Process for the preparation of granular cold water-soluble starch
    11.
    发明授权
    Process for the preparation of granular cold water-soluble starch 失效
    颗粒状冷水溶性淀粉的制备方法

    公开(公告)号:US5037929A

    公开(公告)日:1991-08-06

    申请号:US571085

    申请日:1990-08-22

    CPC classification number: C08B30/14 A23L29/212

    Abstract: An improved, atmospheric pressure process for the production of granular cold water-soluble starches is disclosed which comprises forming a slurry of starch granules, water and polyhydric alcohol (e.g. 1,2-propanediol), heating the slurry to convert the starch crystalline structure to a V-type single helix crystalline arrangement or to an amorphous structure, and thereafter separating the converted, cold water-soluble starch granules from the liquid phase. The process can be used to good effect on cereal, tuber, root and legume starches and on many of their cross-linked and substituted forms to yield cold water-soluble starch granules having cold water-solubilities on the order of 70-95%.

    Abstract translation: 公开了用于生产颗粒状冷水溶性淀粉的改进的大气压工艺,其包括形成淀粉颗粒,水和多元醇(例如1,2-丙二醇)的浆料,加热浆料以将淀粉结晶结构转化为 V型单螺旋结晶布置或非晶结构,然后将转化的冷水溶性淀粉颗粒与液相分离。 该方法可用于谷物,块茎,根和豆类淀粉及其许多交联和取代形式的良好效果,以产生具有约70-95%量级的冷水溶解度的冷水溶性淀粉颗粒。

    Freeze-thaw stable modified waxy barley starch
    12.
    发明授权
    Freeze-thaw stable modified waxy barley starch 失效
    冻融稳定改性蜡质大麦淀粉

    公开(公告)号:US4973447A

    公开(公告)日:1990-11-27

    申请号:US487205

    申请日:1990-03-01

    CPC classification number: C08B31/006 A23L29/219

    Abstract: Improved dual modified waxy barley starch products are provided which exhibit excellent freeze-thaw stability and other properties making the starches eminently suited for incorporation into food products such as pie fillings or the like. Separated waxy barley starch is subjected to sequential hydroxypropylation (at a level to provide at least about thre percent by weight hydroxypropyl groups) and cross-linking (phosphorus oxychloride or sodium trimetaphosphate) to provide the products of the invention.

    Abstract translation: 提供了改进的双重改性的蜡质大麦淀粉产品,其显示出优异的冻融稳定性和其它性能,使得淀粉特别适合于掺入食品如馅饼馅饼等中。 将分离的蜡状大麦淀粉进行顺序羟丙基化(在至少提供约三分之一重量百分数的羟丙基基团的水平)和交联(三氯氧化磷或三偏磷酸钠)以提供本发明的产物。

    Process for preserving raw fruits and vegetables using ascorbic acid
esters
    13.
    发明授权
    Process for preserving raw fruits and vegetables using ascorbic acid esters 失效
    使用抗坏血酸酯保存生水果和蔬菜的方法

    公开(公告)号:US4814192A

    公开(公告)日:1989-03-21

    申请号:US123451

    申请日:1987-11-18

    CPC classification number: A23B7/06 A23B7/10 A23B7/154

    Abstract: A process of inhibiting enzymatic browning in mechanically injured, raw fruit and vegetable products, including juices, comprising treating the products with ascorbic acid-2-phosphate esters and ascorbyl-6-fatty acid esters, individually or in combination. The treatments may be applied in an aqueous carrier and may further comprise other browning inhibitors, polyphenol oxidase inhibitors, emulsifying agents, dispersing agents and complexing agents. Treatments tend to delay or prevent the onset of enzymatic browning or, once browning has begun, to limit the extent of enzymatic browning. Also disclosed are novel browning.

    Abstract translation: 包括在机械损伤的生水果和蔬菜产品(包括果汁)中抑制酶促褐变的方法,包括单独或组合地用抗坏血酸-2-磷酸酯和抗坏血酸-6-脂肪酸酯处理产物。 处理可以应用于水性载体中,并且还可以包含其它的褐变抑制剂,多酚氧化酶抑制剂,乳化剂,分散剂和络合剂。 处理倾向于延迟或防止酶促褐变的发生,或者一旦褐变开始,限制酶促褐变的程度。 还公开了新的褐变。

    Method of synthesizing fatty acid esters of ascorbic acid
    14.
    发明授权
    Method of synthesizing fatty acid esters of ascorbic acid 失效
    合成抗坏血酸脂肪酸酯的方法

    公开(公告)号:US4151178A

    公开(公告)日:1979-04-24

    申请号:US872994

    申请日:1978-01-27

    CPC classification number: C07D307/62

    Abstract: A high-yield process of producing essentially pure fatty acid esters of ascorbic acid is disclosed which gives significantly increased yields of esters using a simple reaction scheme and an excess of relatively inexpensive, recoverable fatty acids, as opposed to use of an excess of ascorbic acid. The process hereof comprises reacting an ascorbic acid isomer and a saturated fatty acid in concentrated sulfuric acid at ambient or relatively low temperatures, followed by ester recovery. Surprisingly, enchanced yields are obtained by using a molar excess of fatty acid relative to the ascorbic acid, 98-99% concentrated sulfuric acid as opposed to 95% sulfuric acid, and/or a molar ratio of the sum of the fatty acid and ascorbic acid to sulfuric acid of from about 0.1 to 0.3.

