CN108624034A - A kind of sofa production method containing flexible polyurethane foams - Google Patents
A kind of sofa production method containing flexible polyurethane foams Download PDFInfo
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- CN108624034A CN108624034A CN201810027135.5A CN201810027135A CN108624034A CN 108624034 A CN108624034 A CN 108624034A CN 201810027135 A CN201810027135 A CN 201810027135A CN 108624034 A CN108624034 A CN 108624034A
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- polyurethane foams
- flexible polyurethane
- sofa
- oil
- production method
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
- C08L75/06—Polyurethanes from polyesters
-
- 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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/36—After-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/36—After-treatment
- C08J9/365—Coating
-
- 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
- C08G2110/0008—Foam properties flexible
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/06—Polyurethanes from polyesters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2407/00—Characterised by the use of natural rubber
- C08J2407/02—Latex
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The sofa production method containing flexible polyurethane foams that the invention discloses a kind of, includes the following steps：S1, prepare flexible polyurethane foams；S2, polyester polyol and polyisocyanates are mixed to silica gel powder, dibutyl tin laurate, water and the cure-crosslinking agent for sequentially adding natural emulsion, atoleine, mineral oil, Baijunling, nano silver, chitosan, 200~300 mesh, goes in mold and cures up to flexible polyurethane foams；S3, flexible polyurethane foams are cut out, sprays essential oil composition, two pieces of flexible polyurethane foams are bonded together up to sofa filler；S4, fixed sofa frame, are packed into sofa filler, and cladding slip cover is to complete the sofa containing flexible polyurethane foams to make.Production method proposed by the present invention, easy to operate, low manufacture cost, the sofa comfort level and resilience of making are good, and antibacterial effect is excellent, and service life is long, can relieve stress, dispelling fatigue.
Description
Technical field
The present invention relates to sofa production technical field more particularly to a kind of sofa making side containing flexible polyurethane foams
Method.
Background technology
Sofa is furniture item common in people's daily life, is seen everywhere in places such as office, leisure, amusements,
It is also indispensable one of the soft dress in Modern Family's finishing.Sofa is a kind of a kind of family for being combined seat and bed and developing and
Tool, can meet the function of seat support and meet the function that bed is lain, be fall between it is a kind of to people provide rest,
The article of comfort is provided to people, it is very popular in daily life.Sofa is mainly by frame, filler and sofa
Set composition, and currently used filler be sponge, but sponge for a long time crush after will produce the deformation for being difficult to restore, cause sand
Rough and uneven in surface phenomenon is presented in the face of delivering, and has not only influenced the aesthetics of sofa entirety, but also influence the comfort level of sofa.It is based on
This, the present invention proposes a kind of sofa production method containing flexible polyurethane foams.
Invention content
The purpose of the present invention is to solve disadvantages existing in the prior art, and the one kind proposed contains flexibel polyurethane
The sofa production method of foam.
A kind of sofa production method containing flexible polyurethane foams, includes the following steps：
S1, prepare flexible polyurethane foams：According to 100 parts of polyester polyol, 250~350 parts of polyisocyanates, two
0.5~1.5 part of dibutyl tin laurate, 15~25 parts of natural emulsion, 5~10 parts of the silica gel powder of 200~300 mesh, liquid stone
1~3 part of wax, 2~4 parts of mineral oil, 0.6~1.6 part of Baijunling, 0.2~0.6 part of nano silver, 0.6~1.6 part of chitosan,
0.3~0.8 part of cure-crosslinking agent, 0.25~0.55 part of water weigh each raw material for standby；
S2, flexible polyurethane foams are prepared：Polyester polyol and polyisocyanates drying are placed in kneading machine, then added
Enter natural emulsion, after mixing again by atoleine, mineral oil, Baijunling, nano silver, chitosan and 200~300 purposes
Silica gel powder sequentially adds, and continues to mix to uniform, then addition dibutyl tin laurate, water and solidification friendship into kneading machine
Join agent, quickly mixes to uniform and then go in mold, and mold temperature is risen to 72~78 DEG C, cure 50~90min, take out
Up to flexible polyurethane foams；
S3, flexible polyurethane foams are cut out according to sofa size, and by the flexible polyurethane foams phase of two pieces of same sizes
Essential oil composition is sprayed to placing, and in the opposite side of two pieces of flexible polyurethane foams staggered relatively, it is then opposite by two pieces
The flexible polyurethane foams of placement bond together as an entirety to get sofa filler；
S4, the sofa filler for fixing sofa frame, and being prepared by step S3 is required to be packed into accordingly according to making
Then position coats the making that slip cover completes the sofa containing flexible polyurethane foams again.
