Compositions: coating or plastic – Coating or plastic compositions – Proteinaceous material containing
Reexamination Certificate
1997-04-23
2001-01-23
Brunsman, David (Department: 1755)
Compositions: coating or plastic
Coating or plastic compositions
Proteinaceous material containing
C106S124200, C426S580000, C426S635000, C426S656000
Reexamination Certificate
active
06176916
ABSTRACT:
TECHNICAL FIELD
The present invention relates to non-hygroscopic free-flowing products in general. Such products are composed of a hydrophobic and a hydrophilic material and are obtained by the co-drying of these materials. Specifically, the present invention discloses a non-hygroscopic free-flowing product consisting of a sugar and a protein component. A case in point is a mixture of lactose and gluten which is suitable for use in animal feed compositions. The present invention also relates to a method for obtaining such products and to feed compositions containing the products.
BACKGROUND OF THE INVENTION
Hygroscopic materials are generally difficult to handle. When the material is used in dry form it attracts water and thereby becomes sticky and difficult to treat mechanically. This limits the use of hygroscopic materials to use in wet or solubilized form. Use of wet materials at a distance from the place at which they are produced involves the transport of water which is considered as a wasteful process step.
A case in point is the use of lactose. Lactose (or milk sugar) is virtually the only sugar in milk. Lactose is a disaccharide composed of glucose and galactose. This sugar is present in cow milk at an average amount of 4.8% (w/w) and contributes to the nutritive value of milk and milk products, other sources for lactose are known. Lactose can be purified from milk or milk products. The most important source of lactose is the cheese industry. Lactose is an important component of whey permeate (about 80% lactose) which is a by-product of cheese manufacturing. Whey permeate therefore is considered as a very important nutritive product. Whey permeate is fed to animals or it is disposed. There is a growing tendency to valorize such by-products, especially in the form of animal feed.
In modern farming the feed given to animals is closely monitored with respect to its composition and nutritional value. Feed mixes are carefully prepared and the composition is varied with the species, age and physiological status of the animals. Lactose (in the form of whey permeate) which could be an interesting component of animal feed is hardly used due to its hygroscopic behavior. Dry feed compositions containing lactose become sticky and difficult to handle. Mixing of dried whey permeate together with other feed components also gives a hygroscopic product. The present invention solves this problem.
SUMMARY OF THE INVENTION
The present invention discloses a non-hygroscopic free-flowing product comprising a hydrophobic and a hydrophilic component. Specifically, the present invention discloses a non-hygroscopic free-flowing composition comprising a sugar and a protein component. More specifically lactose and a hydrophobic component.
The present invention discloses a method for obtaining a non-hygroscopic free-flowing product comprising the co-drying of a thoroughly mixed composition containing hydrophobic and hydrophilic materials.
The present invention further discloses the use of the non-hygroscopic free-flowing product as an animal feed component.
The invention also discloses animal feed compositions in which the product is used as a milk replacer.
REFERENCES:
patent: 3372032 (1968-03-01), van Tittelboom
patent: 3840670 (1974-10-01), Holt
patent: 3956521 (1976-05-01), Pisecky et al.
patent: 5397589 (1995-03-01), Korte et al.
patent: 5643622 (1997-07-01), Sawhill
patent: 446 987 (1991-09-01), None
patent: 1121946 (1968-07-01), None
patent: 1 343 578 (1974-01-01), None
patent: 2 294 859 (1996-05-01), None
patent: 93/00826 (1993-01-01), None
http://conquestine.com/mountainbrookfoods/facts/Nonfatpowderedmilk.html, May 30, 2000.
Database WPI Week 9501 Derwent Publication Ltd., London,GB: an 95-003932 XPOO2O15379 & KR-A-9 400 957 (Sun Hil Glucose Co Ltd.), Feb. 7, 1994.
Bos Cornelis
De Sadeleer Jos Willy Ghislain Corneel
Brunsman David
Cerestar Holding B.V.
Pillsbury Madison & Sutro LLP
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