BRPI0506316A - hidrogéis de rápida superabsorção constituìdos de goma arábica, acrilatos e acrilamida - Google Patents
hidrogéis de rápida superabsorção constituìdos de goma arábica, acrilatos e acrilamidaInfo
- Publication number
- BRPI0506316A BRPI0506316A BRPI0506316A BRPI0506316A BR PI0506316 A BRPI0506316 A BR PI0506316A BR PI0506316 A BRPI0506316 A BR PI0506316A BR PI0506316 A BRPI0506316 A BR PI0506316A
- Authority
- BR
- Brazil
- Prior art keywords
- acrylamide
- acrylates
- fast
- gum
- gum arabic
- Prior art date
Links
- 239000000017 hydrogel Substances 0.000 title abstract 5
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 title abstract 4
- 235000010489 acacia gum Nutrition 0.000 title abstract 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 title abstract 2
- 229920000084 Gum arabic Polymers 0.000 title 1
- 241000978776 Senegalia senegal Species 0.000 title 1
- 239000000205 acacia gum Substances 0.000 title 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 abstract 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract 1
- 239000001785 acacia senegal l. willd gum Substances 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000009472 formulation Methods 0.000 abstract 1
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical group CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 229920005615 natural polymer Polymers 0.000 abstract 1
- 229920002401 polyacrylamide Polymers 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
Landscapes
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
HIDROGéIS DE RáPIDA SUPERABSORçãO CONSTITUìDOS DE GOMA ARáBICA, ACRILATOS E ACRILAMIDA. Hidrogéis de rápida superabsorção baseados em Acrilatos, Acrilamida e polímeros naturais presentes na Goma Arábica. A síntese do hidrogel superabsorvente é realizada da seguinte forma: a Goma Arábica é modificada quimicamente com metacrilato de glicidila e em seguida é copolimerizada juntamente com monómeros de Acrilatos e Acrilamida. Nessa formulação, o hidrogel é altamente poroso e intumesce 300 vezes, em pouco mais de uma hora.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BRPI0506316 BRPI0506316A (pt) | 2005-12-09 | 2005-12-09 | hidrogéis de rápida superabsorção constituìdos de goma arábica, acrilatos e acrilamida |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BRPI0506316 BRPI0506316A (pt) | 2005-12-09 | 2005-12-09 | hidrogéis de rápida superabsorção constituìdos de goma arábica, acrilatos e acrilamida |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI0506316A true BRPI0506316A (pt) | 2007-10-02 |
Family
ID=38530114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0506316 BRPI0506316A (pt) | 2005-12-09 | 2005-12-09 | hidrogéis de rápida superabsorção constituìdos de goma arábica, acrilatos e acrilamida |
Country Status (1)
| Country | Link |
|---|---|
| BR (1) | BRPI0506316A (pt) |
-
2005
- 2005-12-09 BR BRPI0506316 patent/BRPI0506316A/pt not_active Application Discontinuation
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
| B04C | Request for examination: reinstatement - article 33, solely paragraph, of industrial property law | ||
| B25D | Requested change of name of applicant approved |
Owner name: UNIVERSIDADE ESTADUAL DE MARINGA (BR/PR) Free format text: NOME ALTERADO DE: FUNDACAO UNIVERSIDADE ESTADUAL DE MARINGA |
|
| B08F | Application fees: dismissal - article 86 of industrial property law |
Free format text: REFERENTE A 9A ANUIDADE. |
|
| B08G | Application fees: restoration | ||
| B06F | Objections, documents and/or translations needed after an examination request according art. 34 industrial property law | ||
| B07A | Technical examination (opinion): publication of technical examination (opinion) | ||
| B09B | Decision: refusal | ||
| B09B | Decision: refusal |