Preferably, the molecular weight of the polyester polyol is 1600~2500.
Preferably, the polyester polyol, polyisocyanates, dibutyl tin laurate, natural emulsion, 200~300 mesh
Silica gel powder, atoleine, mineral oil, Baijunling, nano silver, chitosan, cure-crosslinking agent and water mass ratio be
100：300：1：20：8： 2：3：1.2：0.4：1.2：0.5：0.4.
Preferably, the mass ratio of the Baijunling, nano silver and chitosan is 2~5：1：2~5.
Preferably, the oily mixture with function essential oil based on the essential oil composition, the function essential oil are rhodamine toner
Any one or a few mixing in oil, lily essential oil, Lavender, chamomile essential oil or deodar essential oil, and base oil
Volume ratio with function essential oil is 1：0.01~0.03.
Preferably, the base oil is any one in SIMMONDSIA CHINENSIS SEED OIL, evening primrose oil, Sweet Almond Oil, grape seed oil.
Compared with prior art, beneficial effects of the present invention are：
1, comfort level is good, and filler is the flexible polyurethane foams of modification, and modified flexible polyurethane foams formula closes
Reason, is mixed into natural emulsion, silica gel powder, atoleine and mineral oil in flexible polyurethane foams generating process, to improve
The elasticity of flexible polyurethane foams, while ensureing that flexible polyurethane foams have excellent resilience, improve the comfort level of sofa；
2, Baijunling, nano silver and the chitosan of rational proportion, Ke Yifu are added in the formula of flexible polyurethane foams
Flexible polyurethane foams antibacterial functions are given, effectively inhibits the growth inside flexible polyurethane foams with sofa surface bacteria, ensures
The safety of user, while the influence of bacterium, mould to sofa material capability is reduced, extend the service life of sofa；
3, the smell of sofa can be improved by essential oil composition being sprayed in sofa filler, while can also be relieved stress, and be disappeared
Except fatigue, increase comfort, and essential oil composition is sprayed to the flexibel polyurethane bubble staggered relatively of two pieces of same sizes again
Two flexible polyurethane foams are simultaneously bonded together and can delay the evaporation rate of essential oil composition by foam opposite side.
Specific implementation mode
The present invention is made further to explain with reference to specific embodiment.
Embodiment one
A kind of sofa production method containing flexible polyurethane foams proposed by the present invention, includes the following steps：
S1, prepare flexible polyurethane foams：According to 100 parts of polyester polyol, 300 parts of polyisocyanates, two bays
1 part of sour dibutyl tin, 20 parts of natural emulsion, 8 parts of the silica gel powder of 200~300 mesh, 2 parts of atoleine, 3 parts of mineral oil, hundred
1.2 parts of bacterium spirit, 0.4 part of nano silver, 1.2 parts of chitosan, 0.5 part of cure-crosslinking agent, 0.4 part of water weigh each raw material for standby；
S2, flexible polyurethane foams are prepared：Polyester polyol and polyisocyanates drying are placed in kneading machine, then added
Enter natural emulsion, after mixing again by atoleine, mineral oil, Baijunling, nano silver, chitosan and 200~300 purposes
Silica gel powder sequentially adds, and continues to mix to uniform, then addition dibutyl tin laurate, water and solidification friendship into kneading machine
Join agent, quickly mixes to uniform and then go in mold, and mold temperature is risen to 75 DEG C, cure 80min, take out up to soft
Polyurethane foam；
S3, flexible polyurethane foams are cut out according to sofa size, and by the flexible polyurethane foams phase of two pieces of same sizes
Essential oil composition is sprayed to placing, and in the opposite side of two pieces of flexible polyurethane foams staggered relatively, it is then opposite by two pieces
The flexible polyurethane foams of placement bond together as an entirety to get sofa filler；
S4, the sofa filler for fixing sofa frame, and being prepared by step S3 is required to be packed into accordingly according to making
Then position coats the making that slip cover completes the sofa containing flexible polyurethane foams again.
In the present invention, essential oil composition is the mixture of grape seed oil and function essential oil, and the function essential oil is rhodamine toner
The mixing of oil, lily essential oil and Lavender, and the volume ratio of grape seed oil and function essential oil is 1：0.02.