    Abstract translation: 公开了生产基本上纯的抗坏血酸脂肪酸酯的高产量方法,其使用简单的反应方案和过量的相对便宜的可回收脂肪酸显着提高酯的产率,而不是使用过量的抗坏血酸 。 其方法包括在环境温度或较低温度下使抗坏血酸异构体和饱和脂肪酸在浓硫酸中反应,随后进行酯回收。 令人惊奇的是,通过使用相对于抗坏血酸的摩尔过量的脂肪酸,与95%硫酸相反的98-99%的浓硫酸和/或脂肪酸和抗坏血酸的总和的摩尔比来获得增强的产量 酸至硫酸为约0.1至0.3。

    Preparation of l-ascorbate 2-sulfate from l-ascorbic acid
    15.
    发明授权
    Preparation of l-ascorbate 2-sulfate from l-ascorbic acid 失效
    从1-抗坏血酸制备1-抗坏血酸2-硫酸盐

    公开(公告)号:US3954809A

    公开(公告)日:1976-05-04

    申请号:US325652

    申请日:1973-01-22

    CPC classification number: C07D307/62

    Abstract: A method is provided for the synthesis of L-ascorbate 2-sulfate compounds and salts thereof which comprises reacting L-ascorbic acid or the salts thereof of the formula ##EQU1## WHERE Z represents hydrogen or a cation capable of bonding with L-ascorbic acid, and n.sub.1 is the valence of Z, with a base-sulfur trioxide complex of the formula ##EQU2## where A represents a tertiary amine, tertiary amide, ether or thioether, the reaction being carried out in a compatible solvent and in the presence of sufficient base to render the C.sub.2 hydroxyl of the L-ascorbic acid more ionized than the C.sub.5 and C.sub.6 hydroxyls thereof. The process effects quantitative conversion of L-ascorbic acid to L-ascorbate 2-sulfate, and pure compounds of the latter are isolated in good yields. Such compounds have been found to act as stable vitamin C sources in food systems or the like.

    Abstract translation: 提供了用于合成L-抗坏血酸盐2-硫酸盐化合物及其盐的方法,其包括使L-抗坏血酸或其式为H 2 -C-OH | HC-OH | O || HC | ANGLE C = O | C = C || Z-OOH n1其中Z表示氢或能与L-抗坏血酸键合的阳离子,n1是Z的化合价,其中式O的碱式 - 三氧化硫复合物是平行A: S = O PARALLEL O其中A表示叔胺,叔酰胺,醚或硫醚,反应在相容的溶剂中并在足够的碱存在下进行,使L-抗坏血酸的C2羟基比 其C5和C6羟基。 该过程影响L-抗坏血酸定量转化为L-抗坏血酸2-硫酸酯,后者的纯化合物以良好的产率分离。 已经发现这些化合物在食品系统等中起着稳定的维生素C来源的作用。

    Metal ion compositions and methods for improving wheat-based products
    16.
    发明授权
    Metal ion compositions and methods for improving wheat-based products 失效
    金属离子组合物和改良小麦制品的方法

    公开(公告)号:US5556655A

    公开(公告)日:1996-09-17

    申请号:US519243

    申请日:1995-08-25

    Abstract: Wheat-based products of improved brightness such as noodles, pastas, doughs and vital wheat gluten are provided which include a source of Zn.sup.+2 ion, most preferably zinc chloride, and/or a source of Al.sup.+3 ion, most preferably aluminum sulfate. The Zn.sup.+2 and/or Al.sup.+3 source is added to the starting ingredients and serves to give bright products less prone to show browning off-color. Zn.sup.+2 and/or Al.sup.+3 ion also permits preparation of aqueous gluten dispersions without the need for contaminating acids or bases.

    Abstract translation: 提供了诸如面条,面食,面团和重要的小麦面筋的改善亮度的小麦产品,其包括Zn + 2离子源,最优选氯化锌源和/或Al + 3离子源,最优选硫酸铝 。 Zn + 2和/或Al + 3源被添加到起始成分中,用于赋予不易显现褐色的明亮产物。 Zn + 2和/或Al + 3离子还可以制备含水的麸质分散体,而不需要污染酸或碱。

    Multi-faced probe and method of measuring the stickiness of cooked
string pasta products
    17.
    发明授权
    Multi-faced probe and method of measuring the stickiness of cooked string pasta products 失效
    多面探针和测量熟字符串面条产品粘性的方法

    公开(公告)号:US5311768A

    公开(公告)日:1994-05-17

    申请号:US997574

    申请日:1992-12-28

    CPC classification number: G01N19/04 G01N2033/105

    Abstract: A testing apparatus (20) and a corresponding method are provided for validly measuring the stickiness or adhesiveness of a sample (52) such as cooked pasta. The apparatus (20) includes a support surface (42) on which the sample (52) is placed, an apertured restraining member (106) for preventing separation between the sample (52) and supporting surface (42), a probe (70) presenting a sample-engaging face (82) for engaging and disengaging a portion of the sample (52), and a tester (22) which is coupled to the probe (70) for moving the probe (70) into and out of engagement with the sample (52). A plurality of probes (70-80) may be provided each presenting a different sample-engaging surface (82) for selective and alternate engagement with the sample (52). The restraining member (106) may be mounted on the tester (22) for shiftable movement relative to the sample (52), and is resiliently biased toward the sample (52) for holding the latter firmly against the supporting surface (42). In use, an integrated negative-force region (212) of a force curve generated by the tester (22) is an accurate measure of stickiness of the sample (52).

