GB1309473A - Starch products - Google Patents
Starch productsInfo
- Publication number
- GB1309473A GB1309473A GB1309473DA GB1309473A GB 1309473 A GB1309473 A GB 1309473A GB 1309473D A GB1309473D A GB 1309473DA GB 1309473 A GB1309473 A GB 1309473A
- Authority
- GB
- United Kingdom
- Prior art keywords
- starch
- starch products
- slimoea
- polyphosphate
- pyrophosphate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229920002472 Starch Polymers 0.000 title abstract 3
- 235000019698 starch Nutrition 0.000 title abstract 3
- 239000008107 starch Substances 0.000 title abstract 3
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- 229920000388 Polyphosphate Polymers 0.000 abstract 1
- 229910000318 alkali metal phosphate Inorganic materials 0.000 abstract 1
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 abstract 1
- 235000011180 diphosphates Nutrition 0.000 abstract 1
- 238000005553 drilling Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000003129 oil well Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- 239000001205 polyphosphate Substances 0.000 abstract 1
- 235000011176 polyphosphates Nutrition 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B31/00—Preparation of derivatives of starch
- C08B31/02—Esters
- C08B31/06—Esters of inorganic acids
- C08B31/066—Starch phosphates, e.g. phosphorylated starch
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
1309473 Boring earth &c SLIMOEA Ltd 14 Sept 1971 [15 June 1970] 28914/70 Heading E1F [Also in Divisions C1 C3 and D2] A water-retaining aid for oil-well drilling muds comprises a starch phosphate obtained by slurrying starch with an alkali metal phosphate, polyphosphate, pyrophosphate or a mixture thereof, passing the resultant slurry over heated rolls and then recovering the product.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2891470 | 1970-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1309473A true GB1309473A (en) | 1973-03-14 |
Family
ID=10283235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1309473D Expired GB1309473A (en) | 1970-06-15 | 1970-06-15 | Starch products |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB1309473A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253970A (en) | 1979-10-01 | 1981-03-03 | The United States Of America As Represented By The Secretary Of Agriculture | Flocculation of coals with water-soluble starch xanthates |
-
1970
- 1970-06-15 GB GB1309473D patent/GB1309473A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253970A (en) | 1979-10-01 | 1981-03-03 | The United States Of America As Represented By The Secretary Of Agriculture | Flocculation of coals with water-soluble starch xanthates |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |