Producing bioethanol and/or glucose syrups from raw starch

Summary of the technology

The invention relates to combinations of novel and efficient glucoamylase and alpha-amylase expressed in industrial Saccharomyces cerevisiae yeast strains for the processing of raw starch into bioethanol.

Unismart - University of Padua Foundation

Details of the Technology Offer

The invention relates to combinations of novel and efficient glucoamylase and alpha-amylase expressed in industrial Saccharomyces cerevisiae yeast strains for the processing of raw starch into bioethanol. The efficient amylases combinations, tested on a cluster of starchy substrates (raw corn starch, wheat bran, rice by-products) at high substrate loading (up to 20% w/v), gave high saccharification yields. The fermenting abilities of the recombinant yeast were also high. Expression of thermostable enzymes as well as the ability to produce more than one desirable enzyme in one host enables the generation of more competitive organisms for the industry. The present invention aim is also to provide a beneficial enzyme combination for the hydrolysis of starch for use in alcohol production processes. 

Applications

Production of bioethanol or glucose syrups from starchy materials, Glucose syrups production from corn, triticale, sorghum and other, agricultural waste (rice, potato).

Intellectual property status

  • Granted Patent
  • Patent application number :ZA201208255B
  • Granted Patent
  • Patent application number :EP849756
  • Granted Patent
  • Patent application number :US9243256B2

Attached documents

Related Keywords

  • Biological Sciences
  • Biology / Biotechnology
  • Agrofood Industry
  • Technologies for the food industry
  • Food Additives/Ingredients/Functional Food
  • Food Processing
  • Food Technology
  • Food quality and safety
  • Micro- and Nanotechnology related to agrofood
  • Protecting Man and Environment
  • Environment
  • Ecology
  • Life Cycle Assessment
  • Waste Management
  • Recycling, Recovery
  • Sustainability
  • Food & feed ingredients
  • Food and Beverages

About Unismart - University of Padua Foundation

Unismart - University of Padua Foundation

Unismart - University of Padua Foundation

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