    Abstract translation: 提供了一种测试装置(20)和相应的方法,用于有效测量诸如熟面食的样品(52)的粘性或粘合性。 设备(20)包括一个其上放置样品(52)的支撑表面(42),用于防止样品(52)和支撑表面(42)之间分离的有孔限制件(106),探头(70) 呈现用于接合和分离所述样品(52)的一部分的样品接合面(82)和耦合到所述探针(70)的测试器(22),用于将所述探针(70)移动与所述探针 样品(52)。 可以提供多个探针(70-80),每个探针呈现与样品(52)选择性和交替接合的不同的样品接合表面(82)。 限制构件(106)可以安装在测试器(22)上,用于相对于样品(52)的可移动运动,并且朝向样品(52)弹性偏压,以将其抵抗支撑表面(42)固定。 在使用中,由测试器(22)产生的力曲线的积分的负力区域(212)是样品(52)的粘性的精确测量。

    Process for dry milling of wheat to obtain gluten and starch
    18.
    发明授权
    Process for dry milling of wheat to obtain gluten and starch 失效
    干燥碾磨小麦以获得麸质和淀粉的方法

    公开(公告)号:US5164013A

    公开(公告)日:1992-11-17

    申请号:US676376

    申请日:1991-03-28

    CPC classification number: A23J1/12 C08B30/046

    Abstract: A low cost process for the high yield recovery of wheat gluten and starch is provided which comprises initially pearling whole wheat kernels to remove germ and a part of the bran, followed by grinding to an average particle size of 100-400 microns. The ground, pearled wheat is then subjected to wet processing to isolate gluten and starch. Yields of gluten are 20-25% higher than yields using flour as a starting material.

    Abstract translation: 提供了一种用于小麦面筋和淀粉的高产量回收的低成本方法,其包括最初的珍珠全麦籽粒以除去胚芽和一部分麸皮,然后研磨至平均粒径为100-400微米。 然后将地面上的珍珠小麦进行湿法加工以分离麸质和淀粉。 使用面粉作为起始原料,麸质的产量比产量高20-25%。

    Method of preparing dry, concentrated salts of ascorbate 2-polyphosphate
    19.
    发明授权
    Method of preparing dry, concentrated salts of ascorbate 2-polyphosphate 失效
    制备抗坏血酸2-聚磷酸酯的干燥浓缩盐的方法

    公开(公告)号:US5149829A

    公开(公告)日:1992-09-22

    申请号:US641042

    申请日:1991-01-14

    CPC classification number: C07F9/65515

    Abstract: A method of preparing dried, concentrated ascorbate 2-polyphosphate salts is provided wherein a starting aqueous solution containing the desired 2-polyphosphate species (as well as contaminating inorganic phosphates) as sodium and potassium salts is subjected to a sequential precipitation technique to first remove the contaminants, followed by recovery of the desired species. In preferred practice, the inital starting solution is first supplemented with calcium chloride and sufficient calcium hydroxide to adjust the pH from about 6-8, thereby causing precipitation of the inorganic contaminants. At this point the ascorbate 2-polyposphate species are recovered from the supernatant and dried. The latter preferably involves washing the precipitated organophosphate salts with an aqueous organic solvent, concentration, addition of a non-solvent such as ethanol to induce precipitation, and subsequent drying. The resulting product is a concentrated salt form of ascorbate 2-polyphosphate that is a free-flowing, dried powder which can be readily handled, stored and used as an active vitamin C supplement in food or pharmacological systems.

    Abstract translation: 提供了制备干燥,浓缩的抗坏血酸盐2-多磷酸盐的方法,其中将含有所需的2-多磷酸盐物质(以及污染性无机磷酸盐)作为钠盐和钾盐的起始水溶液进行连续沉淀技术,首先除去 污染物,然后回收所需物质。 在优选的实践中,初始溶液首先用氯化钙和足够的氢氧化钙补充以将pH调节至约6-8,从而引起无机污染物的沉淀。 此时,从上清液回收抗坏血酸2-突触体物质并干燥。 后者优选涉及用含水有机溶剂洗涤沉淀的有机磷酸盐,浓缩,加入非溶剂如乙醇以诱导沉淀,随后干燥。 所得产物是一种浓缩盐形式的抗坏血酸2-聚磷酸酯,它是一种自由流动的干燥粉末,可以在食品或药理学系统中容易地处理,储存和用作活性维生素C补充剂。

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