CN106279632A - A kind of lightweight foamed cotton of automotive trim and preparation method thereof - Google Patents
A kind of lightweight foamed cotton of automotive trim and preparation method thereof Download PDFInfo
- Publication number
- CN106279632A CN106279632A CN201610749906.2A CN201610749906A CN106279632A CN 106279632 A CN106279632 A CN 106279632A CN 201610749906 A CN201610749906 A CN 201610749906A CN 106279632 A CN106279632 A CN 106279632A
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- China
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- catalyst
- automotive trim
- foamed cotton
- mark
- lightweight foamed
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Classifications
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- 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
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
-
- 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
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- 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
- C08G2101/00—Manufacture of cellular products
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- 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 the preparation field of synthetic sponge, lightweight foamed cotton being specifically related to a kind of automotive trim and preparation method thereof.This lightweight foaming is continuous is made up of A material and B material；A material is made up of the raw material of the following meter of mark by weight: polyether polyol 330N 51 53%, POP 2045 polyurethane resin 39 41%, leading portion catalyst 0.1 0.2%, surface catalyst 0.5 0.7%, back segment catalyst 0.35 0.6%, surfactant 1.4 1.5%, opening infusion 1.3 1.5%, water 3.3 3.5%, above each raw materials quality mark sum is 100%；B material is then toluene di-isocyanate(TDI) and methyl diphenylene diisocyanate.By water content, the surfactant in increasing A and expecting and open infusion consumption, making before and after's section catalyst be significantly increased, expansion rate accelerates, and coordinates the improvement of continuous B line faster rotational speed, has reached the light-weighted effect of synthetic sponge.
Description
Technical field
The invention belongs to the preparation field of synthetic sponge, be specifically related to a kind of automotive trim lightweight foamed cotton and
Preparation method.
Background technology
The developing direction of world car (mainly car and new-energy automobile) is lightweight at present.Lightweight is to improve fuel oil combustion
Burn efficiency and reduce motor vehicle exhaust emission, being also the important technique measure realizing automotive energy-saving emission-reducing.Current automotive light weight technology
Main path is: 1. automobile primary traffic specification vehicle Continuous optimization, on the premise of specification principal parameter size retains, promotes complete vehicle structure
Intensity, reduces consumptive material consumption；2. light material is used.Such as aluminum, magnesium, pottery, plastics, glass fibre or carbon fibre composite
Deng；3. computer is used to carry out structure design, as used finite element analysis, local strengthening design etc.；4. monocoque body is used,
Thinning vehicle body sheet thickness etc..
Wherein, current automotive light weight technology measure mainly uses light material.
The lightweight of automotive interior material is also an important channel of automotive light weight technology.Inside most automobile ornaments
It is all with sponge as primary raw material.Sponge used by current most of automotive trim can not well reach automotive trim light weight
The standard changed, and environmental protection aspect has been short of.
Summary of the invention
Present invention aims to the continuous deficiency in lightweight of existing automotive trim foaming, it is provided that a kind of automobile
Lightweight foamed cotton of interior trim and preparation method thereof.The present invention is by the water content, the surfactant that increase in foaming continuous A material and opens
Infusion consumption, makes before and after's section catalyst be significantly increased, and expansion rate accelerates, and (9.5 points/circle changes into coordinate continuous B line faster rotational speed
8.5 points/circle) improvement, reached the light-weighted effect of synthetic sponge.
For realizing the purpose of the present invention, adopt the following technical scheme that
By A material and B, the lightweight foamed cotton of a kind of automotive trim, expects that 100:34-46 is processed in mass ratio；A material by with
Under the raw material of mark meter by weight make: polyether polyol 330N 51-53%, POP-2045 polyurethane resin 39-41%, leading portion
Catalyst 0.1-0.2%, surface catalyst 0.5-0.7%, back segment catalyst 0.35-0.6%, surfactant 1.4-1.5%, open infusion
1.3-1.5%, water 3.3-3.5%, above each raw materials quality mark sum is 100%；B material is by the raw material of the following meter of mark by weight
Make: toluene di-isocyanate(TDI) 80.0%, methyl diphenylene diisocyanate 20.0%.
