governmental authorization, contravention9section 5. 3binding effect of agreement9section 5. 4accuracy of information9section 5. 5actions, suits9section 5. 6no material adverse effect9section 5. 7names and location10section 5. 8margin stock10section 5. 9eligible receivables10section 5. 10credit and collection policy10 contentsclausesubject matterpage article iagreement to purchase and sell1section 1. 1agreement to purchase and sell1section 1. 2timing of purchases2section 1. 3consideration for purchases2section 1. 4purchase and sale termination date2section 1. 5intention of the parties3article iipurchase report ; calculation