Embodiment two
A kind of sofa production method containing flexible polyurethane foams proposed by the present invention, includes the following steps：
S1, prepare flexible polyurethane foams：According to 100 parts of polyester polyol, 350 parts of polyisocyanates, two bays
0.8 part of sour dibutyl tin, 25 parts of natural emulsion, 5 parts of the silica gel powder of 200~300 mesh, 2 parts of atoleine, mineral oil 4
Part, 1.6 parts of Baijunling, 0.6 part of nano silver, 1.6 parts of chitosan, 0.5 part of cure-crosslinking agent, it is standby that 0.55 part of water weighs each raw material
With；
S2, flexible polyurethane foams are prepared：Polyester polyol and polyisocyanates drying are placed in kneading machine, then added
Enter natural emulsion, after mixing again by atoleine, mineral oil, Baijunling, nano silver, chitosan and 200~300 purposes
Silica gel powder sequentially adds, and continues to mix to uniform, then addition dibutyl tin laurate, water and solidification friendship into kneading machine
Join agent, quickly mixes to uniform and then go in mold, and mold temperature is risen to 78 DEG C, cure 90min, take out up to soft
Polyurethane foam；
S3, flexible polyurethane foams are cut out according to sofa size, and by the flexible polyurethane foams phase of two pieces of same sizes
Essential oil composition is sprayed to placing, and in the opposite side of two pieces of flexible polyurethane foams staggered relatively, it is then opposite by two pieces
The flexible polyurethane foams of placement bond together as an entirety to get sofa filler；
S4, the sofa filler for fixing sofa frame, and being prepared by step S3 is required to be packed into accordingly according to making
Then position coats the making that slip cover completes the sofa containing flexible polyurethane foams again.
In the present invention, essential oil composition is the mixture of evening primrose oil and function essential oil, and the function essential oil is lavender
The mixing of essential oil and chamomile essential oil, and evening primrose oil and the volume ratio of function essential oil are 1：0.03.
The relative molecular mass of polyester polyol is 1600~2500 in above-described embodiment one and embodiment two.
80 customers are randomly selected, the sand containing flexible polyurethane foams made to above-described embodiment one, embodiment two
Hair and commercially available sofa carry out comfort test, and tester is made to select optimal one of comfort level, and statistical result is as follows：
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of sofa production method containing flexible polyurethane foams, which is characterized in that include the following steps：
S1, prepare flexible polyurethane foams：According to 100 parts of polyester polyol, 250~350 parts of polyisocyanates, two bays
0.5~1.5 part of sour dibutyl tin, 15~25 parts of natural emulsion, 5~10 parts of the silica gel powder of 200~300 mesh, atoleine 1~
3 parts, 2~4 parts of mineral oil, 0.6~1.6 part of Baijunling, 0.2~0.6 part of nano silver, 0.6~1.6 part of chitosan, solidification friendship
Join 0.3~0.8 part of agent, 0.25~0.55 part of water weighs each raw material for standby；
S2, flexible polyurethane foams are prepared：Polyester polyol and polyisocyanates drying are placed in kneading machine, day is added
Right latex, after mixing again by atoleine, the silica gel of mineral oil, Baijunling, nano silver, chitosan and 200~300 mesh
Powder sequentially adds, and continues to mix to uniform, then addition dibutyl tin laurate, water and solidification crosslinking into kneading machine
Agent is quickly mixed to uniform and is then gone in mold, and mold temperature is risen to 72~78 DEG C, cures 50~90min, taking-up is
Obtain flexible polyurethane foams；
S3, flexible polyurethane foams are cut out according to sofa size, and the flexible polyurethane foams of two pieces of same sizes are put relatively
It sets, and essential oil composition is sprayed in the opposite side of two pieces of flexible polyurethane foams staggered relatively, it is then staggered relatively by two pieces
Flexible polyurethane foams bond together as an entirety to get sofa filler；
S4, the sofa filler for fixing sofa frame, and being prepared by step S3 is required to be packed into corresponding position according to making,
Then the making that slip cover completes the sofa containing flexible polyurethane foams is coated again.
2. a kind of sofa production method containing flexible polyurethane foams according to claim 1, which is characterized in that described
The molecular weight of polyester polyol is 1600~2500.