Preferably, the lightweight foamed cotton of described automotive trim, A material and B expect the processing system of 100:40 in mass ratio
Become；A material is made up of the raw material of the following meter of mark by weight: polyether polyol 330N 52.3%, POP-2045 polyurethane resin
40%, leading portion catalyst 0.2%, surface catalyst 0.6%, back segment catalyst 0.4%, surfactant 1.5%, open infusion 1.5%, water
3.5%, above each raw materials quality mark sum is 100%；B material is made up of the raw material of the following meter of mark by weight: toluene diisocyanate
Acid esters 80.0%, methyl diphenylene diisocyanate 20.0%.
Described leading portion catalyst is without amine volatilization catalyst EF-700.
Described surface catalyst is Niax silicone oil L-3639.
Described back segment catalyst is catalysts for polyurethanes DEOA.
A kind of method of lightweight foamed cotton preparing automotive trim as above, uses sponge forming machine to prepare light
Quantifying foaming silk floss, concrete processing conditions is: mold temperature 55 ± 5 DEG C, A material temperature degree 23 ± 3 DEG C, B material temperature degree 21 ± 3 DEG C, fills
Head flow 332 g/s, oil pressure pressure 175 ± 30 Bar, A pump cycle pressure 150 ± 30 Bar, B pump cycle pressure 130
± 30 Bar, air pressure 6 ± 2 kg/cm2, vacuum break bubble pressure while-1 ~-4 Bar, B material to be made the rotating speed of continuous B line is 8.5 points/circle.
The present invention has the advantage that compared with the prior art
The present invention is by the water content, the surfactant that increase in A material and opens infusion consumption, makes ratio and the catalysis of before and after's section catalyst
Effect is significantly increased, and expansion rate accelerates, and coordinates the improvement of continuous B line faster rotational speed (9.5 points/circle changes 8.5 points/circle into), reaches
Synthetic sponge light-weighted effect.
Detailed description of the invention
For the openest rather than restriction present invention, below in conjunction with example, the present invention is described in further detail.
Embodiment 1
By A material and B, the lightweight foamed cotton of a kind of automotive trim, expects that 100:34 is processed in mass ratio；A material is pressed by following
The raw material of weight fraction meter is made: polyether polyol 330N 51%, POP-2045 polyurethane resin 41%, leading portion catalyst 0.3%,
Surface catalyst 0.9%, back segment catalyst 0.8%, surfactant 1.2%, open infusion 1.3%, water 3.5%, above each raw materials quality mark
Sum is 100%；B material is made up of the raw material of the following meter of mark by weight: toluene di-isocyanate(TDI) 80.0%, diphenyl methane two are different
Cyanate 20.0%.
Preparation method is: using sponge forming machine to prepare lightweight foaming silk floss, concrete processing conditions is: mold temperature 55
DEG C, A material temperature degree 23 DEG C, B material temperature degree 21 DEG C, pouring head flow 332 g/s, oil pressure pressure 175 Bar, A pump cycle pressure 150
Bar, B pump cycle pressure 130 Bar, air pressure 6 kg/cm2, vacuum breaks bubble pressure while-2 Bar, B material and makes the rotating speed of continuous B line and be
8.5 points/circle.
Embodiment 2
By A material and B, the lightweight foamed cotton of a kind of automotive trim, expects that 100:40 is processed in mass ratio；A material is pressed by following
The raw material of weight fraction meter is made: polyether polyol 330N 52.3%, POP-2045 polyurethane resin 40%, leading portion catalyst
0.4%, surface catalyst 1.0%, back segment catalyst 0.6%, surfactant 1.0%, open infusion 1.2%, water 3.5%, above each raw material matter
Amount mark sum is 100%；B material is made up of the raw material of the following meter of mark by weight: toluene di-isocyanate(TDI) 80.0%, diphenylmethyl
Alkane diisocyanate 20.0%.
Preparation method is: using sponge forming machine to prepare lightweight foaming silk floss, concrete processing conditions is: mold temperature 60
DEG C, A material temperature degree 20 DEG C, B material temperature degree 18 DEG C, pouring head flow 332 g/s, oil pressure pressure 200Bar, A pump cycle pressure
180Bar, B pump cycle pressure 160Bar, air pressure 8kg/cm2, vacuum breaks bubble pressure while-1Bar, B material and makes the rotating speed of continuous B line and be
8.5 points/circle.
