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Pub. No.:    WO/2016/106011    International Application No.:    PCT/US2015/065699
Publication Date: 30.06.2016 International Filing Date: 15.12.2015
C12P 19/04 (2006.01), C08L 1/02 (2006.01)
Applicants: E. I. DU PONT DE NEMOURS AND COMPANY [US/US]; Chestnut Run Plaza 974 Centre Road, P.O. Box 2915 Wilmington, Delaware 19805 (US)
Inventors: BEHABTU, Natnael; (US).
POULOSE, Ayrookaran J.; (US).
YU, Zheyong; (CN).
ZHANG, Zhenghong; (CN)
Agent: CHESIRE, Dennis; (US)
Priority Data:
PCT/CN2014/094594 23.12.2014 CN
PCT/CN2014/094593 23.12.2014 CN
Abstract: front page image
(EN)Compositions are disclosed herein comprising cellulose that has (i) a weight-average degree of polymerization (DPw) of about 10 to about 1000, (ii) a cellulose II crystal structure, and that is (iii) insoluble in an aqueous composition. Further disclosed are cellodextrin phosphorylase enzymes that synthesize this cellulose material. Methods of using cellulose for viscosity modification or film/coating applications are also disclosed.
(FR)L'invention concerne des compositions contenant de la cellulose qui a (i) un degré de polymérisation moyen en poids (DPw) d'environ 10 à environ 1000, (ii) une structure cristalline de cellulose II, et qui est (iii) insoluble dans une composition aqueuse. L'invention concerne en outre des enzymes cellodextrine phosphorylases qui synthétisent ce matériau de cellulose. L'invention concerne également des procédés d'utilisation de la cellulose à des fins de modification de la viscosité ou d'applications de film/revêtement.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)