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公开(公告)号:US10150862B2
公开(公告)日:2018-12-11
申请号:US15307995
申请日:2015-05-01
发明人: Yefim Brun , Alicia Maria Castagna , Ken-Hsuan Liao , Fredrik Nederberg , Elizabeth Forrester McCord , Christopher John Rasmussen
摘要: Transesterified-blend compositions comprising transesterified furan-based polyester and transesterified terephthalate-based polyester disclosed herein and articles made therefrom.
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公开(公告)号:US09296997B2
公开(公告)日:2016-03-29
申请号:US14490869
申请日:2014-09-19
发明人: Mark S Payne , Yefim Brun , Hongxian He , Thomas Scholz
CPC分类号: C12P19/18 , C08B37/0009 , C12N9/1048 , C12N9/1051 , C12P19/04 , C12Y204/01005 , C12Y204/01267 , Y02P20/52
摘要: Reaction solutions are disclosed herein comprising water, sucrose and a glucosyltransferase enzyme that synthesizes poly alpha-1,3-glucan. The glucosyltransferase enzyme can synthesize insoluble glucan polymer having at least 50% alpha-1,3 glycosidic linkages and a number average degree of polymerization of at least 100. Further disclosed are methods of using such glucosyltransferase enzymes to produce insoluble poly alpha-1,3-glucan.
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公开(公告)号:US09284539B2
公开(公告)日:2016-03-15
申请号:US14490706
申请日:2014-09-19
发明人: Mark S Payne , Yefim Brun , Hongxian He , Thomas Scholz
CPC分类号: C12P19/18 , C08B37/0009 , C12N9/1048 , C12N9/1051 , C12P19/04 , C12Y204/01005 , C12Y204/01267 , Y02P20/52
摘要: Reaction solutions are disclosed herein comprising water, sucrose and a glucosyltransferase enzyme that synthesizes poly alpha-1,3-glucan. The glucosyltransferase enzyme can synthesize insoluble glucan polymer having at least 50% alpha-1,3 glycosidic linkages and a number average degree of polymerization of at least 100. Further disclosed are methods of using such glucosyltransferase enzymes to produce insoluble poly alpha-1,3-glucan.
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公开(公告)号:US20170058119A1
公开(公告)日:2017-03-02
申请号:US15307995
申请日:2015-05-01
发明人: Yefim Brun , Alicia Maria Castagna , Ken-Hsuan Liao , Fredrik Nederberg , Elizabeth Forrester McCord , Christopher John Rasmussen
CPC分类号: C08L67/02 , B32B1/02 , B32B1/08 , B32B27/08 , B32B27/20 , B32B27/36 , B32B2270/00 , B32B2307/7242 , B32B2307/7244 , B32B2307/7246 , B32B2439/02 , B32B2439/40 , B32B2439/70 , B32B2597/00 , C08J3/005 , C08J2367/00 , C08J2367/02 , C08J2467/02 , C08L67/00 , C08L2201/14 , C08L2203/10 , C08L2203/16 , C08L2205/025
摘要: Transesterified-blend compositions comprising transesterified furan-based polyester and transesterified terephthalate-based polyester disclosed herein and articles made therefrom.
摘要翻译: 酯交换共混组合物,其包含本文公开的基于酯交换的呋喃基聚酯和基于酯交换的对苯二甲酸酯基聚酯以及由其制备的制品。
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公开(公告)号:US20150232819A1
公开(公告)日:2015-08-20
申请号:US14619193
申请日:2015-02-11
发明人: JAYME L. PAULLIN , Mark S. Payne , T. Joseph Dennes , Yefim Brun , Rakesh Nambiar , Thomas Scholz
CPC分类号: C12N9/1051 , C08B37/0009 , C08B37/0021 , C12P19/04 , C12P19/18
摘要: Compositions are disclosed herein comprising poly alpha-1,3-1,6-glucan with a weight average degree of polymerization (DPw) of at least 1000. This glucan polymer comprises at least 30% alpha-1,3 linkages and at least 30% alpha-1,6 linkages. Further disclosed are glucosyltransferase enzymes that synthesize poly alpha-1,3-1,6-glucan. Ether derivatives of poly alpha-1,3-1,6-glucan and methods of using such derivatives as viscosity modifiers are also disclosed.