Embodiment 3
By A material and B, the lightweight foamed cotton of a kind of automotive trim, expects that 100:34-46 is processed in mass ratio；A material by with
Under the raw material of mark meter by weight make: polyether polyol 330N 53%, POP-2045 polyurethane resin 39%, leading portion catalyst
0.4%, surface catalyst 0.9%, back segment catalyst 0.8%, surfactant 1.2%, open infusion 1.2%, water 3.5%, above each raw material matter
Amount mark sum is 100%；B material is made up of the raw material of the following meter of mark by weight: toluene di-isocyanate(TDI) 80.0%, diphenylmethyl
Alkane diisocyanate 20.0%.
Preparation method is: using sponge forming machine to prepare lightweight foaming silk floss, concrete processing conditions is: mold temperature 57
DEG C, A material temperature degree 24 DEG C, B material temperature degree 22 DEG C, pouring head flow 332 g/s, oil pressure pressure 150Bar, A pump cycle pressure
170Bar, B pump cycle pressure 150Bar, air pressure 7kg/cm2, vacuum breaks bubble pressure while-4 Bar, B material and makes the rotating speed of continuous B line
It it is 8.5 points/circle.
The formula of table 1 present invention and the contrast of general formula
The general formula of table 2 and lightweight formula physical property comparison sheet, reduce groundwater increment about 5%
The foregoing is only presently preferred embodiments of the present invention, all equalizations done according to scope of the present invention patent change and repair
Decorations, all should belong to the covering scope of the present invention.
Claims (6)
1. the lightweight foamed cotton of an automotive trim, it is characterised in that: expected that 100:34-46 in mass ratio processes by A material and B
Make；A material is made up of the raw material of the following meter of mark by weight: polyether polyol 330N 51-53%, POP-2045 polyurethane resin
39-41%, leading portion catalyst 0.1-0.2%, surface catalyst 0.5-0.7%, back segment catalyst 0.35-0.6%, surfactant 1.4-
1.5%, opening infusion 1.3-1.5%, water 3.3-3.5%, above each raw materials quality mark sum is 100%；B material by following by weight
The raw material of mark meter is made: toluene di-isocyanate(TDI) 80.0%, methyl diphenylene diisocyanate 20.0%.
The lightweight foamed cotton of automotive trim the most according to claim 1, it is characterised in that: pressed quality by A material and B material
It is processed into than 100:40；A material is made up of the raw material of the following meter of mark by weight: polyether polyol 330N 52.3%, POP-
2045 polyurethane resins 40%, leading portion catalyst 0.2%, surface catalyst 0.6%, back segment catalyst 0.4%, surfactant 1.5%, open
Infusion 1.5%, water 3.5%, above each raw materials quality mark sum is 100%；B material is made up of the raw material of the following meter of mark by weight:
Toluene di-isocyanate(TDI) 80.0%, methyl diphenylene diisocyanate 20.0%.
The lightweight foamed cotton of automotive trim the most according to claim 1 and 2, it is characterised in that: described leading portion is urged
Agent is without amine volatilization catalyst EF-700.
The lightweight foamed cotton of automotive trim the most according to claim 1 and 2, it is characterised in that: described surface is urged
Agent is Niax silicone oil L-3639.
The lightweight foamed cotton of automotive trim the most according to claim 1 and 2, it is characterised in that: described back segment is urged
Agent is catalysts for polyurethanes DEOA.
