Process for preparing stable full fat oilseed extract

Claim 2

A process for preparing a stabilized, full fat, high protein edible extract from an oilseed comprising the steps of: a. comminuting 1 part by weight full fat oilseed in the presence of from about 3 to about 15 parts by weight of a hot alkaline extraction solution with a temperature of at least about 180° F and a sufficiently high pH from about 8.0 to about 11 so that the comminuted oilseed/extraction solution mixture is alkaline; b. soaking the comminuted oilseed in the extraction solution for from about 1 to about 20 minutes; c. neutralizing the comminuted oilseed/extraction solution mixture with an acidic solution; d. clarifying the neutralized comminuted oilseed/extraction solution mixture to yield an essentially clear extract and a sludge; and e. heating the clear extract to about 285° F to destroy anti-nutritional factors.

Claim 3

A process as claimed in claim 1 wherein the extract is maintained at about 285° F for about 15 seconds.

Claim 4

A process as claimed in claim 1 comprising the additional steps of concentrating and spray drying the extract to yield a dry powder.

Claim 5

A process as claimed in claim 3 comprising the additional step of instantizing the powder.

Claim 6

A process as claimed in claim 1 wherein the oilseed is soy beans.

Claim 7

A process as claimed in claim 5 comprising the additional step of dehulling the soy beans before comminuting.

Claim 8

A process as claimed in claim 1 wherein the extraction solution contains sodium hydroxide.

Claim 9

A process as claimed in claim 1 wherein a hammermill is utilized for comminuting the oilseeds.

Claim 10

A process as claimed in claim 1 wherein the extraction solution temperature is at least about 205° F.

Claim 11

A process as claimed in claim 1 wherein the comminuted oilseed/extraction solution mixture has a pH from about 8 to about 10.

Claim 12

A process as claimed in claim 1 wherein the comminuted oilseed/extraction solution mixture has a pH from about 8.5 to about 9.

Claim 13

A process as claimed in claim 1 wherein the comminuted oilseed is soaked in the extraction solution for from about 3 to about 7 minutes.

Claim 14

A process as claimed in claim 1 wherein the acidic solution contains hydrochloric acid.

Claim 15

A process as claimed in claim 1 wherein the step of clarifying comprising the step of centrifuging.

Claim 16

A process as claimed in claim 1 comprising the additional step of extracting the sludge in at least one recycle stage which comprises the steps of: a. soaking the sludge in water; and b. clarifying the sludge/water mixture.

Claim 17

A process for preparing a stabilized, full fat, high protein, edible powder from whole soy beans comprising the steps of: a. comminuting in a hammermill one part by weight full fat soy bean in the presence of about 3 to 15 parts by weight of a hot alkaline extraction solution which contains sodium hydroxide and has a temperature of at least about 205° F and a sufficiently high pH from about 8 to about 11 that the comminuted soy bean extraction solution mixture is alkaline; b. extracting protein, carbohydrates, and lipids from the soy beans by soaking the comminuted soy beans in the extraction solution for from about 3 to about 7 minutes; c. neutralizing the comminuted soy bean/extraction solution mixture with an acidic solution containing hydrochloric acid; d. centrifuging the neutralized comminuted soy bean/extraction solution mixture to yield an essentially clear extract; e. heating the clear extract to about 285° F for about 15 seconds to destroy anti-nutritional factors; and f. concentrating and spray drying the extract to yield the stabilized powder.

Claim 18

A process for preparing a stabilized, full fat, high protein, edible powder from whole soy beans comprising the steps of: a. comminuting in a hammermill one part by weight full fat soy bean in the presence of about 3 to 15 parts by weight of a hot alkaline extraction solution which contains sodium hydroxide and has a temperature of at least about 205° F and a sufficiently high pH from about 8 to about 11 that the comminuted soy bean extraction solution mixture is alkaline; b. extracting protein, carbohydrates, and lipids from the soy beans by soaking the comminuted soy beans in the extraction solution for from about 3 to about 7 minutes; c. neutralizing the comminuted soy bean/extraction solution mixture with an acidic solution containing hydrochloric acid; d. centrifuging the neutralized comminuted soy bean/extraction solution mixture to yield an essentially clear extract; e. heating the clear extract to about 285° F for about 15 seconds to destroy anti-nutritional factors; and f. concentrating and spray drying the extract to yield the stabilized powder.

Claim 19

A process for preparing a stabilized, full fat, high protein edible extract from an oilseed comprising the steps of: a. comminuting one part by weight full fat oilseed in the presence of from about 3 to about 15 parts by weight of a hot alkaline extraction solution with a temperature of at least about 180° F and a sufficiently high pH from about 8 to about 13 so that the comminuted oilseed/extraction solution mixture is alkaline; b. soaking the comminuted oilseed in the extraction solution for from about 1 to about 20 minutes; c. neutralizing with an acidic solution and clarifying the comminuted oilseed/extraction solution mixture to yield an essentially clear extract and a sludge; and d. heating the clear extract to a sufficient temperature to destroy anti-nutritional factors.

Claim 20

A process for preparing a stabilized, full fat, high protein edible extract from an oilseed comprising the steps of: a. comminuting one part by weight full fat oilseed in the presence of from about 3 to about 15 parts by weight of a hot alkaline extraction solution with a temperature of at least about 180° F and a sufficiently high pH from about 8 to about 13 so that the comminuted oilseed/extraction solution mixture is alkaline; b. soaking the comminuted oilseed in the extraction solution for from about 1 to about 20 minutes; c. neutralizing with an acidic solution and clarifying the comminuted oilseed/extraction solution mixture to yield an essentially clear extract and a sludge; and d. heating the clear extract to a sufficient temperature to destroy anti-nutritional factors.

Claim 21

A process as claimed in claim 17 wherein the extract is heated to a temperature of about 285° F and maintained at about 285° F for about 15 seconds to destroy anti-nutritional factors.

Claim 22

A process as claimed in claim 17 comprising the additional steps of concentrating and spray drying the extract to yield a dry powder.

Claim 23

A process as claimed in claim 17 comprising the additional step of instantizing the powder.

Claim 24

A process as claimed in claim 17 wherein the oilseed is soy beans.

Claim 25

A process as claimed in claim 21 comprising the additional step of dehulling the soy beans before comminuting.

Claim 26

A process as claimed in claim 17 wherein the extraction solution contains sodium hydroxide.

Claim 27

A process as claimed in claim 17 wherein a hammermill is utilized for comminuting the oilseeds.

Claim 28

A process as claimed in claim 17 wherein the extraction solution temperature is at least about 205° F.

Claim 29

A process as claimed in claim 17 wherein the comminuted oilseed/extraction solution mixture has a pH from about 8 to about 10.

Claim 30

A process as claimed in claim 17 wherein the comminuted oilseed/extraction solution mixture has a pH from about 8.5 to about 9.

Claim 31

A process as claimed in claim 17 wherein the comminuted oilseed is soaked in the extraction solution for from about 3 to about 7 minutes.

Claim 32

A process as claimed in claim 17 wherein the acidic solution contains hydrochloric acid.

Claim 33

A process as claimed in claim 17 wherein the step of clarifying comprises the step of centrifuging.

Claim 34

A process as claimed in claim 17 comprising the additional step of extracting the sludge in at least one recycle stage which comprises the steps of: a. soaking the sludge in water; and b. clarifying the sludge/water mixture.

Claim 35

A process for preparing a stabilized, full fat, high protein, edible powder from whole soy beans comprising the steps of: a. comminuting in a hammermill one part by weight full fat soy bean in the presence of about 3 to 15 parts by weight of a hot alkaline extraction solution which contains sodium hydroxide and has a temperature of at least about 205° F and a sufficiently high pH from about 9.5 to about 13 that the comminuted soy bean/extraction solution mixture is alkaline; b. extracting protein, carbohydrates, and lipids from the soy beans by soaking the comminuted soy beans in the extraction solution for from about 3 to about 7 minutes; c. neutralizing the comminuted soy bean/extraction solution mixture with an acidic solution containing hydrochloric acid; d. centrifuging the neutralized comminuted soy bean/extraction solution mixture to yield an essentially clear extract; e. maintaining the clear extract at about 285° F for about 15 seconds to destroy anti-nutritional factors; and f. concentrating and spray drying the extract to yield the stabilized powder.

Claim 36

A process for preparing a stabilized, full fat, high protein, edible powder from whole soy beans comprising the steps of: a. comminuting in a hammermill one part by weight full fat soy bean in the presence of about 3 to 15 parts by weight of a hot alkaline extraction solution which contains sodium hydroxide and has a temperature of at least about 205° F and a sufficiently high pH from about 9.5 to about 13 that the comminuted soy bean/extraction solution mixture is alkaline; b. extracting protein, carbohydrates, and lipids from the soy beans by soaking the comminuted soy beans in the extraction solution for from about 3 to about 7 minutes; c. neutralizing the comminuted soy bean/extraction solution mixture with an acidic solution containing hydrochloric acid; d. centrifuging the neutralized comminuted soy bean/extraction solution mixture to yield an essentially clear extract; e. maintaining the clear extract at about 285° F for about 15 seconds to destroy anti-nutritional factors; and f. concentrating and spray drying the extract to yield the stabilized powder.

Claim 37

A water dispersible food product derived from whole soy beans comprising lipids and proteins wherein at least about 75% of the lipids are in the bound form and prepared by the process of claim 19.

Claim 38

A product produced by the process of claim 19.

Claim 39

A process as claimed in claim 17 wherein the extract is heated to a temperature of about 285° F to destroy anti-nutritional factors.

Claim 40

A process as claimed in claim 17 wherein the comminuted oilseed/extraction solution mixture has a pH less than about 11.

Claim 41

A process as claimed in claim 17 wherein the step of neutralizing occurs before the step of clarifying.

Claim 42

A process for preparing a stabilized, full fat, high protein edible extract from an oilseed comprising the steps of: a. comminuting one part by weight full fat oilseed in the presence of from about 3 to about 15 parts by weight of a hot alkaline extraction solution with a temperature of at least about 180° F and a pH of at least about 9.5 to yield an alkaline comminuted oilseed/extraction solution mixture having a pH up to about 11; b. soaking the comminuted oilseed in the extraction solution for from about 1 to about 20 minutes; c. neutralizing with an acidic solution and clarifying the comminuted oilseed/extraction solution mixture to yield an essentially clear extract and a sludge; and d. if the clear extract contains anti-nutritional factors destroyable by heat, heating the clear extract to a sufficient temperature to destroy anti-nutritional factors.

Claim 43

A process for preparing a stabilized, full fat, high protein edible extract from an oilseed comprising the steps of: a. comminuting one part by weight full fat oilseed in the presence of from about 3 to about 15 parts by weight of a hot alkaline extraction solution with a temperature of at least about 180° F and a pH of at least about 9.5 to yield an alkaline comminuted oilseed/extraction solution mixture having a pH up to about 11; b. soaking the comminuted oilseed in the extraction solution for from about 1 to about 20 minutes; c. neutralizing with an acidic solution and clarifying the comminuted oilseed/extraction solution mixture to yield an essentially clear extract and a sludge; and d. if the clear extract contains anti-nutritional factors destroyable by heat, heating the clear extract to a sufficient temperature to destroy anti-nutritional factors.

Claim 44

A process as claimed in claim 38 wherein the extract is heated to a temperature of about 285° F and maintained at about 285° F for about 15 seconds to destroy anti-nutritional factors.

Claim 45

A process as claimed in claim 38 comprising the additional steps of concentrating and spray drying the extract to yield a dry powder.

Claim 46

A process as claimed in claim 38 comprising the additional step of instantizing the powder.

Claim 47

A process as claimed in claim 38 wherein the oilseed is soy beans.

Claim 48

A process as claimed in claim 42 comprising the additional step of dehulling the soy beans before comminuting.

Claim 49

A process as claimed in claim 38 wherein the extraction solution contains hydroxide.

Claim 50

A process as claimed in claim 38 wherein the hammermill is utilized for comminuting the oilseeds.

Claim 51

A process as claimed in claim 38 wherein the extraction solution temperature is at least about 205° F.

Claim 52

A process as claimed in claim 38 wherein the comminuted oilseed/extraction solution mixture has a pH from about 8 to about 10.

Claim 53

A process as claimed in claim 38 wherein the comminuted oilseed/extraction solution mixture has a pH from about 8.5 to about 9.

Claim 54

A process as claimed in claim 38 wherein the comminuted oilseed is soaked in the extraction solution for from about 3 to about 7 minutes.

Claim 55

A process as claimed in claim 38 wherein the acidic solution contains hydrochloric acid.

Claim 56

A process as claimed in claim 38 wherein the step of clarifying comprises the step of centrifuging.

Claim 57

A process as claimed in claim 38 comprising the additional step of extracting the sludge in at least one recycle stage which comprises the steps of: a. soaking the sludge in water; and b. clarifying the sludge/water mixture.

Claim 58

A process for preparing a stabilized, full fat, high protein, edible powder from whole soy beans comprising the steps of: a. comminuting in a hammermill one part by weight full fat soy bean in the presence of about 3 to 15 parts by weight of a hot alkaline extraction solution which contains sodium hydroxide and has a temperature of at least about 205° F and a pH of at least about 9.5 to yield an alkaline comminuted soy bean/extraction solution mixture having a pH up to about 11; b. extracting protein, carbohydrates, and lipids from the soy beans by soaking the comminuted soy beans in the extraction solution for from about 3 to about 7 minutes; c. neutralizing the comminuted soy bean/extraction solution mixture with an acidic solution containing hydrochloric acid; d. centrifuging the neutralized comminuted soy bean/extraction solution mixture to yield an essentially clear extract; e. maintaining the clear extract at about 285° F for about 15 seconds to destroy anti-nutritional factors; and f. concentrating and spray drying the extract to yield the stabilized powder.

Claim 59

A process for preparing a stabilized, full fat, high protein, edible powder from whole soy beans comprising the steps of: a. comminuting in a hammermill one part by weight full fat soy bean in the presence of about 3 to 15 parts by weight of a hot alkaline extraction solution which contains sodium hydroxide and has a temperature of at least about 205° F and a pH of at least about 9.5 to yield an alkaline comminuted soy bean/extraction solution mixture having a pH up to about 11; b. extracting protein, carbohydrates, and lipids from the soy beans by soaking the comminuted soy beans in the extraction solution for from about 3 to about 7 minutes; c. neutralizing the comminuted soy bean/extraction solution mixture with an acidic solution containing hydrochloric acid; d. centrifuging the neutralized comminuted soy bean/extraction solution mixture to yield an essentially clear extract; e. maintaining the clear extract at about 285° F for about 15 seconds to destroy anti-nutritional factors; and f. concentrating and spray drying the extract to yield the stabilized powder.