摘要翻译: 本文公开了包含重均聚合度(DPw)为至少1000的聚α-1,3-1,6-葡聚糖的组合物。该葡聚糖聚合物包含至少30%的α-1,3键和至少30 %α-1,6键。 还公开了合成聚α-1,3-1,6-葡聚糖的葡糖基转移酶。 还公开了聚α-1,3-1,6-葡聚糖的醚衍生物和使用这些衍生物作为粘度调节剂的方法。
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公开(公告)号:US20150004652A1
公开(公告)日:2015-01-01
申请号:US14490828
申请日:2014-09-19
发明人: MARK S. PAYNE , Yefim Brun , Hongxian He , Thomas Scholz
CPC分类号: C12P19/18 , C08B37/0009 , C12N9/1048 , C12N9/1051 , C12P19/04 , C12Y204/01005 , C12Y204/01267 , Y02P20/52
摘要: Reaction solutions are disclosed herein comprising water, sucrose and a glucosyltransferase enzyme that synthesizes poly alpha-1,3-glucan. The glucosyltransferase enzyme can synthesize insoluble glucan polymer having at least 50% alpha-1,3 glycosidic linkages and a number average degree of polymerization of at least 100. Further disclosed are methods of using such glucosyltransferase enzymes to produce insoluble poly alpha-1,3-glucan.
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公开(公告)号:US20150004650A1
公开(公告)日:2015-01-01
申请号:US14490754
申请日:2014-09-19
发明人: MARK S. PAYNE , Yefim Brun , Hongxian He , Thomas Scholz
CPC分类号: C12P19/18 , C08B37/0009 , C12N9/1048 , C12N9/1051 , C12P19/04 , C12Y204/01005 , C12Y204/01267 , Y02P20/52
摘要: Reaction solutions are disclosed herein comprising water, sucrose and a glucosyltransferase enzyme that synthesizes poly alpha-1,3-glucan. The glucosyltransferase enzyme can synthesize insoluble glucan polymer having at least 50% alpha-1,3 glycosidic linkages and a number average degree of polymerization of at least 100. Further disclosed are methods of using such glucosyltransferase enzymes to produce insoluble poly alpha-1,3-glucan.
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公开(公告)号:US10308968B2
公开(公告)日:2019-06-04
申请号:US16163701
申请日:2018-10-18
发明人: Mark S. Payne , Yefim Brun , Hongxian He , Thomas Scholz
摘要: Reaction solutions are disclosed herein comprising water, sucrose and a glucosyltransferase enzyme that synthesizes poly alpha-1,3-glucan. The glucosyltransferase enzyme can synthesize insoluble glucan polymer having at least 50% alpha-1,3 glycosidic linkages and a number average degree of polymerization of at least 100. Further disclosed are methods of using such glucosyltransferase enzymes to produce insoluble poly alpha-1,3-glucan.
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公开(公告)号:US20160122445A1
公开(公告)日:2016-05-05
申请号:US14933128
申请日:2015-11-05
发明人: RAKESH NAMBIAR , Rong Guan , Qiong Cheng , Robert Dicosimo , Jayme L. Paullin , Yuanfeng Liang , Charles R. Powley , Yefim Brun
CPC分类号: C08B37/0021 , C08L5/02 , C11D3/222 , C12P19/08
摘要: Compositions are disclosed herein comprising dextran that comprises (i) 87-93 wt % glucose linked at positions 1 and 6; (ii) 0.1-1.2 wt % glucose linked at positions 1 and 3; (iii) 0.1-0.7 wt % glucose linked at positions 1 and 4; (iv) 7.7-8.6 wt % glucose linked at positions 1, 3 and 6; and (v) about 0.4-1.7 wt % glucose linked at (a) positions 1, 2 and 6, or (b) positions 1, 4 and 6. Aqueous forms of this composition have enhanced viscosity profiles. Further disclosed are methods of using compositions comprising dextran, such as increasing the viscosity of an aqueous composition. Enzymatic reactions for producing dextran are also disclosed.
摘要翻译: 本文公开的组合物包含葡聚糖,其包含(i)在位置1和6处连接的87-93重量%的葡萄糖; (ii)在1和3位连接的0.1-1.2重量%葡萄糖; (iii)在位置1和4处连接0.1-0.7重量%的葡萄糖; (iv)在1,3和6位连接的7.7-8.6重量%葡萄糖; 和(v)在(a)位置1,2和6处连接的约0.4-1.7重量%的葡萄糖,或(b)第1,4和6位。该组合物的水性形式具有增强的粘度分布。 进一步公开的是使用包含葡聚糖的组合物的方法,例如增加水性组合物的粘度。 还公开了用于生产葡聚糖的酶反应。
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公开(公告)号:US09296996B2
公开(公告)日:2016-03-29
申请号:US14490703
申请日:2014-09-19
发明人: Mark S Payne , Yefim Brun , Hongxian He , Thomas Scholz
CPC分类号: C12P19/18 , C08B37/0009 , C12N9/1048 , C12N9/1051 , C12P19/04 , C12Y204/01005 , C12Y204/01267 , Y02P20/52
摘要: Reaction solutions are disclosed herein comprising water, sucrose and a glucosyltransferase enzyme that synthesizes poly alpha-1,3-glucan. The glucosyltransferase enzyme can synthesize insoluble glucan polymer having at least 50% alpha-1,3 glycosidic linkages and a number average degree of polymerization of at least 100. Further disclosed are methods of using such glucosyltransferase enzymes to produce insoluble poly alpha-1,3-glucan.
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