Process for simultaneous saccharfication and fermentation of whey permeate

    公开(公告)号:US09840723B2

    公开(公告)日:2017-12-12

    申请号:US14890078

    申请日:2014-05-13

    Applicant: NOVOZYMES A/S

    Inventor: Sven Pedersen

    CPC classification number: C12P7/14 C12P7/08

    Abstract: A process for producing ethanol from lactose containing substrates, comprising simultaneously saccharifying the substrate to produce monosaccharide and fermenting the monosaccharide to produce ethanol at a pH from 3.5-5.5, using a fermenting organism, wherein saccharification is carried out in the presence of a lactase, and wherein the fermenting organism is a Saccharomyces sp., and the ratio between the incubation time required for obtaining at least 90% hydrolysis of the lactose present in the substrate (t-1) and the total fermentation time (t2) is in the range of 0.1 to 1, and the Saccharomyces sp. is added in amounts that will result in an ethanol yield of at least 70% w/w of the theoretical ethanol yield from lactose by the end of fermentation.

    Process for simultaneous saccharfication and fermentation of whey permeate

    公开(公告)号:US10696987B2

    公开(公告)日:2020-06-30

    申请号:US15807671

    申请日:2017-11-09

    Applicant: NOVOZYMES A/S

    Inventor: Sven Pedersen

    Abstract: A process for producing ethanol from lactose containing substrates, comprising simultaneously saccharifying the substrate to produce monosaccharide and fermenting the monosaccharide to produce ethanol at a pH from 3.5-5.5, using a fermenting organism, wherein saccharification is carried out in the presence of a lactase, and wherein the fermenting organism is a Saccharomyces sp., and the ratio between the incubation time required for obtaining at least 90% hydrolysis of the lactose present in the substrate (t1) and the total fermentation time (t2) is in the range of 0.1 to 1, and the Saccharomyces sp. is added in amounts that will result in an ethanol yield of at least 70% w/w of the theoretical ethanol yield from lactose by the end of fermentation.

    PROCESS FOR SIMULTANEOUS SACCHARFICATION AND FERMENTATION OF WHEY PERMEATE

    公开(公告)号:US20180066289A1

    公开(公告)日:2018-03-08

    申请号:US15807671

    申请日:2017-11-09

    Applicant: NOVOZYMES A/S

    Inventor: Sven Pedersen

    CPC classification number: C12P7/14 C12P7/08 Y02E50/17

    Abstract: A process for producing ethanol from lactose containing substrates, comprising simultaneously saccharifying the substrate to produce monosaccharide and fermenting the monosaccharide to produce ethanol at a pH from 3.5-5.5, using a fermenting organism, wherein saccharification is carried out in the presence of a lactase, and wherein the fermenting organism is a Saccharomyces sp., and the ratio between the incubation time required for obtaining at least 90% hydrolysis of the lactose present in the substrate (t1) and the total fermentation time (t2) is in the range of 0.1 to 1, and the Saccharomyces sp. is added in amounts that will result in an ethanol yield of at least 70% w/w of the theoretical ethanol yield from lactose by the end of fermentation.

    PROCESS FOR SIMULTANEOUS SACCHARFICATION AND FERMENTATION OF WHEY PERMEATE
    9.
    发明申请
    PROCESS FOR SIMULTANEOUS SACCHARFICATION AND FERMENTATION OF WHEY PERMEATE 有权
    同时渗透和发酵白藜芦醇的方法

    公开(公告)号:US20160108440A1

    公开(公告)日:2016-04-21

    申请号:US14890078

    申请日:2014-05-13

    Applicant: NOVOZYMES A/S

    Inventor: Sven Pedersen

    CPC classification number: C12P7/14 C12P7/08

    Abstract: A process for producing ethanol from lactose containing substrates, comprising simultaneously saccharifying the substrate to produce monosaccharide and fermenting the monosaccharide to produce ethanol at a pH from 3.5-5.5, using a fermenting organism, wherein saccharification is carried out in the presence of a lactase, and wherein the fermenting organism is a Saccharomyces sp., and the ratio between the incubation time required for obtaining at least 90% hydrolysis of the lactose present in the sub strate (t-1) and the total fermentation time (t2) is in the range of 0.1 to 1, and the Saccharomyces sp. is added in amounts that will result in an ethanol yield of at least 70% w/w of the theoretical ethanol yield from lactose by the end of fermentation.

    Abstract translation: 一种由含乳糖的底物生产乙醇的方法,包括使用发酵生物体同时糖化底物以产生单糖并发酵单糖以在3.5-5.5的pH下生产乙醇,其中糖化在乳糖酶的存在下进行, 并且其中所述发酵生物体是酵母属菌种,并且获得至少90%水解存在于底层(t-1)中的乳糖和总发酵时间(t2)所需的孵育时间之间的比率在 范围为0.1至1,和酵母属 加入的量将导致在发酵结束时从乳糖产生的理论乙醇产率至少为70%w / w的乙醇产量。

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