CN109422863A - Polyurethane dish washing sponge and preparation method thereof - Google Patents
Polyurethane dish washing sponge and preparation method thereof Download PDFInfo
- Publication number
- CN109422863A CN109422863A CN201710747146.6A CN201710747146A CN109422863A CN 109422863 A CN109422863 A CN 109422863A CN 201710747146 A CN201710747146 A CN 201710747146A CN 109422863 A CN109422863 A CN 109422863A
- Authority
- CN
- China
- Prior art keywords
- component
- parts
- dish washing
- polyurethane
- washing sponge
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3271—Hydroxyamines
- C08G18/3275—Hydroxyamines containing two hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
- C08G18/6688—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3271
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L17/00—Apparatus or implements used in manual washing or cleaning of crockery, table-ware, cooking-ware or the like
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention belongs to polyurethane product technical fields, and in particular to a kind of polyurethane dish washing sponge and preparation method thereof.The polyurethane dish washing sponge, is made of component A and B component, wherein based on parts by weight, component A is prepared from the following raw materials: A80-100 parts of polyether polyol；B40-60 parts of polyether polyol；C20-30 parts of polyether polyol；5-10 parts of water；0.5-1.5 parts of amine catalyst；0.5-2 parts of crosslinking agent；0.1-0.5 parts of foam stabiliser；Based on parts by weight, B component is prepared from the following raw materials: 40-60 parts of isocyanates.The characteristics of polyurethane dish washing sponge of the present invention has wearability good, falls off in use process without clast, long service life；The preparation method, it is scientific and reasonable, simple and easy.
Description
Technical field
The invention belongs to polyurethane product technical fields, and in particular to a kind of polyurethane dish washing sponge and preparation method thereof.
Background technique
With the development of polyurethane industries among others, the application field of polyurethane product is more and more wider.Due to polyurethane dish washing sponge
Flexibility is good, water imbibition is strong, is widely used.But polyurethane dish washing sponge at present on the market, there are wearabilities
Difference has clast to fall off in use process, the short problem of service life.
Summary of the invention
In view of the deficiencies of the prior art, the object of the present invention is to provide a kind of polyurethane dish washing sponges, have wearability good,
It falls off in use process without clast, the characteristics of long service life；It is scientific and reasonable, simple easy the present invention also provides preparation method
Row.
Polyurethane dish washing sponge of the present invention, is made of component A and B component, wherein
Based on parts by weight, component A is prepared from the following raw materials:
Based on parts by weight, B component is prepared from the following raw materials:
40-60 parts of isocyanates；
The degree of functionality of the polyether polyol A is 2, molecular weight 3800-4200；It is preferred that the federal chemical work of Zibo moral letter
The ED-28 of industry Co., Ltd production.
The degree of functionality of the polyether polyol B is 3, molecular weight 3200-3400；It is preferred that the federal chemical work of Zibo moral letter
The DEP-505S of industry Co., Ltd production.
The degree of functionality of the polyether polyol C is 2, molecular weight 900-1100；It is preferred that the federal chemical work of Zibo moral letter
The DDL-1000D of industry Co., Ltd production.
The amine catalyst is gel catalyst A33.
The crosslinking agent is diethanol amine.
The foam stabiliser is L-580.
The isocyanates is TDI-80.
The preparation method of the polyurethane dish washing sponge, steps are as follows:
(1) component A raw material is added in blender and is uniformly mixed, and adjust temperature to 25-30 DEG C, meanwhile, by B component
It is preheated to 25-30 DEG C；
(2) mold is preheated to 35-45 DEG C, and keeps temperature constant；
(3) revolving speed of blender is adjusted to 2000r/min, and B component is added in the component A mixed and stirs 5-10s,
Then, it is added into mold and cures 12-24h, obtain product.
Compared with prior art, the invention has the following advantages:
(1) polyurethane dish washing sponge of the present invention has wearability good, falls off in use process without clast, with long service life
Feature.
(2) preparation method of the present invention, it is scientific and reasonable, simple and easy.
Specific embodiment
Below with reference to embodiment, the present invention will be further described, but does not limit the present invention.
All raw materials used in embodiment are commercially available unless otherwise specified.
Embodiment 1
Polyurethane dish washing sponge, is made of component A and B component described in the present embodiment, wherein
Based on parts by weight, component A is prepared from the following raw materials:
Based on parts by weight, B component is prepared from the following raw materials:
40 parts of TDI-80；
Preparation method is as follows:
(1) component A raw material is added in blender and is uniformly mixed, and adjust temperature to 25 DEG C, meanwhile, B component is pre-
Heat is to 25 DEG C；
(2) mold is preheated to 35 DEG C, and keeps temperature constant；
(3) revolving speed of blender is adjusted to 2000r/min, and B component is added in the component A mixed and stirs 5s, so
Afterwards, it is added into mold and cures 12h, obtain product.
Embodiment 2
Polyurethane dish washing sponge, is made of component A and B component described in the present embodiment, wherein
Based on parts by weight, component A is prepared from the following raw materials:
Based on parts by weight, B component is prepared from the following raw materials:
60 parts of TDI-80；
Preparation method is as follows:
(1) component A raw material is added in blender and is uniformly mixed, and adjust temperature to 30 DEG C, meanwhile, B component is pre-
Heat is to 30 DEG C；
(2) mold is preheated to 45 DEG C, and keeps temperature constant；
(3) revolving speed of blender is adjusted to 2000r/min, and B component is added in the component A mixed and stirs 10s, so
Afterwards, it is added into and is cured into mold for 24 hours, obtain product.
Claims (6)
1. a kind of polyurethane dish washing sponge, it is characterised in that: be made of component A and B component, wherein
Based on parts by weight, component A is prepared from the following raw materials:
Based on parts by weight, B component is prepared from the following raw materials:
40-60 parts of isocyanates；
The degree of functionality of the polyether polyol A is 2, molecular weight 3800-4200；
The degree of functionality of the polyether polyol B is 3, molecular weight 3200-3400；
The degree of functionality of the polyether polyol C is 2, molecular weight 900-1100.
2. polyurethane dish washing sponge according to claim 1, it is characterised in that: the amine catalyst is gel catalyst
A33。
3. polyurethane dish washing sponge according to claim 1, it is characterised in that: the crosslinking agent is diethanol amine.
4. polyurethane dish washing sponge according to claim 1, it is characterised in that: the foam stabiliser is L-580.
5. polyurethane dish washing sponge according to claim 1, it is characterised in that: the isocyanates is TDI-80.
6. a kind of preparation method of any polyurethane dish washing sponge of claim 1-5, it is characterised in that: steps are as follows:
(1) component A raw material is added in blender and is uniformly mixed, and adjust temperature to 25-30 DEG C, meanwhile, B component is preheated
To 25-30 DEG C；
(2) mold is preheated to 35-45 DEG C, and keeps temperature constant；
(3) revolving speed of blender is adjusted to 2000r/min, and B component is added in the component A mixed and stirs 5-10s, so
Afterwards, it is added into mold and cures 12-24h, obtain product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710747146.6A CN109422863A (en) | 2017-08-28 | 2017-08-28 | Polyurethane dish washing sponge and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710747146.6A CN109422863A (en) | 2017-08-28 | 2017-08-28 | Polyurethane dish washing sponge and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109422863A true CN109422863A (en) | 2019-03-05 |
Family
ID=65501744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710747146.6A Pending CN109422863A (en) | 2017-08-28 | 2017-08-28 | Polyurethane dish washing sponge and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109422863A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115353602A (en) * | 2022-09-06 | 2022-11-18 | 山东尚正新材料科技股份有限公司 | Polyurethane cleaning sponge and preparation method thereof |
-
2017
- 2017-08-28 CN CN201710747146.6A patent/CN109422863A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115353602A (en) * | 2022-09-06 | 2022-11-18 | 山东尚正新材料科技股份有限公司 | Polyurethane cleaning sponge and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190305 |
|
| WD01 | Invention patent application deemed withdrawn after publication |