3. a kind of sofa production method containing flexible polyurethane foams according to claim 1, which is characterized in that described
Polyester polyol, polyisocyanates, dibutyl tin laurate, natural emulsion, the silica gel powder of 200~300 mesh, liquid stone
Wax, mineral oil, Baijunling, nano silver, chitosan, cure-crosslinking agent and water mass ratio be 100：300：1：20：8：2：3：
1.2：0.4：1.2：0.5：0.4.
4. a kind of sofa production method containing flexible polyurethane foams according to claim 1, which is characterized in that described
The mass ratio of Baijunling, nano silver and chitosan is 2~5：1：2~5.
5. a kind of sofa production method containing flexible polyurethane foams according to claim 1, which is characterized in that described
The mixture of oil and function essential oil based on essential oil composition, the function essential oil are Rosa Damascana, lily essential oil, lavender essence
Any one or a few mixing in oil, chamomile essential oil or deodar essential oil, and the volume ratio of base oil and function essential oil is
1：0.01~0.03.
6. a kind of sofa production method containing flexible polyurethane foams according to claim 1, which is characterized in that described
Base oil is any one in SIMMONDSIA CHINENSIS SEED OIL, evening primrose oil, Sweet Almond Oil, grape seed oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810027135.5A CN108624034A (en) | 2018-01-11 | 2018-01-11 | A kind of sofa production method containing flexible polyurethane foams |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810027135.5A CN108624034A (en) | 2018-01-11 | 2018-01-11 | A kind of sofa production method containing flexible polyurethane foams |
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| CN108624034A true CN108624034A (en) | 2018-10-09 |
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| CN201810027135.5A Pending CN108624034A (en) | 2018-01-11 | 2018-01-11 | A kind of sofa production method containing flexible polyurethane foams |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109321165A (en) * | 2018-10-17 | 2019-02-12 | 孙夏星 | A kind of foam glue production method |
| CN109851739A (en) * | 2019-01-14 | 2019-06-07 | 广东恩浩内衣实业有限公司 | A kind of polyurethane foam and its mold cup of high negative oxygen ion content |
| CN109851845A (en) * | 2019-01-19 | 2019-06-07 | 恩龙实业(嘉兴)有限公司 | A kind of foam and preparation method thereof |
| CN110028650A (en) * | 2019-05-08 | 2019-07-19 | 惠州展亿科技有限公司 | A kind of polyurethane flexible foam and preparation method thereof containing latex |
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| WO2016039395A1 (en) * | 2014-09-09 | 2016-03-17 | 宇部興産株式会社 | Aqueous polyurethane resin dispersion, and polyurethane resin film and synthetic leather obtained using same |
| CN106948185A (en) * | 2017-03-23 | 2017-07-14 | 淮安凯悦科技开发有限公司 | A kind of preparation method and applications of aqueous double-layer leather |
| CN107312157A (en) * | 2017-08-23 | 2017-11-03 | 北京家美科技有限公司 | The degerming deodorant polyurethane expanded material of mite killing and its preparation technology |
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2018
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016039395A1 (en) * | 2014-09-09 | 2016-03-17 | 宇部興産株式会社 | Aqueous polyurethane resin dispersion, and polyurethane resin film and synthetic leather obtained using same |
| CN106948185A (en) * | 2017-03-23 | 2017-07-14 | 淮安凯悦科技开发有限公司 | A kind of preparation method and applications of aqueous double-layer leather |
| CN107312157A (en) * | 2017-08-23 | 2017-11-03 | 北京家美科技有限公司 | The degerming deodorant polyurethane expanded material of mite killing and its preparation technology |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109321165A (en) * | 2018-10-17 | 2019-02-12 | 孙夏星 | A kind of foam glue production method |
| CN109851739A (en) * | 2019-01-14 | 2019-06-07 | 广东恩浩内衣实业有限公司 | A kind of polyurethane foam and its mold cup of high negative oxygen ion content |
| CN109851845A (en) * | 2019-01-19 | 2019-06-07 | 恩龙实业(嘉兴)有限公司 | A kind of foam and preparation method thereof |
| CN109851845B (en) * | 2019-01-19 | 2021-09-17 | 恩龙实业(嘉兴)有限公司 | Foam and preparation method thereof |
| CN110028650A (en) * | 2019-05-08 | 2019-07-19 | 惠州展亿科技有限公司 | A kind of polyurethane flexible foam and preparation method thereof containing latex |
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Application publication date: 20181009 |