6. the method for the lightweight foamed cotton preparing automotive trim as claimed in claim 1 or 2, it is characterised in that:
Using sponge forming machine to prepare lightweight foaming silk floss, concrete processing conditions is: mold temperature 55 ± 5 DEG C, A material temperature degree 23 ± 3
DEG C, B material temperature degree 21 ± 3 DEG C, pouring head flow 332 g/s, oil pressure pressure 175 ± 30 Bar, A pump cycle pressure 150 ± 30
Bar, B pump cycle pressure 130 ± 30 Bar, air pressure 6 ± 2 kg/cm2, vacuum breaks bubble pressure while-1 ~-4 Bar, B material and makes continuous B
The rotating speed of line is 8.5 points/circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610749906.2A CN106279632A (en) | 2016-08-30 | 2016-08-30 | A kind of lightweight foamed cotton of automotive trim and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610749906.2A CN106279632A (en) | 2016-08-30 | 2016-08-30 | A kind of lightweight foamed cotton of automotive trim and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106279632A true CN106279632A (en) | 2017-01-04 |
Family
ID=57677550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610749906.2A Pending CN106279632A (en) | 2016-08-30 | 2016-08-30 | A kind of lightweight foamed cotton of automotive trim and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN106279632A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4539339A (en) * | 1984-09-27 | 1985-09-03 | Texaco Inc. | Polyurethane foams made from vinyl polymer polyols |
| CN1076933A (en) * | 1992-03-31 | 1993-10-06 | 宋兆生 | The preparation method of high-resiliency low-density moulded polyurethane foam |
| CN101240055A (en) * | 2008-03-13 | 2008-08-13 | 北京市丰信德科技发展有限公司 | Method for preparing low VOC content polyurethane foam and use thereof |
| JP2010031169A (en) * | 2008-07-30 | 2010-02-12 | Tosoh Corp | Polyol composition with vinyl chloride polymer particle and/or vinyl chloride-unsaturated vinyl copolymer particle being dispersed |
| CN102115522A (en) * | 2010-12-01 | 2011-07-06 | 上海人脊橡塑科技制品有限公司 | Slowly-recoverable polyurethane foam material |
| CN103044655A (en) * | 2012-12-18 | 2013-04-17 | 林彬 | Thermoformable fire-proof sponge and preparation method thereof |
| CN104109227A (en) * | 2014-08-05 | 2014-10-22 | 北京李尔岱摩斯汽车系统有限公司 | Soft polyurethane foam material and preparation method thereof |
| CN104672427A (en) * | 2014-12-31 | 2015-06-03 | 上海馨源新材料科技有限公司 | High-hardness polyurethane flexible foam for automotive interior parts and preparation method of foam |
| CN105294991A (en) * | 2015-11-23 | 2016-02-03 | 佛山市丽江椅业有限公司 | Cold cure high resilient foam and preparation method |
-
2016
- 2016-08-30 CN CN201610749906.2A patent/CN106279632A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4539339A (en) * | 1984-09-27 | 1985-09-03 | Texaco Inc. | Polyurethane foams made from vinyl polymer polyols |
| CN1076933A (en) * | 1992-03-31 | 1993-10-06 | 宋兆生 | The preparation method of high-resiliency low-density moulded polyurethane foam |
| CN101240055A (en) * | 2008-03-13 | 2008-08-13 | 北京市丰信德科技发展有限公司 | Method for preparing low VOC content polyurethane foam and use thereof |
| JP2010031169A (en) * | 2008-07-30 | 2010-02-12 | Tosoh Corp | Polyol composition with vinyl chloride polymer particle and/or vinyl chloride-unsaturated vinyl copolymer particle being dispersed |
| CN102115522A (en) * | 2010-12-01 | 2011-07-06 | 上海人脊橡塑科技制品有限公司 | Slowly-recoverable polyurethane foam material |
| CN103044655A (en) * | 2012-12-18 | 2013-04-17 | 林彬 | Thermoformable fire-proof sponge and preparation method thereof |
| CN104109227A (en) * | 2014-08-05 | 2014-10-22 | 北京李尔岱摩斯汽车系统有限公司 | Soft polyurethane foam material and preparation method thereof |
| CN104672427A (en) * | 2014-12-31 | 2015-06-03 | 上海馨源新材料科技有限公司 | High-hardness polyurethane flexible foam for automotive interior parts and preparation method of foam |
| CN105294991A (en) * | 2015-11-23 | 2016-02-03 | 佛山市丽江椅业有限公司 | Cold cure high resilient foam and preparation method |
Non-Patent Citations (1)
| Title |
|---|
| 温变英等: "《高分子材料加工》", 30 June 2016 * |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |